Local literature
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/25261
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Item Effect of bat manure as a source of organic manure for vegetable cultivation in the Uva province(Soil Science Society of Sri Lanka:Colombo, 2002) Wijewardena, J.D.H.Item Organic manure for crop production(Natural Resources, Energy and Science Authority of Sri Lanka:Colombo, 1990) Tennakoon, A.Item Productivity and soil fertility status as influenced by integrated use of N-fixing biofertilizers, organic manures and inorganic fertilizers in onion(Faculty of Agricultural Sciences, Sabaragamuwa University:Belihuloya, 2006) Jayathilake, P.K.S.; Reddy, I.P.; Srihari, D.; Reddy, K.R.