Tea Quarterly

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Now showing 1 - 4 of 4

Shot -hole borer control
(Tea Research Institute. Thalawakele, 1966) Danthanarayana, W.
Twig and looper caterpillar outbreaks
(Tea Research Institute. Thalawakele, 1966) Danthanarayana, W.
The chemical control of the twig caterpillar (Ectropis bhurmitra) in tea
(The Tea Research Institute. Talawakele, 1966) Danthanarayana, W.; Ranaweera, D.J.W.
Studies on the ecology and causes of outbreaks of Ectropis bhurmitra kr. Geometridae), the twig caterpillar of tea in ceylon
(Tea Research Institute. Thalawakele, 1970) Danthanarayana, W.; Kathiravetpillai, A.