Renato Cordeiro, 57, harvests rubber from a hevea tree (Hevea brasiliensis) near his home - Copyright AFP Pablo PORCIUNCULA Renato Cordeiro, 57, harvests rubber from ...
THE Ceylon Department of Agriculture has issued a number of circulars on the tapping of individual and groups of Hevea trees and the effect of such operations on the storage of plant food. All the ...
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