Weerasinghe, P.Lathiff, M.A.2020-04-072020-04-071999Annals of the Sri Lanka Department of Agriculture, 1:p.121-127https://dl-doa.nsf.gov.lk/handle/1/1911NATURAL RESOURCES AND ENVIRONMENTCrop residueNitrogen equivalencyNon-calcic brown soilsRiceInfluence of groundnut residue on the growth and yield of subsequent rice crop in non-calcic brown soilsArticle