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Postgraduate Institute of Agriculture, University of Peradeniya
The Postgraduate Institute of Agriculture(PGIA), Univesity of Peradeniya
PGIA e-Repository
Browsing by Subject Plant protection
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Showing results 1 to 20 of 22
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Issue Date
Title
Author(s)
1995
Antifeedant effects of denatonium benzoate and a neem derivative on Myzus persicae (Sulzer)
Perera, M.T.M.D.R.
;
Armstrong, G.
;
Naylor, R.E.L.
1998
Association of Poty and Carlaviruses with mosaic disease of Hippeastrurm stylossum
Roy, A.
;
Ramachandran, P.
2005
Bioecology , morphometrics and regulatory role of some arthropod natural enemies of helopeltis antonii sing. (Heteroptera : Miridae) a pest of cashew (Anacardium occidentale L.) in Sri Lnaka
Wijentunga, P.M.A.P.K.
1997
Biological and N-terminal serological properties of a strain of henbane mosaic virus causing mosaic disease of Datura metel Linn.
Sana, S.
;
Varma, A.
;
Jain, R.K.
2005
Biology and parsitoids of leafminers liriomyza species ( family : Agromyzidae) in Batticaloa district of Sri Lanka
Vivekananthanathan, N.
2003
Biology of cashew pest Helopeltis antonii Sign. and its predators
Wijetunge, P.M.A.P.K.
;
Ahangama, D.
;
Ranaweera, B.
1998
Biology of the lace Bug Diconocoris distanti Drake (Hemiptera : Tingidae): a pest of black pepper (Piper nigrum L.) in Sri Lanka
Mikunthan, G.
;
Wijayagunasekera, H.N.P.
1998
Effects of potato X potexvirus on the development of late blight in selected potato genotypes
Hossain, M.
;
Opina, O.S.
;
Jayasinghe, U.
;
Bajet, N.B.
2003
Evaluation of different genotypes of tomato under well watered and water stressed conditions on the basis of yield and some selected physiological parameters
Weerasinghe, O.R.
;
De Costa, W.A.J.M.
;
Perera, A.L.T.
2002
Gene action and heterosis of resistance to distortion mosaic virus in bittergourd (Momordica charantia L.)
Arunachalam, P.
;
Radhakrishnan, V.V.
2003
Host plant influences on the reproductive behaviour of tomato fruitworm , Helicoverpa armigera Hubner (Lepidoptera: Noctuidae)
Srinivasan, R.
;
Talekar, N.S.
;
Uthamasamy, S.
2006
Induction of defense mechanisms in coffee (Coffea arabica L.) against coffee leaf rust caused by Hemileia vastatrix by native rhizobacterial isolates
Panneerselvam, P.
;
Thangaraju, M.
2005
Insect pests and mites of Strawberry (Fragaria ananassa Duchesne) in Up-Country of Sri Lanka : their occurrence and severity of damage
Dissanayake, M.L.M.C.
1998
Insecticidal activity of leaf extracts of neem (Azadirachta indica A. Juss.)
Wickramananda, I.R.
;
Mordue, A.J.
;
Allan, E.J.
2006
Mode of transmission of sugarcane (Saccharum officinarum L.) white leaf phytoplasma in Sri Lanka
Seneviratne, J.A.U.T.
;
Bandara, J.M.R.S.
;
Ahangama, D.
;
Huaping, L.
1997
Morphological and biochemical basis of resistance in barley against corn leaf aphid, Rhopalosiphum maidis (Fitch.)
Narang, S.
;
Rana, J.S.
;
Madan, S.
2006
Mycopathogens associated with pests of chilli and their pathogenicity against Thrips (Scirtothrips dorsalis) and mites (Polyphagotarsonemus latus)
Mikunthan, G.
;
Munjunatha, M.
2005
Parasitoids of Liriomyza sativa in farmer fields in the Batticaloa district
Niranjana, R.E.
;
Wijeyagunesekara, H.N.P.
;
Raveendranath, S.
2007
Parasitoids of Liriomyza sativae blanchard (Diptera : Agromyzidae) in the mid country of Sri Lanka
Nagalingam. T.
;
Wijayagunasekara, H.N.P.
;
Hemachandra, K.S.
;
Nugaliyadde, L.
1998
Potential enhancement of nuclear polyhedrosis virus by azadirachtin and its effects on the food utilization,development and mortality of Helicoverpa armigera Hubner
Kumar, N.S.
;
Murugan, K.