Champika, P.A.J.Abeywickrama, L.M.2019-01-172019-01-172014Tropical Agricultural Research, 26(1):p.62-73https://dl.nsf.gov.lk/handle/1/24158Contract farmingMaizePrincipal component analysisAn evaluation of maize contract farming system in Sri Lanka: adoption, problems and future prospectsArticle