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Items where NERC Author is "Roy, Helen"

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Comont, Richard F.; Purse, Bethan V.; Phillips, William; Kunin, William E.; Hanson, Matthew; Lewis, Owen T.; Harrington, Richard; Shortall, Christopher R.; Rondoni, Gabriele; Roy, Helen E.. 2014 Escape from parasitism by the invasive alien ladybird, Harmonia axyridis. Insect Conservation and Diversity, 7 (4). 334-342. 10.1111/icad.12060

Roy, Helen E.; Peyton, Jodey; Aldridge, David C.; Bantock, Tristan; Blackburn, Tim M.; Britton, Robert; Clark, Paul; Cook, Elizabeth; Dehnen-Schmutz, Katharina; Dines, Trevor; Dobson, Michael; Edwards, Francois; Harrower, Colin; Harvey, Martin C.; Minchin, Dan; Noble, David G.; Parrott, Dave; Pocock, Michael J.O.; Preston, Chris D.; Roy, Sugoto; Salisbury, Andrew; Schonrogge, Karsten; Sewell, Jack ; Shaw, Richard H.; Stebbing, Paul; Stewart, Alan J.A.; Walker, Kevin J.. 2014 Horizon scanning for invasive alien species with the potential to threaten biodiversity in Great Britain. Global Change Biology. 10.1111/gcb.12603

Panigaj, Ľubomír ; Zach, Peter; Honek, Alois; Nedved, Oldrich; Kulfan, Jan; Martinkova, Zdenka; Selyemova, Diana; Viglasova, Sandra; Roy, Helen E.. 2014 The invasion history, distribution and colour pattern forms of the harlequin ladybird beetle Harmonia axyridis (Pall.) (Coleoptera, Coccinellidae) in Slovakia, Central Europe. ZooKeys, 412. 89-102. 10.3897/zookeys.412.6587

Roy, Helen E.; Preston, Chris D.; Harrower, Colin A.; Rorke, Stephanie L.; Noble, David; Sewell, Jack; Walker, Kevin; Marchant, John; Seeley, Becky; Bishop, John; Jukes, Alison; Musgrove, Andy ; Pearman, David ; Booy, Olaf . 2014 GB Non-native Species Information Portal: documenting the arrival of non-native species in Britain. Biological Invasions. 10.1007/s10530-014-0687-0

Brown, Peter; Roy, Helen. 2014 Wildlife reports: ladybirds. British Wildlife, 25 (4). 286-288.

Caffrey, Joe M.; Baars, Jan-Robert; Barbour, Jenny H.; Boets, Pieter; Boon, Philip; Davenport, Keith; Dick, Jaimie T.A.; Early, John; Edsman, Lennart; Gallagher, Cathal; Gross, Jackson; Heinimaa, Petri; Horrill, Chris; Hudin, Stéphanie; Hulme, Philip E.; Hynes, Stephen; MacIsaac, Hugh J.; McLoone, Paul; Millane, Michael; Moen, Toril L.; Moore, Niall; Newman, Jonathan; O’Conchuir, Ruairi; O’Farrell, Martin; O’Flynn, Colette; Oidtmann, Birgit; Renals, Trevor; Ricciardi, Anthony; Roy, Helen; Shaw, Richard; Weyl, Olaf; Williams, Frances; Lucy, Frances E.. 2014 Tackling invasive alien species in Europe: the top 20 issues. Management of Biological Invasions, 5 (1). 1-20. 10.3391/mbi.2014.5.1.01

Roy, Helen; Pocock, Michael. 2014 The Big Bumblebee Discovery - a collaboration between CEH, the British Science Association and EDF Energy. [Impact (Summary)]

Roy, Helen. 2014 House of Commons Environmental Audit Committee’s invasive species inquiry. [Impact (Policy)]

Roy, Helen. 2013 COST Action ALIEN Challenge. [Impact (Summary)]

Jeffries, Daniel L.; Chapman, Jason; Roy, Helen E.; Humphries, Stuart; Harrington, Richard; Brown, Peter M.J.; Lawson Handley, Lori-J.. 2013 Characteristics and drivers of high-altitude ladybird flight: insights from vertical-looking entomological radar. PLoS ONE, 8 (12), e82278. 12, pp. 10.1371/journal.pone.0082278

Reis, Stefan; Cowie, Hilary; Riddell, Kerry; Semple, Sean; Steinle, Susanne; Apsley, Andrew; Roy, Helen. 2013 Urban air quality citizen science. Phase 1: review of methods and projects. Stirling, Scottish Environment Protection Agency, 34pp. (CEH Project no. C04971)

Roy, Helen. 2013 Open Farm Sunday 2013. [Impact (Summary)]

Roy, Helen. 2013 Zoological Society of London Silver Medal. [Award / Appointment / Recognition]

Roy, Helen. 2013 The Zoological Society of London’s Silver Medal. [Award / Appointment / Recognition]

Roy, Helen; Roy, David. 2013 Mobile phone app to help monitor UK’s native ladybirds after foreign invasion. [Dissemination / Communication]

Hails, Rosemary; Bullock, James; Parr, Terry; Roy, Helen; Chamberlain, Joanne. 2013 All-Party Parliamentary Group for Biodiversity visits CEH headquarters in Wallingford. [Impact (Policy)]

Roy, Helen E.; De Clercq, Patrick; Lawson Handley, Lori-Jayne; Poland, Remy L.; Sloggett, John J.; Wajnberg, Eric. 2013 Alien arthropod predators and parasitoids: an ecological approach. In: Sloggett, John J.; Brown, Peter M.J.; Roy, Helen E., (eds.) IOBC-WPRS Working Group “Benefits and Risks of Exotic Biological Control Agents”: proceedings of the second meeting at Hluboká, Czech Republic, 30th October - 3rd November 2011. Darmstadt, International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC-WPRS), 45-47. (IOBC-WPRS Bulletin, v. 94).

Marris, Gay; Roy, Helen. 2013 Cases of mistaken identity: The Asian Hornet. Bee Craft, 95 (6). 30-32.

Comont, Richard F.; Roy, Helen E.; Lewis, Owen T.; Harrington, Richard; Shortall, Chris; Purse, Bethan V.. 2013 Does niche overlap with Harmonia axyridis correlate with population declines in the British ladybird fauna? In: Sloggett, John J.; Brown, Peter M.J.; Roy, Helen E., (eds.) IOBC-WPRS Working Group “Benefits and Risks of Exotic Biological Control Agents”: proceedings of the second meeting at Hluboká, Czech Republic, 30th October - 3rd November 2011. Darmstadt, International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC-WPRS), 9-14. (IOBC-WPRS Bulletin, v. 94).

