Browsing by Author "Chandrasena, J.P.N.R."
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Item A survey of rice-weeds in the wet zone districts, Kalutara and GalleChandrasena, J.P.N.R.Item A survey of rice-weeds in the wet-zone districts Gampaha and ColomboChandrasena, J.P.N.R.Item Allelopathy of torpedograss Panicumorepens L. and preliminary studies on characterization of allelochemicals(1987) Perera, K.A.D.N.; Chandrasena, J.P.N.R.; Tillekeratne, L.M.V.Item An evaluation of post-emergence herbicides to control Panicum repens L.(Torpedograss) in upcountry tea fields(1994) Weerasinghe, M.H.G.; Chandrasena, J.P.N.R.Item An illustrated manual of rice-field weeds in Sri Lanka(NARESA:Colombo; 185p, 2010-07-06) Chandrasena, J.P.N.R.Item Ludwigia decurrens walt.:a new rice-field weed in Sri Lanka(National Science Council:Colombo, 1988) Chandrasena, J.P.N.R.Item Preliminary studies on allelopathic interactions between plant species and chemical characterization of Allelo-chemicalsPerera, K.A.D.N.; Tilakaratne, L.M.V.; Chandrasena, J.P.N.R.Item Rice-field weed survery stage 3:Ratnapura and Kurunegala districtsChandrasena, J.P.N.R.Item Rice-field weeds in the Colombo and Gampaha districts of Sri Lanka(National Science Council:Colombo, 1987) Chandrasena, J.P.N.R.Item Some factors influencing glyphosate control of Panicum repens (Torpedograss) in up-country tea fields in Sri Lanka(National Science Council of Sri Lanka:Colombo, 1996) Weerasinghe, M.H.G.; Chandrasena, J.P.N.R.Item Studies on the Biology and Control of local couch grass [(Panicum repens) (L) Beauv]Dhammika, W.H.Y.; Marasinghe, C.D.; Chandrasena, J.P.N.R.Item A survey of rice-field weeds in Ratnapura and Kurunegala districts of Sri Lanka(Natural Resources Energy and Science Authority of Sri Lanka:Colombo, 1989) Chandrasena, J.P.N.R.