Chathurika, J.A.S.Indraratne, S.P.Dandeniya, W.S.Kumaragamage, D.2019-01-242019-01-242015Tropical Agricultural Research, 27(1):p.59-74https://dl.nsf.gov.lk/handle/1/24215BiocharNutrient managementRock powderBeneficial management practices on growth and yield parameters of maize (zea mays) and soil fertility improvementArticle