Roy, Helen E.. 2013 The GB Non-Native Species Information Portal and EU biodiversity strategy. In: Sloggett, John J.; Brown, Peter M.J.; Roy, Helen E., (eds.) IOBC-WPRS Working Group “Benefits and Risks of Exotic Biological Control Agents”: proceedings of the second meeting at Hluboká, Czech Republic, 30th October - 3rd November 2011. Darmstadt, International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC-WPRS), 1-4. (IOBC-WPRS Bulletin, v. 94).

Sandvik, Hanno; Saether, Bernt-Erik; Holmern, Tomas; Tufto, Jarle; Engen, Steinar; Roy, Helen E.. 2013 Generic ecological impact assessments of alien species in Norway: a semi-quantitative set of criteria. Biodiversity and Conservation, 22 (1). 37-62. 10.1007/s10531-012-0394-z

Roy, Helen E.; Adriaens, Tim; Isaac, Nick J.B.; Kenis, Marc; Onkelinx, Thierry; San Martin, Gilles; Brown, Peter M.J.; Hautier, Louis; Poland, Remy; Roy, David B.; Comont, Richard; Eschen, René; Frost, Robert; Zindel, Renate; Van Vlaenderen, Johan; Nedvěd, Oldřich; Ravn, Hans Peter; Grégoire, Jean-Claude; de Biseau, Jean-Christophe; Maes, Dirk. 2013 Harmonia axyridis implicated in native European ladybird declines. In: Sloggett, John J.; Brown, Peter M.J.; Roy, Helen E., (eds.) IOBC-WPRS Working Group “Benefits and Risks of Exotic Biological Control Agents”: proceedings of the second meeting at Hluboká, Czech Republic, 30th October - 3rd November 2011. Darmstadt, International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC-WPRS), 23-25. (IOBC-WPRS Bulletin, v. 94).

Roy, Helen. 2013 Horizon Scanning for Invasive Non-Native Species. [Impact (Policy)]

Sloggett, John J.; Brown, Peter M.J.; Roy, Helen E., eds. 2013 IOBC-WPRS Working Group “Benefits and Risks of Exotic Biological Control Agents”: proceedings of the second meeting at Hluboká, Czech Republic, 30th October - 3rd November 2011. Darmstadt, International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC-WPRS), 139pp. (IOBC-WPRS Bulletin, v. 94).

Katsanevakis, Stelios; Genovesi, Piero; Gaiji, Samy; Hvid, Helene Nyegaard; Roy, Helen; Nunes, Ana Luísa; Aguado, Francisco Sánchez; Bogucarskis, Konstantins; Debusscher, Bos; Deriu, Ivan; Harrower, Colin; Josefsson, Melanie; Lucy, Frances E.; Marchini, Agnese; Richards, Gareth; Trichkova, Teodora; Vanderhoeven, Sonia; Zenetos, Argyro; Cardoso, Ana Cristina. 2013 Implementing the European policies for alien species: networking, science, and partnership in a complex environment. Management of Biological Invasions, 4 (1). 3-6. 10.3391/mbi.2013.4.1.02

Roy, Helen E.; Brown, Peter M.J.; Comont, Richard F.; Poland, Remy L.; Sloggett, John J.. 2013 Ladybirds. Exeter, Pelagic Publishing, 142pp. (Naturalists' Handbooks, 10).

Roy, Helen E.; Comont, Richard F.; Rhule, Emma L.; Harding, Susanne; Lawson Handley, Lori-Jayne; Poland, Remy L.; Riddick, Eric W.; Steenberg, Tove. 2013 Parasites and pathogens of the invasive alien Harmonia axyridis. In: Sloggett, John J.; Brown, Peter M.J.; Roy, Helen E., (eds.) IOBC-WPRS Working Group “Benefits and Risks of Exotic Biological Control Agents”: proceedings of the second meeting at Hluboká, Czech Republic, 30th October - 3rd November 2011. Darmstadt, International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC-WPRS), 49-50. (IOBC-WPRS Bulletin, v. 94).

Brown, Peter; Roy, Helen; Comont, Richard. 2013 Wildlife reports: ladybirds. British Wildlife, 24 (3). 208-209.

Roy, Helen; Pocock, Michael. 2013 The value of citizen science. People & Science, March 2013. 20.

van der Gast, Christopher; Burthe, Sarah; Roy, Helen. 2012 CEH science at 2012 British Ecological Society Annual Meeting. [Impact (Summary)]

Roy, Helen; Pocock, Michael; Cornwell, Lucy. 2012 Open Farm Sunday visitors become citizen scientists. [Impact (Summary)]

Roy, Helen. 2012 Major review of citizen science leads to new practical guide. [Impact (Summary)]

Roy, Helen. 2012 Major update to Europe's alien species catalogue. [Impact (Summary)]

Roy, Helen; Hyman, Roselle; Botham, Marc; Amy, Sam; Staley, Joanna; Savage, Joanna; Comont, Richard; Ball, Sara; Hulmes, Lucy; Redhead, John; Dean, Hannah; Peyton, Jodey. 2012 Open Farm Sunday, Pollinator Survey. [Dissemination / Communication]

Roy, Helen. 2012 Nearly 2000 non-native species established in Great Britain. [Impact (Summary)]

Roy, Helen; Pocock, Michael; Lowther, Heather. 2012 BBC Gardeners World Live Show - Highly Commended. [Award / Appointment / Recognition]

Roy, Helen; Pocock, Michael. 2012 Biological recording in a changing world at BBC Gardeners' World Live. [Impact (Summary)]

Meyling, Nicolai; Hesketh, Helen; Roy, Helen. 2012 Avoidance of insect pathogenic fungi by predatory insects. In: 45th Annual Meeting of the Society for Invertebrate Pathology, Buenos Aires, Argentina, 5-9 Aug 2012. (Unpublished)

Roy, Helen E.; Kessel, Clare; Comont, Richard; Purse, Beth. 2012 Coat of many colours: colour pattern polymorphism and invasion by the harlequin ladybird Harmonia axyridis. In: British Ecological Society Annual Meeting 2012, Birmingham, 17-20 Dec 2012. (Unpublished)

Roy, Helen. 2012 Every record counts: engaging people in recording alien species. In: Third European Congress of Conservation Biology, Glasgow, 28 Aug – 1 Sept 2012. . (Unpublished)

Tweddle, J.C.; Robinson, L.D.; Pocock, M.J.O.; Roy, H.E.. 2012 Guide to citizen science: developing, implementing and evaluating citizen science to study biodiversity and the environment in the UK. Wallingford, NERC/Centre for Ecology & Hydrology, 29pp.

