Tharmarajah, S.K.Herath, H.M.W.2020-09-022020-09-021988Tropical Agriculturist, 144:p.99-108https://dl-doa.nsf.gov.lk/handle/1/2703POINEER CROPPINGGrasslandPatanasPioneer croppingStudies on the pioneer cropping of dry patana grassland in the upcountry of Sri LankaArticle