Browsing by Author "Ramanathan, N."
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Item Effects of fungicides on the development of downy mildew disease of grape vine caused by Plasmopara viticola (Berk. and Curt.) Berl. and De Toni(National Science Council:Colombo, 1986) Ramanathan, N.; Sivapalan, A.Item A new isolate of Sclerotium rolfsii Sacc. causing bulb rot in onion (Allium cepa L. variety poona red)(National Science Council:Colombo, 1988) Ramanathan, N.Item Some observations on the downy mildew disease of grape vine caused by Plasmopara viticola in Jaffna(National Science Council:Colombo, 1988) Ramanathan, N.; Sivapalan, A.