Roy, Helen; Brown, Peter; Comont, Richard; Poland, Remy. 2012 Guide to the ladybird larvae of the British Isles. Shrewsbury, Field Studies Council [ID chart]

Purse, Bethan V.; Gregory, Steve J.; Harding, Paul; Roy, Helen E.. 2012 Habitat use governs distribution patterns of saprophagous (litter-transforming) macroarthropods – a case study of British woodlice (Isopoda: Oniscidea). European Journal of Entomology, 109 (4). 543-552.

Roy, H.E.; Adriaens, T.; Isaac, N.J.B.; Kenis, M.; Onkelinx, T.; San Martin , G.; Brown, P.M.J.; Hautier, L.; Poland , R.; Roy, D.B.; Comont, R.; Eschen, R.; Frost, R.; Zindel, R.; Van Vlaenderen, J.; Nedvěd, O.; Ravn, H.P.; Grégoire , J.-C. ; de Biseau, J.-C.; Maes, D.. 2012 Harmonia axyridis implicated in native European ladybird declines. In: Neobiota 2012, 7th European Conference on Biological Invasions, Pontevedra, Spain, 12-14 Sept 2012. (Unpublished)

Roy, Helen; De Clercq, Patrick; Handley Lawson, Lori-Jayne; Sloggett, John J.; Poland, Remy L.; Wajnberg, Eric, eds. 2012 Invasive alien arthropod predators and parasitoids: an ecological approach. Springer. (Progress in Biological Control, 13).

Roy, Helen E.; Adriaens, Tim; Isaac, Nick J.B.; Kenis, Marc; Onkelinx, Thierry; San Martin, Gilles; Brown, Peter M.J.; Hautier, Louis; Poland, Remy; Roy, David B.; Comont, Richard; Eschen, Rene; Frost, Robert; Zindel, Renate; Van Vlaenderen, Johan; Nedved, Oldrich; Ravn, Hans Peter; Gregoire, Jean-Claude; de Biseau, Jean-Christophe; Maes, Dirk. 2012 Invasive alien predator causes rapid declines of native European ladybirds. Diversity and Distributions, 18 (7). 717-725. 10.1111/j.1472-4642.2012.00883.x

Comont, Richard; Roy, Helen; Lewis, Owen T.; Harrington, Richard; Shortall, Christopher; Purse, Bethan. 2012 Ladybirds in a changing world. In: ENTO'12, Royal Entomological Society Conference, Cambridge, 18-20 July 2012 . (Unpublished)

Comont, Richard F.; Roy, Helen E.; Lewis, Owen T.; Harrington, Richard; Shortall, Chris R.; Purse, Beth V.. 2012 Ladybirds in a changing world: ecological correlates of distribution trends in the British Coccinellidae. In: British Ecological Society Annual Meeting 2012, Birmingham, 17-20 Dec 2012. (Unpublished)

Gardiner, Mary M.; Allee, Leslie L.; Brown, Peter M.J.; Losey, John E.; Roy, Helen E.; Smyth, Rebecca Rice. 2012 Lessons from lady beetles: accuracy of monitoring data from US and UK citizen-science programs. Frontiers in Ecology and the Environment, 10 (9). 471-476. 10.1890/110185

Ceryngier, Piotr; Roy, Helen E.; Poland, Remy L.. 2012 Natural enemies of ladybird beetles. In: Hodek, I.; van Emden, H.F.; Honek, A., (eds.) Ecology and behaviour of the ladybird beetles (Coccinellidae). Chichester, Wiley-Blackwell, 375-443.

Roy, Helen. 2012 Non-native species in Great Britain and beyond. [Lecture] In: ENTO'12, Royal Entomological Society Conference, Cambridge, 18-20 July 2012. (Unpublished)

Roy, Helen E.; Cornwell, Lucy; Edwards, Mike; Cowan, Caroline; Edwards, Sue; Heard, Matt; Moreton, James; Shackleton, Annabel; Pocock, Michael. 2012 Open Farm Sunday pollinator survey: engaging people in recording insects on farms. In: British Ecological Society Annual Meeting 2012, Birmingham, UK, 17-20 Dec 2012. (Unpublished)

Pergl, J.; Nentwig, W.; Winter, M.; Bacher, S.; Essl, F.; Genovesi, P.; Hulme, P.E.; Jarošik, V.; Kühn, I.; Pyšek, P.; Roques, A.; Roy, D.; Vilá, M.; Roy, H.. 2012 Progress on DAISIE: alien species inventories in Europe updated. In: Neobiota 2012, 7th European Conference on Biological Invasions, Pontevedra, Spain, 12-14 Sept 2012. (Unpublished)

Roy, Helen E.; Bantock, Tristan; Botham, Marc; Preston, Chris D.; Roy, David B.; Stewart, Alan. 2012 Responses of phytophagous insects to a changing flora. [Keynote] In: A Great Leap Forward – Biological Recording since the 1962 Atlas of the British Flora , Edinburgh, 20-21 Sept 2012 . (Unpublished)

Roy, Helen; Brown, Peter; Comont, Richard; Lawson Handley, Lori-Jayne; Poland, Remy. 2012 UK Ladybird Survey: engaging people in recording ladybirds. Antenna, 36 (3). 186-193.

Roy, H.E.; Pocock, M.J.O.; Preston, C.D.; Roy, D.B.; Savage, J.; Tweddle, J.C.; Robinson, L.D.. 2012 Understanding citizen science and environmental monitoring: final report on behalf of UK Environmental Observation Framework. Wallingford, NERC/Centre for Ecology & Hydrology, 173pp. (UNSPECIFIED)

Comont, Richard F.; Roy, Helen E.; Lewis, Owen T.; Harrington, Richard; Shortall, Christopher R.; Purse, Bethan V.. 2012 Using biological traits to explain ladybird distribution patterns. Journal of Biogeography, 39 (10). 1772-1781. 10.1111/j.1365-2699.2012.02734.x

Preston, Chris D.; Roy, David B.; Roy, Helen E.. 2012 What have we learnt from 50 years of biological recording? British Wildlife, 24 (2). 97-106.

