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Subjects biological control agents Remove constraint biological control agents: biological control agents Year 2004 Remove constraint 2004: 2004
Displaying items 31 - 40 of 102 start over

31. Evaluation of a contraction flow field on hydrodynamic damage to entomopathogenic nematodes - a biological pest control agent

Description:
Includes references
Author:
Fife, J.P. , Derksen, R.C. , Ozkan, H.E. , Grewal, P.S. , Chalmers, J.J. , Krause, C.R.
Subject:
entomopathogenic nematodes , biological control agents , insect control , hydrodynamics , spraying equipment , mechanical damage
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

32. Exploratory survey in China for potential insect biocontrol agents of mile-a-minute weed, Polygonum perfoliatum L., in eastern USA

Description:
Includes references
Author:
Ding, J. , Fu, W. , Reardon, R. , Wu, Y. , Zhang, G.
Subject:
Polygonum perfoliatum , weed control , biological control agents , phytophagous insects , natural enemies , insect surveys , insect collection , Homorosoma chinensis , host range , plant damage , geographical distribution , Rhinoncomimus latipes , China , Eastern United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

33. Feeding and oviposition behavior of Rhinoncomimus latipes Korotyaev (Coleoptera: Curculionidae) and its predicted effectiveness as a biological control agent for Polygonum perfoliatum L. (Polygonales: Polygonaceae)

Description:
Includes references
Author:
Colpetzer, K. , Hough-Goldstein, J. , Harkins, K.R. , Smith, M.T.
Subject:
Curculionidae , biological control agents , feeding preferences , oviposition sites , Polygonum perfoliatum , noxious weeds , weed control , plant damage , plant growth , mortality , plant reproduction , seed productivity
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

34. Feeding by waterhyacinth weevils (Neochetina spp.) (Coleoptera: Curculionidae) in relation to site, plant biomass, and biochemical factors

Description:
Includes references
Author:
Moran, P.J.
Subject:
Neochetina , Neochetina eichhorniae , phytophagous insects , Curculionidae , biological control agents , feeding behavior , host plants , Eichhornia crassipes , aquatic weeds , weed control , plant-insect relations , plant damage , geographical variation , seasonal variation , weight , leaf area , protein content , peroxidases , enzyme activity , population density , Neochetina bruchi , Texas
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

35. Feeding preference of three lady beetle predators of the hemlock woolly adelgid (Homoptera: Adelgidae)

Description:
Includes references
Author:
Butin, E.E. , Havill, N.P. , Elkinton, J.S. , Montgomery, M.E.
Subject:
Coccinellidae , Harmonia axyridis , predatory insects , biological control agents , predator-prey relationships , feeding preferences , Adelges tsugae , Adelgidae , Aphididae , developmental stages , predation , insect development , mortality , host plants , Paraprociphilus tessellatus
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

36. Field evaluation of commercial formulations of the codling moth granulovirus: persistence of activity and success of seasonal applications against natural infestations of coding moth in Pacific Northwest apple orchards

Description:
Includes references
Author:
Arthurs, S.P. , Lacey, L.A.
Subject:
Cydia pomonella , Cydia pomonella granulovirus , insect viruses , viral insecticides , biological control agents , pesticide formulations , spraying , application timing , population density , mortality , pesticide persistence , Malus domestica , crop damage , Washington
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

37. Field testing of antagonists of Fusarium head blight incited by Gibberella zeae

Description:
Includes references
Author:
Khan, N.I. , Schisler, D.A. , Boehm, M.J. , Lipps, P.E. , Slininger, P.J.
Subject:
Gibberella zeae , plant pathogenic fungi , fungal antagonists , biological control agents , yeasts , Cryptococcus (Hyphomycetes) , inoculum density , culture media , carbon nitrogen ratio , Triticum aestivum , winter wheat , scab diseases , disease severity , varietal resistance , North Dakota , Illinois , Ohio
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

38. Foraging behavior and prey interactions by a guild of predators on various lifestages of Bemisia tabac

Description:
Includes references
Author:
Hagler, J.R. , Jackson, C.G. , Isaacs, R. , Machtley, S.A.
Subject:
Bemisia tabaci , predatory insects , foraging , predator-prey relationships , developmental stages , predation , feeding preferences , insect behavior , Aleyrodidae , biological control agents , species differences
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

39. Formulation of Sclerotinia sclerotiorum for use against Cirsium arvense

Description:
Includes references
Author:
Quimby, P.C. , Gras, S. , Widmer, T. , Meikle, W. , Sands, D.
Subject:
Cirsium arvense , weeds , weed control , biological control , mycoherbicides , granules , mycelium , cell culture , osmotic pressure , heat stress , drying , frozen storage , biological control agents , Sclerotinia sclerotiorum , plant pathogenic fungi
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

40. Fungal pathogens of the glassy-winged sharpshooter Homalodisca coagulata (Homoptera: Cicadellidae)

Description:
Includes references
Author:
Kanga, L.H.B. , Jones, W.A. , Humber, R.A. , Boyd, D.W. Jr.
Subject:
Homalodisca vitripennis , insect vectors , entomopathogenic fungi , pathogen identification , Trichothecium roseum , Beauveria bassiana , Deuteromycotina , Metarhizium anisopliae , host-pathogen relationships , infection , pathogenicity , spore germination , dose response , biological control agents
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004