Jayawardene, S.N.Abeysekera, S.W.Dharmasena, A.G.S.P.Subasinghe, S.2020-05-012020-05-012004Annals of the Sri Lanka Department of Agriculture, 6:p.115-122https://dl-doa.nsf.gov.lk/handle/1/2113PLANT SCIENCE AND PRODUCTIONRice hybridsSeed bed seed rateSeedling qualityEffect of seed bed seed rate on the quality of the seedlings and the grain yield of three rice hybridsArticle