Brown, Peter; Comont, Richard; Poland, Remy; Roy, Helen. 2012 Wildlife reports: ladybirds. British Wildlife, 23 (3). 208-210.

Roy, Helen. 2012 Wonderful life: the legacy of an inspirational evolutionary biologist. In: ENTO'12, Royal Entomological Society Conference, Cambridge, 18-20 July 2012. (Unpublished)

Roy, Helen E.; Adrians, Tim; Isaac, Nick J.B.; Kenis, Marc; Onkelinx, Thierry; Martin, Gilles San; Brown, Peter M.J.; Hautier, Louis; Poland, Remy; Roy, David B.; Comont, Richard; Eschen, Rene; Frost, Robert; Zindel, Renate; Van Vlaenderen, Johan; Nedved, Oldrich; Ravn, Hans Peter; Gregoire, Jean-Claude; de Biseau, Jean-Christophe; Maes, Dirk. 2011 Harmonia axyridis implicated in native European ladybird declines. In: 2nd Meeting of the IOBC/WPRS Working Group "Benefits and Risks of Exotic Biological Control Agents", Hluboka, Czech Republic., 30 October - 3 November 2011. (Unpublished)

Roy, Helen; Comont, Richard; Rhule, Emma; Harding, Susanne; Lawson-Handley, Lori; Poland, Remy; Riddick, Eric W.; Stenberg, Tove. 2011 Parasites and pathogens of the invasive alien Harmonia axyridis. [Lecture] In: 2nd Meeting of the IOBC/WPRS Working Group "Benefits and Risks of Exotic Biological Control Agents", Hluboka, Czech Republic, 30 October - 3 November 2011. (Unpublished)

Roy, Helen E.; De Clercq, Patrick; Lawson Handley, Lori; Poland, Remy; Sloggett, John J.; Wajnberg, Eric. 2011 Alien arthropod predators and parasitoids: an ecological approach. In: 2nd meeting of the IOBC/WPRS Working Group "Benefits and Risks of Exotic Biological Control Agents", Hluboka, Czech Republic, 30 October - 3 November 2011. (Unpublished)

Roy, Helen. 2011 Post-2010 EU Biodiversity Strategy and the GB Non-Native Species Information Portal. [Keynote] In: 2nd Meeting of the IOBC/WPRS Working Group "Benefits and Risks of Exotic Biological Control Agents", Hluboka, Czech Republic., 30th October to 3th November 2011. (Unpublished)

Roy, Helen. 2011 Alien versus predator: unravelling the interactions between natural enemies. [Lecture] In: Insect Conservation and Biological Pest Control – Ecological Issues of Small Population, Linnean Society, London, 27 October 2011. (Unpublished)

Hails, Rosemary; Hesketh, Helen; Roy, Helen. 2011 Biological control: a risky business? [Speech] In: Annual Lecture to the Thames Valley Branch of the Society of Biology, Reading University, 18 October 2011. (Unpublished)

Hails, Rosemary; Hesketh, Helen; Roy, Helen; Harold, Simon; Graham, R.; Sait, S.M.. 2011 Revealing interactions with natural enemies in wild insect populations. [Speech] In: Insect Conservation and Biological Pest Control – Ecological Issues of Small Populations. A joint meeting of the Linnean Society of London and the Entomological Club, The Linnean Society, 27 October 2011. (Unpublished)

Comont, Richard; Roy, Helen; Lewis, Owen; Harrington, Richard; Shortall, Chris; Purse, Bethan. 2011 Ladybirds in the UK: can biological traits explain distribution patterns? [Speech] In: British Ecological Society Annual Meeting and AGM, University of Sheffield, 12-14 September 2011. (Unpublished)

Roy, H. E.; Lawson Handley, L-J.; Schonrogge, K.; Poland, R.L.; Comont, R.; Philips, B.; Purse, B.V.. 2011 Can the enemy release hypothesis explain the success of invasive predators and parasitoids? [Keynote] In: British Ecological Society Annual Meeting and AGM, University of Sheffield, 12-14 September 2011. Programme and abstracts British Ecological Society Annual Meeting and AGM, 16. (Unpublished)

Brown, P.M.J.; Frost, R.; Doberski, J.; Sparks, T.; Harrington, R.; Roy, H.E.. 2011 Decline in native ladybirds in response to the arrival of the harlequin ladybird Harmonia axyridis. [Lecture] In: British Ecological Society Annual Meeting and AGM, University of Sheffield, 12-14 September 2011. (Unpublished)

Roy, H.E.. 2011 An inventory of alien species in Britain. [Lecture] In: British Ecological Society Annual Meeting and AGM, University of Sheffield, 12-14 September 2011. 13.

Roy, Helen. 2011 Recording invasive species counts (RISC)- one year since launch. In Practice, 72. 16-17.

Roy, Helen E.; De Clercq, Patrick; Lawson Handley, Lori-Jayne; Poland, Remy L.; Sloggett, John J.; Wajnberg, Eric. 2011 Alien arthropod predators and parasitoids: an ecological approach. BioControl, 56 (4). 375-382. 10.1007/s10526-011-9388-0

Ormond, Emma L.; Thomas, Alison P.M.; Pell, Judith K.; Freeman, Stephen N.; Roy, Helen E.. 2011 Avoidance of a generalist entomopathogenic fungus by the ladybird, Coccinella septempunctata. FEMS Microbiology Ecology, 77 (2). 229-237. 10.1111/j.1574-6941.2011.01100.x

Roy, H.E.; Lawson Handley, L.-J.; Schonrogge, K.; Poland, R.L.; Purse, B.V.. 2011 Can the enemy release hypothesis explain the success of invasive alien predators and parasitoids? BioControl, 56 (4). 451-468. 10.1007/s10526-011-9349-7

Roy, H.E.; Lawson-Handley, L.-J.; Schonrogge, K.; Poland, R.L.; Purse, B.V.. 2011 Can the enemy release hypothesis explain the success of invasive alien predators and parasitoids? BioControl, 56 (4). 451-468. 10.1007/s10526-011-9349-7

Brown, Peter M.J.; Frost, Robert; Doberski, Julian; Sparks, Tim; Harrington, Richard; Roy, Helen E.. 2011 Decline in native ladybirds in response to the arrival of Harmonia axyridis: early evidence from England. Ecological Entomology, 36 (2). 231-240. 10.1111/j.1365-2311.2011.01264.x

Lawson Handley, L.-J.; Estoup, A.; Evans, D.M.; Thomas, C.E.; Lombaert, E.; Facon, B.; Aebi, A.; Roy, H.E.. 2011 Ecological genetics of invasive alien species. BioControl, 56 (4). 409-428. 10.1007/s10526-011-9386-2

Roy, H.E.; Roy, D.B.; Roques, A.. 2011 Inventory of terrestrial alien arthropod predators and parasites established in Europe. BioControl, 56 (4). 477-504. 10.1007/s10526-011-9355-9

Poland, Remy; Roy, Helen. 2011 Ladybird, Ladybird fly away home. Biological Sciences Review, 23 (3). 10-15.

