Journal of the Soil Science Society of Sri Lanka
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/16208
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Item Organic manure as a supplementary source of nitrogen in wetland rice cultivation(Soil Science Society of Sri Lanka:Colombo, 2001) Sirisena, D.N.; Wickramasinghe, W.M.A.D.B.; Weerakoon, W.M.W.; Bandara, S.T.; Kumaragamage, D.Item Efficiency of peat-mixed rock phosphates on some alfiisols and ultisols of Sri Lanka(Soil Science Society of Sri Lanka:Colombo, 1996) Ratnayake, M.P.K.; Kumaragamage, D.; Dahanayake, K.Item Site specific nutrient management strategy to increase rice yields in low country intermediate zone(Soil Science Society of Sri Lanka:Peradeniya, 2005) Bandara, W.M.J.; Kumaragamage, D.; Wickramasinghe, P.B.; Weerawarna, S.B.A.Item Evaluation of AB-DTPA extractant for the estimation of plant available macro and micro nutrients in acidic and neutral soils(Soil Science Society of Sri Lanka:Colombo, 1999) Madurapperuma, W.S.; Kumaragamage, D.Item Geoenvironmental assesment for nitrate pollution of ground water by fertilization in shiroishi plain in Japan(Soil Science Society of Sri Lanka:Colombo, 2002) Gunatilake, S.K.; Iwao, Y.; Gunatilake, J.; Kumaragamage, D.Item Spatial variability of soil organic matter content in reddish brown earth soils (Rhodustalfs) of Sri Lanka(Soil Science Society of Sri Lanka:Colombo, 1998) Kumaragamage, D.