Browsing by Author "De Costa, W.A.J.M."

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Evaluation of Non-Pesticidal Methods for Management of Blister Blight of Tea

Prabashwara, V.A.T.; De Costa, D.M.; De Costa, W.A.J.M.; Amaratunga, K.S.P.; Sirisena, U.G.A.I. (Rajarata University of Sri Lanka, 4/4/2019)
Insect Vector Populations and Virus Disease Incidences of Tomato and Chilli in IM3 and DL3 Zones Under Conventional and IPM Practices

Kodituwakkuarachchi, C.A.; Zakeel, M.C.M.; De Costa, D.M.; De Costa, W.A.J.M. (Rajarata University of Srilanka, 7/31/2013)

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