Roy, Helen E.; Brown, Peter M.J.; Frost, Robert; Poland, Remy L.. 2011 Ladybirds (Coccinellidae) of Britain and Ireland. Shrewsbury, Field Studies Council, 198pp.

Comont, Richard; Roy, Helen; Lewis, Owen; Harrington, Richard; Shortall, Chris; Purse, Bethan. 2011 Ladybirds in the UK: can biological traits explain distribution patterns? [Speech] In: 2nd meeting of the IOBC/WPRS Working Group “Benefits and risks of exotic biological control agents”, Hluboká, Czech Republic, October 30 - November 3, 2011. (Unpublished)

Roy, Helen E.; Rhule, Emma; Harding, Susanne; Lawson Handley, Lori-Jayne; Poland, Remy L.; Riddick, Eric W.; Steenberg, Tove. 2011 Living with the enemy: parasites and pathogens of the ladybird Harmonia axyridis. BioControl, 56 (4). 663-679. 10.1007/s10526-011-9387-1

Wells, P.M.; Baverstock, J.; Majerus, M.E.N.; Jiggins, F.M.; Roy, H.E.; Pell, J.K.. 2011 The effect of the coccinellid Harmonia axyridis (Coleoptera: Coccinellidae) on transmission of the fungal pathogen Pandora neoaphidis (Entomophthorales: Entomophthoraceae). European Journal of Entomology, 108. 87-90.

Comont, Richard; Roy, Helen. 2011 The spread of the harlequin ladybird in Britain. Outlooks on Pest Management, 22 (4). 152-155. 10.1564/22aug02

Roy, H.E.; Freeman, S.N.; Ormond, E.L.; Thomas, A.P.M.; Pell, J.K.. 2010 Coccinella septempunctata avoids the generalist entomopathogenic fungus Beauveria bassiana. In: International Symposium on Ecology of Aphidophaga 11, Perugia, Italy, 19-24 September 2010.

Brown, P.M.J.; Ware, R.L.; Roy, D.B.; Roy, H.E.. 2010 The ecology of Harmonia axyridis in Great Britain. In: International Symposium on Ecology of Aphidophaga 11, Perugia, Italy, 19-24 September 2010.

Roy, Helen E.. 2010 Entomopathogenic fungi and invasional meltdown. [Lecture] In: Proceedings of the 43rd Annual Meeting of the Society for Invertebrate Pathology, Trabzon, Turkey, 11-15th July 2010.

Baron, Gemma; Stentiford, Grant; Green, Matthew; Hicks, Ruth; Roy, Helen; Hesketh, Helen; Rondoni, Gabriele; McCracken, Morag; Hails, Rosemary. 2010 A dyeing art: Histopathology for the assessment of health and disease in terrestrial insect populations. In: 43rd Annual Meeting of the Society for Invertebrate Pathology, Trabzon, Turkey, 11-15 July 2010. 43rd Annual Meeting of the Society for Invertebrate Pathology.

Roy, Helen; Brown, Peter; Shields, Chris. 2010 BBC Wild Day Out Ladybird cards and Activity Book. BBC Learning [BBC Breathing Places Resource]

Hill, M .O.; Bacon, J.V.; Beckmann, B.C.; Bishop, J.D.D.; Marchant, J.H.; Musgrove, A.J.; Rathod, B.; Roy, H.E.; Sewell, J.. 2010 GB Non-native Species Information Portal: Interim report for the period February 2009 to March 2010. Defra, 16pp. (CEH Project Number: C03636) (Unpublished)

Roy, Helen. 2010 Encounters with aliens Invasive species - they're here! Catalyst, 20 (3). 20-22.

Hesketh, H.; Roy, H.E.; Eilenberg, J.; Pell, J.K.; Hails, R.S.. 2010 Challenges in modelling complexity of fungal entomopathogens in semi-natural populations of insects. In: Roy, Helen E.; Vega, Fernando E.; Chandler, Dave; Goettel, Mark S.; Pell, Judith K.; Wajnberg, Eric, (eds.) The Ecology of Fungal Entomopathogens. Heidelberg, Springer, 55-74.

Hesketh, H.; Roy, H.E.; Eilenberg, J.; Pell, J.K.; Hails, R.S.. 2010 Challenges in modelling complexity of fungal entomopathogens in semi-natural populations of insects. Biocontrol, 55 (1). 55-73. 10.1007/s10526-009-9249-2

Roy, Helen E.; Majerus, Michael E.N.. 2010 Coccinellids in a changing world. In: Kindlmann, Pavel; Dixon, A.F.G.; Michaud, J.P., (eds.) Aphid biodiversity under environmental change. Patterns and processes. Springer, 149-170.

Roy, Helen E.; Brodie, Eoin L.; Chandler, Dave; Goettel, Mark S.; Pell, Judith K.; Wajnberg, Eric; Vega, Fernando E.. 2010 Deep space and hidden depths: understanding the evolution and ecology of fungal entomopathogens. BioControl, 55. 1-6. 10.1007/s10526-009-9244-7

Roy, Helen. 2010 Development of the GB Non-Native Species Information Portal. In: What makes an alien invasive? Risk and policy responses. Association of Applied Biologists, 21-28. (Aspects of Applied Biology, 104).

Roy, Helen E.; Brown, Peter M.J.. 2010 Encounters with an alien: Harmonia axyridis in Europe. In: Babendreier, Dirk; Aebi, Alexandre; Kenis, Marc; Roy, Helen, (eds.) Benefits and Risks of Exotic Biological Control Agents. IOBC/WPRS, 83-86. (IOBC/WPRS Bulletin, v. 58).

