Yogaratnam, N.; Samarappuli, I.N.; Iqbal, S.M.M.
(Rubber Research Institute of Sri Lanka. Agalawatte, 1995)
This study examines the economic viability of interplanting rubber with tea in the low country wet zone, where cultivation of both these crops is agronomically feasible. In the analysis, apart from Net Present Value(NPV), ...