VOLUME 8 NO. 2 APRIL – JUNE 1986
CONTENTS
Biology and Host Range of the Taro Planthopper, Tarophagus Proserpina Kirk
Effects of Different N:K Ratios and Levels on Sweet Potato
Root Crops-Legumes Rotation at Varying Fertilizers Levels
The Socio-Economic Profile and In-Service Training Needs of Rural Development Workers in the Visayas
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