Baverstock, Jason; Roy, Helen E.; Pell, Judith K.. 2010 Entomopathogenic fungi and insect behaviour: unsuspecting hosts to targeted vectors. BioControl, 55. 89-102. 10.1007/s10526-009-9238-5

Roy, H.E.; Brodie, E.L.; Chandler, D.; Goettel, M.S.; Pell, J.K.; Wajnberg, E.; Vega, F.E.. 2010 Entomopathogenic fungi and insect behaviour: unsuspecting hosts to targeted vectors. In: Roy, Helen E.; Vega, Fernando E.; Chandler, Dave; Goettel, Mark S.; Pell, Judith K.; Wajnberg, E., (eds.) The ecology of fungal entomopathogens. Dordrecht, Springer, 1-6.

Baverstock, J.; Roy, H.E.; Pell, J.K.. 2010 Entomopathogenic fungi and insect behaviour: unsuspecting hosts to targeted vectors. In: Roy, Helen E.; Vega, Fernando E.; Chandler, Dave; Goettel, Mark S.; Pell, Judith K.; Wajnberg, E., (eds.) The ecology of fungal entomopathogens. Dordrecht, Springer, 89-102.

Roy, Helen. 2010 GB Non-native Species Information Portal. In: British Ecological Society Annual Meeting, Leeds University, 7-9 September 2010.

Wells, Patricia M.; Baverstock, Jason; Majerus, Michael E.N.; Jiggins, Frank M.; Roy, Helen. 2010 Intraguild predation of non-coccinellid aphid natural enemies by Harmonia axyridis: prey range and factors influencing intraguild predation. In: Babendreier, Dirk; Aebi, Alexandre; Kenis, Marc; Roy, Helen, (eds.) Proceedings of the first meeting on “Harmonia axyridis and other ladybirds”. International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC/WPRS), 185-192. (IOBC/WPRS Bulletin, v. 58).

Roy, David B.. 2010 Invasive alien species in Europe: a review of the patterns, trends and impacts. In: Babendreier, Dirk; Aebi, Alexandre; Kenis, Marc; Roy, Helen, (eds.) Proceedings of the first meeting on “Harmonia axyridis and other ladybirds”. International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC/WPRS), 91-95. (IOBC/WPRS Bulletin, v. 58).

Roy, Helen; Migeon, Alain. 2010 Ladybeetles (Coccinellidae) Chapter 8.4. BioRisk, 4 (1). 293-313. 10.3897/biorisk.4.49

Comont, Richard; Roy, Helen; Lewis, Owen; Harrington, Richard; Shortall, Chris; Purse, Bethan. 2010 Ladybirds in the UK: can biological traits explain distribution patterns? [Speech] In: International Symposium Ecology of Aphidophaga 11, Perugia, Italy, 19-24th September 2010. (Unpublished)

Roy, Helen E.; Hesketh, Helen; McCracken, Morag; Comont, Richard; Rondoni, Gabriele; Poland, Remy; Stentiford, Grant; Hails, Rosemary S.. 2010 Living with the enemy: insects and their pathogens. British Wildlife, 22. 94-100.

Brown, Peter M.J.; Ware, Remy L.; Roy, Helen E.. 2010 Looking beyond the spots: inspiring the public to record ladybirds. In: Babendreier, Dirk; Aebi, Alexandre; Kenis, Marc; Roy, Helen, (eds.) Proceedings of the first meeting on “Harmonia axyridis and other ladybirds”. International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC/WPRS), 19-22. (IOBC/WPRS Bulletin, v. 58).

Comont, Richard F.; Harrington, Richard; Lewis, Owen T.; Purse, Bethan V.; Roy, Helen E.. 2010 Modeling Harmonia axyridis (Coleoptera, Coccinellidae) interactions within the aphidophagous guild. In: Babendreier, Dirk; Aebi, Alexandre; Kenis, Marc; Roy, Helen, (eds.) Proceedings of the first meeting on “Harmonia axyridis and other ladybirds”. International Organization for Biological and Integrated Control of Noxious Animals and Plants, West Palearctic Regional Section (IOBC/WPRS), 27-28. (IOBC/WPRS Bulletin, v. 58).

Working group "Benefits and Risks of Exotic Biological Control Agents". 2010 Proceedings of the first meeting on “Harmonia axyridis and other ladybirds”. IOBC, 209pp. (IOBC/WPRS Bulletin, v. 58).

Roy, Helen E. 2010 Sex wars and alien invaders. In: Babendreier, Dirk; Aebi, Alexandre; Kenis, Marc; Roy, Helen, (eds.) Benefits and risks of exotic biological control agents. IOBC, 87-90. (IOBC/WPRS Bulletin, v. 58).

Roy, Helen E.; Vega, Fernando E.; Chandler, Dave; Goettel, Mark S.; Pell, Judith K.; Wajnberg, E., eds. 2010 The ecology of fungal entomopathogens. Heidelberg, Springer.

Ormond, Emma L.; Thomas, Alison P.M.; Pugh, Philip J.A.; Pell, Judith K.; Roy, Helen E.. 2010 A fungal pathogen in time and space: the population dynamics of Beauveria bassiana in a conifer forest. FEMS Microbiology Ecology, 74. 146-154. DOI:10.1111/j.1574-6941.2010.00939.x

Shaw, Mark R.; Comont, Richard; McCracken, Morag; Hesketh, Helen; Roy, Helen; Hails, Rosie S.. 2010 The third modern British record of Brachymeria tibialis (Hymenoptera: Chalcididae), reared from Zygaena filipendulae (Lepidoptera: Zygaenidae). British Journal of Entomology and Natural History, 23. 170.

Roy, Helen; Brown, Peter; Ware, Remy. 2009 Encounters with an alien: a European perspective. Biocontrol News and Information, 30 (4). 74-76.

Vega, Fernando E.; Goettel, Mark S.; Blackwell, Meredith; Chandler, David; Jackson, Mark A.; Keller, Siegrried; Koike, Masanori; Maniania, Nguya K.; Monzon, Arnulfo; Ownley, Bonnie H.; Pell, Judith K.; Rangel, Drauzio E.N.; Roy, Helen. 2009 Fungal entomopathogens: new insights on their ecology. Fungal Ecology, 2 (4). 149-159. 10.1016/j.funeco.2009.05.001

Roy, Helen. 2009 Encounters with an alien: Harmonia axyridis in Europe. [Keynote] In: 1st Meeting of IOBC WPRS Study Group Benefits and Risks Associated with Exotic Biological Control Agents, Engelberg, Switzerland, 6-10th September 2009.

