Jayawardena, S.N.Abeysekera, S.W.2020-04-182020-04-182002Annals of the Sri Lanka Department of Agriculture, 4:p.15-20https://dl-doa.nsf.gov.lk/handle/1/2013PLANT SCIENCE AND PRODUCTIONHybrid RiceInbred RicePlant SpacingSeed CostEffect of plant spacing on the yield of hybrid riceArticle