Browsing by Author "Rajapakse, R.H.S."
Now showing 1 - 4 of 4
- Results Per Page
- Sort Options
Item Pesticidal potential of some selected tropical plant extracts against callosobruchus maculates and callosobruchus chinensis (L) (coleoptera : Bruchidae)(Faculty of Agriculture University of Ruhuna, 2008) Rajapakse, R.H.S.; Ratnasekera, D.Item Repellent properties of plant oil vapours on pulse beetle (Callasobruchus maculatus L.) (Coleoptera bruchidae) in stored green gram (Vigna radiata Walp)(University of Ruhuna. Matara, 2009) Ratnasekera, D.; Rajapakse, R.H.S.Item A review of identification and management of pests and diseases of cinnamon (Cinnamomum zeylanicum Blume)(Faculty of Agriculture, University of Ruhuna. Kamburupitiya, 2007) Rajapakse, R.H.S.; Wasantha Kumara, K.L.Item Study of the resistance of traditional, old improved and new improved rice varieties to ragged stunt virus diseaseSenanayake, S.G.J.N.; Rajapakse, R.H.S.