4.Journals Published in Sri Lanka

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Now showing 1 - 4 of 4

Twig and looper caterpillar outbreaks
(Tea Research Institute. Thalawakele, 1966) Danthanarayana, W.
Shot -hole borer control
(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.