TY - BOOK AU - Wijesuriya Wasana AU - Abeywardene V AU - Dissanayake D M A P AU - Edirisinghe J AU - Herath K AU - Wijeratne M TI - Possible causes of low rubber yields in smallholder units in Sri Lanka PY - 2006/// PB - Natural Rubber Research KW - Bayesian network KW - Growth KW - Performance index KW - Smallholdings KW - Yield ER -