Tropical Agricultural Research
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/11652
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Item Characterization of soil water movement in reddish brown earth soils (alfisol)(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1990) Pathmarajah, S.; Mapa, R.B.Item Geostatistical analysis of soil properties to support spatial sampling in a paddy growing alfisol(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2010) Nayanaka, V.G.D.; Vitharana, W.A.U.; Mapa, R.B.Item Land suitability evaluation for cultivation of oil palm in the wet zone of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1997) Kalupahana, A.; Mapa, R.B.Item Aggregate stability of major soils in the wet zone of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1997) Jayalath, K.D.D.; Mapa, R.B.Item Characterization of soil physical properties in Andigama series in relation to coconut root growth(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1996) Vidhana Arachchi, L.P.; Mapa, R.B.; Yapa, P.A.J.; Somapala, H.Item Hydrological implications of soil water dynamics under an alley cropping system in the mid country intermediate zone of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1998) Nayakekorala, H.B.; Mapa, R.B.; Maddumabandara, C.M.Item Suitability of Mid country wet zone lands for plantation agriculture(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 1998) Jayalath, K.D.D.; Dassanayake, A.; Mapa, R.B.Item Effect of texture and organic matter on soil water retention parameters(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2002) Rajapaksha, K.L.N.; Mapa, R.B.; Sassanayake, A.R.Item Aggregate stability of soils of the intermediate zone of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2001) Rajapaksha, K.L.N.; Mapa, R.B.; Dassanayake, A.R.Item Soil water dynamics in alley cropping systems in the dry zone of Sri Lanka(Postgraduate Institute of Agriculture, University of Peradeniya:Peradeniya, 2001) Keerthisena, R.S.K.; Mapa, R.B.; Yapa, P.A.J.