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A.G.W.U. Perera,M.M.S.C. Karunaratne,S.D.M. Chinthaka
Neem (Azadirachta indica A. juss), is known to possess a wide range of pharmacological properties and is thus commercially exploitable. Apart from its medicinal potential, a considerable progress has been achieved regarding biological potential and chemi...
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H. S. D. Fernando,M. M. S. C. Karunaratne
Among the cereals, rice is the most important staple food supplying energy requirements for mostof the worlds? population. However during storage a loss of about 10-20% rice grains occurs due to storedgrain pests. Repellents are considered as the best so...
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M.D.H. Lankika,M.M.S.C. Karunaratne,K. Conniff
Approximately 120 species of Odonata (Zygoptera and Anisoptera) have been recorded in SriLanka to date. There are many gaps in our knowledge of Odonata taxonomy and distribution. The presentstudy, therefore, was carried out to investigate adult Odonata s...
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Sachini Dinusha Fernando,M.M.S.C. Karunaratne
Abstract The rice weevil Sitophilus oryzae is considered the major problem in stored rice in Sri Lanka. Due to the adverse effects of pesticide usage, research on the re-evaluation and use of many ethnobotanicals as alternative storage pest control agent...
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