Tropical Agricultural Research
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/11652
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Item A site specific fertilizer recommendation for rice grown in imperfectly drained reddish brown earth soils in low country dry zone of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2006) Bandara, W.M.J.; Kumaragamage, D.; Wickramasinghe, D.B.; Weerawarna, S.B.A.Item Retention of phosphorus by some surface soils of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1993) Withana, A.K.; Kumaragamage, D.