Browsing by Author "Punyalal, M.G."
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Item Economic feasibility of using organic mulching materials in cowpea and maize cultivation in the dry zone of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1992) Punyalal, M.G.; Abeygunawardena, P.; Bandara, P.T.Item Economics of moisture conservation in chillie production in sandy regosols of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1993) Punyalal, M.G.; Abeygunawardana, P.