Importance of arthropod pests and their natural enemies - HGCA

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Adult Stilpon nubila, Platypalpus spp. Diptera EmpididaeLarva Chrysoperla carnea Neuroptera ChrysopidaeDipteraDolichopodidaeTable 2. Cereal pests and their natural enemies.(*=key species, S=spring sown, W=winter sown)Pest name Pest stage attacked Natural enemiesSpecies Synonym Order FamilyPredatorsCabbage aphid adult/nymph Many Diptera SyrphidaeBrevicoryne brassicae Theridion impressum Arachnida Araneae (web forming)Many Coleoptera CarabidaeMany Coleoptera StaphylinidaeAdult Platypalpus pallidicornis Diptera HybotidaeP. pallidiventris Diptera HybotidaeP. interstinctus Diptera HybotidaeP. articulatoides Diptera HybotidaeAdult Diptera EmpididaeAdult Dolichopus acuticornis Diptera DolichopodidaeMedetera micacea Diptera Dolichopodidaeadult/nymph Episyrphus balteatus Diptera Syrphidaeadult/nymph Chrysoperla carnea Neuroptera ChrysopidaeParasitoidsDiaretiella rapae Hymenoptera BraconidaePraon spp. Hymenoptera AphididaeAphidius colemani Hymenoptera BraconidaePredatorsPeach-potato aphid Many Coleoptera Coccinelidae25
Myzus persicae Coleoptera Cantharidae larvaeMany Diptera SyrphidaeTheridion impressum Arachnida Araneae (web forming)Many Coleoptera CarabidaeMany Coleoptera StaphylinidaeAdult Platypalpus pallidicornis Diptera HybotidaeP. pallidiventris Diptera HybotidaeP. interstinctus Diptera HybotidaeP. articulatoides Diptera HybotidaeAdult Diptera EmpididaeAdult Dolichopus acuticornis Diptera DolichopodidaeMedetera micacea Diptera Dolichopodidaeadult/nymph Episyrphus balteatus Diptera Syrphidaeadult/nymph Chrysoperla carnea Neuroptera ChrysopidaeParasitoidsDiaeretiella rapae Hymenoptera BraconidaeAphidius colemani Hymenoptera BraconidaePredatorsBrassica pod midge Larva/Pupa Many Coleoptera CarabidaeDasineura brassicae Larva/Pupa Many Coleoptera StaphylinidaeAdult/Larva Theridion impressum Arachnida Araneae (web forming)Larva Arachnida Araneae (hunting)Adult Platypalpus pallidicornis Diptera HybotidaeP. pallidiventris Diptera HybotidaeP. interstinctus Diptera HybotidaeP. articulatoides Diptera HybotidaeAdult Diptera EmpididaeAdult Dolichopus acuticornis Diptera DolichopodidaeMedetera micacea Diptera DolichopodidaeAdult Episyrphus balteatus Neuroptera Syrphidae26
Page 1 and 2: Research Review No. 64June 2007Pric
Page 3 and 4: 4.4 Manipulation of natural enemies
Page 5 and 6: AbstractPressure to reduce insectic
Page 7 and 8: 1. IntroductionInsect pest of cerea
Page 10 and 11: higher in ‘new’ areas.Rape wint
Page 12 and 13: Potential damage can be caused by t
Page 14 and 15: loss than the winter generation whi
Page 16 and 17: 2.12 ‘Wessex’ flea beetle (Psyl
Page 18 and 19: Cabbage stem flea beetles hatch at
Page 20 and 21: 4. Review of cereal pest natural en
Page 23 and 24: midgeContarinia tritici Larva/Pupa
Page 25: Cereal ground beetle No infoZabrus
Page 29 and 30: Delia radicum Egg/Larva/Pupa Many C
Page 31 and 32: Diospilus oleraceus Hymenoptera Bra
Page 33 and 34: (Biocontrol of Oilseed Rape Insect
Page 35 and 36: Dolichopodidae (La)Damp areas/Soil/
Page 37 and 38: 2002). Nevertheless, there have bee
Page 39 and 40: Therevidae (Stiletto flies) 2 1 2 2
Page 41 and 42: and further work to examine their d
Page 43 and 44: ate of repopulation depends on many
Page 45 and 46: Table 6. Resources provided for nat
Page 47 and 48: (Crateagus mongyna) supported 209 i
Page 49 and 50: densities varied enormously between
Page 51 and 52: in prep). Likewise other studies of
Page 53 and 54: compared to other cereal crops (Hol
Page 55 and 56: Wildbird cover can develop a rich u
Page 57 and 58: females select species with appropr
Page 59 and 60: Skylark plots were found to support
Page 61 and 62: Carabid abundance was higher 8m int
Page 63 and 64: 6. Conclusions on potential of Envi
Page 65 and 66: Where no noxious weeds or volunteer
Page 67 and 68: conducted in isolation because of t
Page 69 and 70: 8. ReferencesAdis, J. (1979) Proble
Page 71 and 72: Chambers, R. J., Sunderland, K. D.,
Page 73 and 74: Frampton, G. K., Cilgi, T., Fry, G.
Page 75 and 76: Holland, J. M., Perry, J. N. & Wind
Page 77 and 78:
Meek, B., Loxton, D., Sparks, T., P
Page 79 and 80:
Sotherton, N. W. (1985) The distrib
Page 81 and 82:
oilseed rape across Europe. The BCP
Page 83 and 84:
2001 More late August drilled winte
Page 85 and 86:
1998 August drillings emerged rapid
Page 87 and 88:
Oilseed rapeHarvest Review - pest h
Page 89 and 90:
favoured rapid crop development and
Page 91 and 92:
Harvest year 2005. Substantial reco
Page 93 and 94:
Harvest years 2004 and 2003. Limite
Page 95 and 96:
Harvest year 2005. Low numbers of o
Page 97 and 98:
Harvest year 2006. Moderate to high
Page 99 and 100:
Harvest year 2007 (to date). Increa
Page 101 and 102:
Appendix 4. Current and recent comp
Page 103 and 104:
LINK funded projects - current25 Ma
Page 105 and 106:
Appendix 5. List of British researc
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Importance of arthropod pests and their natural enemies - HGCA

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