Browsing by Author "Vitarana, S.I."
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Item A guide for calculations involved in pesticide usage on plantations(Tea Reseaech Institute:Talawakele, 1988) Vitarana, S.I.Item An ecotaxonomic key for identification of tea pests in the field (insects and mites)(Tea Reseaech Institute:Talawakele, 1989) Vitarana, S.I.Item New pests on tea lands in Sri Lanka black ant, Crematogaster dorhni(Tea Research Institute:Talawakele, 1988) Vitarana, S.I.Item Volatile and non volatile compounds of the host plant affecting behaviour of the low country live wood termite (Glyptotermes dilatatus Bugnion and Popoff) of tea(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1999) Samarasinghe, S.M.; Ahangama, D.; Kumar, V.; Vitarana, S.I.