Browsing by Author "Sivasubramaniam, W."
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Item Toxicity and mode of action of neem (Azadirachta indica A. Juss) formulation on rice brown planthopper (Nilaparvata lugens stal.)(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1991) Sivasubramaniam, W.; Kudagamage, C.; Wijayagunasekera, H.N.P.