Browsing by Author "Jayawardana, G.W.L."
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Item Laboratory and field studies on the keeping quality and efficiency of Newcastle disease and fowl pox vaccinesJayewardana, V.P.L.; Abeyratna, K.A.C.H.; Batuwangala, S.M.; Jayawardana, G.W.L.; Kodituwakku, S.N.Item Studies on infectious bursal disease virus isolated from field outbreaks(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1997) Thevathasan, C.; Jayawardana, G.W.L.