Journals

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Now showing 1 - 7 of 7

A note on yellow- mite of tea
(Tea Research Institute. Thalawakele, 1954) Ranaweera, D.J.W.
The effects of rainfall and shade on the occurrence of three mite pests of tea in Ceylon
(Tea Research Institute. Thalawakele, 1974) Danthanarayana, W.; Ranaweera, D.J.W.
Acaricidal trials against the scarlet mite, brevipalpus australis tucker on tea
(Tea Research institute. Thalawakle, 1958) Ranaweera, D.J.W.
Termites on Ceylon tea estates
(1962) Ranaweera, D.J.W.
The chemical control of shot-hole borer with dieldrin ; interim report on estate trials, 1960-1961
(TRI. Talawakele, 1962) Cranham, J.E.; Danthanarayana, W.; Ranaweera, D.J.W.
The chemical control of the twig caterpillar (Ectropis bhurmitra) in tea
(The Tea Research Institute. Talawakele, 1966) Danthanarayana, W.; Ranaweera, D.J.W.
The red spider mite and the scarlet mite of tea and their control
(Tea Research Institute. Thalawakele, 1970) Danthanarayana, W.; Ranaweera, D.J.W.