Tropical Agricultural Research
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/11652
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Item Impact of nuclear polyhedrosis virus and azadirachtin on the digestive enzyme activity and biochemical composition of the gut of Helicoverpa armigera Hubner(Insecta: Lepidoptera: Noctuidae)(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1999) Senthil Kumar, N.; Murugan, K.Item A key for identification of Deltocephaline genera (Hemiptera : Cicadellidae : Deltocephalinae) associated with vegetable ecosystem in Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2010) Gnaneswaran, R.; Hemachandra, K.S.; Wijegunasekara, H.N.P.; Ahangama, D.Item Occurrence of Aphidophagous syrphids in Aphid colonies on cabbage (Brassica oleracea) and their parasitoids(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2009) Mayadunnage, S.; Wijayagunasekera, H.N.P.; Hemachandra, K.S.; Nugaliyadda, I.Item Development durations, colonization and insecticide efficacy of leaf mite, Oligonychus oryzae hirst on rice(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2009) Radhakrishnan, V.; Ramaraju, K.Item Idioscopus nagpurensis (Pruthi) (Hemiptera : Cicadellidae : Idiocerinae):a new member of mango Leafhopper complex in Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2007) Gnaneswaran, R.; Hemachandra, K.S.; Viraktamath, C.A.; Ahangama, D.; Wijayagunasekara, H.N.P.; Wahundeniya, I.Item Predatory Coccinellids (Coleoptera : Cocinellidae ) of vegetable insect pests : a survey in mid country of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2007) Mayadunnage, S.; Wijayagunasekara, H.N.P.; Hemachandra, K.S.; Nugaliyadde, L.Item Typhlocybine Leafhoppers (Hemiptera : Auchenorrhyncha : Cicadellidae) associated with horticultural crops in Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2008) Gnaneswaran, R.; Viraktamath, C.A.; Hemachandra, K.S.; Ahangama, D.; Wijayagunasekara, H.N.P.; Wahundeniya, I.Item Host plant influences on the reproductive behaviour of tomato fruitworm , Helicoverpa armigera Hubner (Lepidoptera: Noctuidae)(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2003) Srinivasan, R.; Talekar, N.S.; Uthamasamy, S.Item Review of the subfamily bryocorinae (Heteroptera:Miridae) of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2002) Basnagala, S.; Wijesekara, G.A.W.; wijayagunasekera, H.N.P.Item Biochemical constituents influencing the infestation rate of yellow stem borer of rice(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1992) Sahajahan, M.