Wells, P.; Baverstock, J.; Roy, Helen; Jiggins, F.; Pell, J. K.. 2009 Intraguild predation of non-coccinellid aphid natural enemies by Harmonia axyridis: prey range and factors influencing intraguild predation. [Lecture] In: 1st meeting of the IOBC WPRS study group on Benefits and Risks Associated with Exotic Biological Control Agents, Engelberg, Switzerland, 6-10 September 2009.

Brown, P. M. J.; Ware, R. L.; Roy, Helen. 2009 Looking beyond the spots: inspiring the public to record ladybirds. [Lecture] In: 1st meeting of IOBC WPRS study group Benefits and Risks Associated with Exotic Biological Control Agents, Engelberg, Switzerland, 6-10 September 2009.

Comont, Richard; Harrington, Richard; Lewis, Owen T.; Purse, Bethan; Roy, Helen. 2009 Modeling Harmonia axyridis interactions within the aphidophagous guild. [Poster] In: 1st meeting of the IOBC/WPRS study group "Benefits & risks associated with exotic biological control agents": Harmonia axyridis and other invasive ladybirds, Engelberg, Switzerland, 6-10th September 2009.

Roy, Helen; Majerus, M. E. N.. 2009 Sex wars and alien invaders. [Lecture] In: Proceedings of the 1st meeting of IOBC WPRS study group Benefits and Risks of Exotic Biological Control Agents, Engelberg, Switzerland, 6-10 September 2009.

Brown, P. M. J.; Frost, R.; Sparks, T.; Doberski, J.; Roy, Helen. 2009 Temporal changes in ladybird species assemblages coinciding with the arrival of Harmonia axyridis in the UK. [Lecture] In: 1st meeting of the IOBC WPRS study group Benefits and Risks associated with Exotic Biological Control Agents, Switzerland, 6-10 September 2009.

Baverstock, J.; Pell, J. K.; Roy, Helen. 2009 Interactions involving entomopathogenic fungi and insects: an applied perspective. [Keynote] In: 42nd Annual Meeting of the Society for Invertebrate Pathology, Park City, Utah, 16-20 Aug 2009.

Roy, Helen; Pell, J. K.; Thomas, A. P. M.; Ormond, E. L.. 2009 Overlapping niches of Beauveria bassiana in a conifer forest. [Lecture] In: 42nd Annual Meeting of the Society for Invertebrate Pathology, Park City, Utah, 16-20 August 2009.

Roy, Helen E.; Hails, Rosemary S.; Hesketh, Helen; Roy, David B.; Pell, Judith K.. 2009 Beyond biological control: non-pest insects and their pathogens in a changing world. Insect Conservation and Diversity, 2 (2). 65-72. 10.1111/j.1752-4598.2009.00046.x

Parrott, Dave; Roy, Sugoto; Baker, Richard; Cannon, Ray; Eyre, Dominic; Hill, Mark; Wagner, Markus; Preston, Chris; Roy, Helen; Beckmann, Bjorn; Copp, Gordon H.; Edmonds, Nathan; Ellis, Jim; Laing, Ian; Britton, J. Robert; Gozlan, Rodolphe E.; Mumford, John. 2009 Horizon scanning for new invasive non-native animal species in England. Sheffield, Natural England, 111pp. (Natural England Contract No. SAE03-02-189, Natural England Commissioned Report NECR009)

Comont, Richard; McCracken, Morag; Hesketh, Helen; Hails, Rosemary; Roy, Helen. 2009 Bivoltine Blues: A second generation in the British Chalkhill Blue Polyommatus coridon (Lepidoptera: Lycaenidae). British Journal of Entomology and Natural History, 22, 1669.1. 2, pp.

Hill, M.O.; Beckmann, B.C.; Bishop, J.D.D.; Fletcher, M.R.; Lear, D.B.; Marchant, J.H.; Maskell, L.C.; Noble, D.G.; Rehfisch, M.M.; Roy, H.E.; Roy, S.; Sewell, J.. 2009 Developing an indicator of the abundance, extent and impact of invasive non-native species. Final report. Defra, 49pp. (WC0718)

Roy, Helen; Beckmann, Björn; Comont, Richard; Hails, Rosemary; Harrington, Richard; Medlock, Jolyon; Purse, Bethan; Shortall, Chris. 2009 Nuisance insects and climate change. Defra, 109pp. (UNSPECIFIED)

Roy, Helen; Baverstock, J; Eilenberg, J; Hails, Rosemary; Hesketh, Helen; McCracken, Morag; Meyling, N; Pell, JK. 2009 Ecology of fungal entomopathogens. In: 2nd Entomopathogens and Microbial Control Symposium, Mugla, Turkey, 24-27 September 2009.

Roy, Helen; Hesketh, Helen; McCracken, Morag; Pywell, Richard; Hails, Rosemary. 2009 Living on the edge: interactions between Lepidoptera and parasites in fragmented habitats. Atropos, 37. 19-26.

Edwards, Robin; Roy, Helen, eds. 2009 Provisional atlas of the aculeate Hymenoptera of Britain and Ireland. Part 7. Shrewsbury, FSC Publications, 145pp.

Majerus, Mike; Brown, Peter; Roy, Helen; Ware, Remy. 2009 UK Ladybird Survey Report. British Wildlife (20). 210-212.

Ribbands, Brian; Brown, Peter M. J.; Roy, Helen E.; Majerus, Michael E. N.. 2009 The most northerly record of the harlequin ladybird in the British isles. Entomologist’s Monthly Magazine, 145. 43-44.

Hesketh, H.; Roy, H. E.; McCracken, M.; Pywell, R. F.; Hails, R. S.. 2008 Living on the edge: interactions between Lepidoptera and parasites. [Speech] In: British Ecological Society Annual Meeting, Imperial College, London, UK, 3-5 September 2008. British Ecological Society, 41.

Pell, Judith K.; Baverstock, Jason; Roy, Helen E.; Ware, Remy L.; Majerus, Michael E. N.. 2008 Intraguild predation involving Harmonia axyridis: a review of current knowledge and future perspectives. BioControl, 53 (1). 147-168. 10.1007/s10526-007-9125-x

Roy, Helen; Brown, Peter; Ware, Remy; Michie, Laura J.; Beckmann, Bjorn; Majerus, Michael. 2008 The harlequin ladybird marches on. British Wildlife, 19 (3). 182-186.

