2. Institutional Publications
Permanent URI for this communityhttp://localhost:4000/handle/123456789/96
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Item Biology of Acanthopsyche minima Hmps. (psychidae) a pest of plantain(Kerala Agricultural University, 1974) Johnson, JItem Duplachionaspis ivergens green (diaspidae : hemiptera)(Kerala Agricultural University, 1977) Rajan Asar, P A; Sreedharan, A; Johnson, JItem Saissetia nigra (Nietn) a pest on cassava(Kerala Agricultural University, 1978) Rajan Asari, P A; Johnson, JItem Biology of Scymnus nubilus Muls. (Coccinellidae: Coleoptera) an insect predator(Kerala Agricultural University, 1972) Johnson, JItem Control of Hymenia recurvalis (fabricius) on amaranthus(Kerala Agricultural University, Vellanikara, 1968) Johnson, JItem Studies on a leaf feeding caterpillar of sweet potato, Brachmia Gonvolvuli Wlsm. (Gelechiidae: Lepidoptera)(Kerala Agricultural University, Vellanikara, 1968) Visalakshmi, J A; Johnson, JItem Relative toxicity of some synthetic organic insecticides to the banana aphid Pentalonia nigronervosa Coq.(Kerala Agricultural University, Vellanikara, 1964) Johnson, JItem Biology, of the bunchy top aphid Pentalonia nigronervosa Coq.(Aphididae, Hemiptera)(Kerala Agricultural University, Vellanikara, 1963) Johnson, J