Rainfall as a major factor influencing land productivity in rubber plantations

od Sivakumaran, S., Mohd Akbar Md Said, Chong, K., Tam, Y.C.
Izdano 2013

Rain gutter as an effective tapping aid to enhance land productivity: technical aspects

od Mohd Akbar Md Said, Chong, K., Sivakumaran, S., Tam, Y.C.
Izdano 2013

Rain gutter as a current tapping aid for enhanced land productivity: yield and economic performance

od Chong, K., Mohd Akbar Md Said, Sivakumaran, S., Tam, Y.C.
Izdano 2013