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Item A note on the effect of different copper preparations on tea yield(Tea Research Institute. Thalawakele, 1958) Visser, T.; Shanmuganathan, N.; Sabanayagam, J.V.Item Studies on collar and branch canker of young tea (phomopsis theae petch) 111 clonal resistance(The Tea Research Institute. Talawakele, 1969) Shanmuganathan, N.Item The possibility of timing blister blight spraying according to sunshine records(Tea Research Institute. Thalawakele, 1959) Visser, T.; Shanmuganathan, N.; Mulder, D.Item Oilspot of tea leaves. anew disease?(Tea Research Institute. Thalawakele, 1959) Mulder, D.; Shanmuganathan, N.Item Recent developments in the control of poria root disease(The Tea Research Institute. Talawakele, 1964) Shanmuganathan, N.Item A leaf spot disease of Crotalaria spp(Tea Research Institute. Thalawakele, 1970) Shanmuganathan, N.Item Control of Poria root disease with methyl bromide(The Tea Research Institute. Talawakele, 1965) Shanmuganathan, N.; Redlich, W.W.Item Uptake of benomyl by the tea plant and its effectiveness against stem canker(phomopsis theae)(Tea Research Institute. Thalawakele, 1972) Shanmuganathan, N.; Bopearatchy, R.N.Item The influence of sunshine and rain on tea blister blight, Exobasidium vexans massee. in Ceylon(TRI. Talawakele, 1962) Visser, T.; Shanmuganathan, N.; Sabanayagam, J.V.Item Fungicide and the tropical environment(Tea Research Institute. Thalawakele, 1971) Shanmuganathan, N.
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