R. Y. Purba

Enhancing biological control of basal stem rot disease (Ganoderma boninense) in oil palm plantations

A. Susanto, P. Sudharto, R. Y. Purba, 2004, Mycopathologia.

Synergy between empty oil palm fruit bunches and synthetic aggregation pheromone (ethyl 4-methyloctanoate) for mass trapping of Oryctes rhinoceros beetles in the oil palm plantations in Indonesia.

J. Morin, D. Rochat, P. Sudharto, 2001 .

A control strategy for basal stem rot (Ganoderma) on oil palm.

M. Holderness, P. Bridge, J. Flood, 2000 .