2.NSF Publications
Permanent URI for this communityhttps://dl.nsf.gov.lk/handle/1/1
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Item Preliminary laboratory studies on increasing phosphorus availability in Eppawala apatite(National Science Council:Colombo, 1983) Weeraratne, C.S.Item Research investigations of the Department of Agronomy of Ruhuna University college(NARESA:Colombo, 1981) Weeraratne, C.S.Item Use of Chemical and organic fertilizer in Sri Lanka (in Sinhala)(NARESA:Colombo; 56p, 1982) Weeraratne, C.S.