Kenis, Marc; Roy, Helen E.; Zindel, Renate; Majerus, Michael E. N.. 2008 Current and potential management strategies against Harmonia axyridis. BioControl, 53 (1). 235-252. 10.1007/s10526-007-9136-7

Roy, Helen; Wajnberg, Eric. 2008 From Biological Control to Invasion: the ladybird Harmonia axyridis as a model species. Springer, 287pp. (BioControl, 53 Number 1).

Roy, Helen; Wajnberg, Eric. 2008 From biological control to invasion: the ladybird Harmonia axyridis as a model species. BioControl, 53 (1). 1-4. 10.1007/s10526-007-9127-8

Brown, P. M. J.; Adriaens, T.; Bathon, H.; Cuppen, J.; Goldarazena, A.; Hägg, T.; Kenis, M.; Klausnitzer, B. E. M.; Kovar, I.; Loomans, A. J. M.; Majerus, M. E. N.; Nedved, O.; Pedersen, J.; Rabitsch, W.; Roy, H. E.; Ternois, V.; Zakharov, I.A.; Roy, D. B.. 2008 Harmonia axyridis in Europe: spread and distribution of a non-native coccinellid. BioControl, 53 (1). 5-21. 10.1007/s10526-007-9132-y

Brown, Peter Michael James; Roy, Helen E.; Rothery, Peter; Roy, David B.; Ware, Remy L.; Majerus, Michael E. N.. 2008 Harmonia axyridis in Great Britain: analysis of the spread and distribution of a non-native coccinellid. BioControl, 53 (1). 55-67. 10.1007/s10526-007-9124-y

Roy, Helen Elizabeth; Brown, Peter M. J.; Rothery, Peter; Ware, Remy L.; Majerus, Michael E. N.. 2008 Interactions between the fungal pathogen Beauveria bassiana and three species of ladybird: Harmonia axyridis, Coccinella septempunctata and Adalia bipunctata. BioControl, 53 (1). 265-276. 10.1007/s10526-007-9122-0

Roy, H. E.; Baverstock, J.; Ware, R. L.; Clark, S. J.; Majerus, M. E. N.; Baverstock, K. E.; Pell, J. K.. 2008 Intraguild predation of the aphid pathogenic fungus Pandora neoaphidis by the invasive coccinellid Harmonia axyridis. Ecological Entomology, 33 (2). 175-182. 10.1111/j.1365-2311.2007.00954.x

Ormond, E. L.; Thomas, A. P. M.; Pell, J. K.; Roy, H. E.. 2007 Detection and avoidance of Beauveria bassiana by seven spot ladybirds, Coccinella septempunctata. In: 40th Annual Meeting of the Society for Invertebrate Pathology, Quebec City, Canada, 12-15 Aug 2007. 32.

Roy, H.E.; Rudge, H.; Goldrick, L.; Hawkins, D.. 2007 Eat or be eaten: prevalence and impact of egg cannibalism on two-spot ladybirds, Adalia bipunctata. Entomologia Experimentalis et Applicata, 125. 33-38. 10.1111/j.1570-7458.2007.00592.x

Roy, Helen E.; Brown, Peter; Ware, Remy; Majerus, Michael E. N.. 2007 Exposure to Beauveria bassiana reduces the fecundity of Harmonia axyridis. In: 40th Annual Meeting of the Society for Invertebrate Pathology, Quebec City, Canada, 12-15 Aug 2007. 33.

Roy, H.E.; Brown, P.M.; Ware, R.L.; Pell, J.K.; Baverstock, J.; Majerus, M.E.N.. 2007 Interactions between Harmonia axyridis and two insect pathogenic fungi. In: Ecology of Aphidophaga 10, Agricultural University of Athens, 5-10 September 2007. Ecology of Aphidophaga, O39.

Roy, Helen; Baverstock, Jason; Pell, Judith. 2007 Manipulating fungal induced host-altered behaviour: a strategy for pest control? In: Ekesi, S; Maniania, NK, (eds.) Use of Entomopathogenic Fungi in Biological Pest Management. India, Research Signpost, 179-195.

Ormond, E. L.; Thomas, A. P. M.; Pell, J. K.; Roy, H. E.. 2007 Molecular characterisation of Beauveria bassiana isolates obtained from semi-field arenas of overwintering Coccinella septempunctata. In: 40th Annual Meeting of the Society for Invertebrate Pathology, Quebec City, Canada, 12-15 Aug 2007. 33.

Baverstock, J.; Roy, H. E.; Brown, P. M.; Ware, R. L.; Majerus, M. E. N.; Pell, J. K.. 2007 The invasive coccinellid Harmonia axyridis as an intra-guild predator of the aphid-specific fungus Pandora neoaphidis. In: 40th Annual Meeting of the Society for Invertebrate Pathology, Quebec City, Canada, 12-15 Aug 2007. 33.

Brown, Peter; Roy, Helen. 2007 The spread of the Harlequin Ladybird Harmonia axyridis (Pallas) in late 2006. Atropos, 31. 32-33.

Brown, Peter; Roy, Helen; Ware, Remy; Majerus, Michael. 2006 Distribution and identification of the harlequin ladybird Harmonia axyridis. Atropos, 28. 63-69.

Roy, H. R.; Brown, P. M. J.; Majerus, M. E. N.. 2006 Harmonia axyridis. In: Crop protection compendium, 2006 edition. Wallingford, CAB International.

Brown, P. M. J.; Roy, H. E.; Majerus, M. E. N.. 2006 Ladybird recording in Cambridgeshire and Huntingdonshire. Nature in Cambridgeshire, 48. 12-16.

Roy, H. E.; Brown, P. M. J.; Ware, R. L.; Majerus, M. E. N.. 2006 Potential impacts of Harmonia axyridis on functional biodiversity. In: Proceedings of the European meeting IIOBC/WPR, Zurich, 16-19 May 2006.

Majerus, M.E.N.; Roy, H.E.. 2005 Scientific opportunities presented by the arrival of the harlequin ladybird, Harmonia axyridis, in Britain. Antenna, 29 (3). 196-208.

This list was generated on Mon Oct 20 19:47:03 2014 BST.