Tea Quarterly
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/12557
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Item Effect of potassium fertilization and of soil temperature on the incidence and pathogenicity of the root-lesion nematode, Pratylenchus loosi Loof on tea (Camellia sinensis )(Tea Research Institute. Thalawakele, 1982) Gnanapragasam, N.C.Item Incidence of nematode damage in the mid-country caused by the burrowing nematode, Radopholus similis(Tea Research Institute. Thalawakele, 1983) Gnanapragasam, N.C.Item Influence of inoculum level and temperature on the population build-up and pathogenicity of the root-lesion nematode (Pratylenchus loosi Loof) of tea(Tea Research Institute. Thalawakele, 1984) Gnanapragasam, N.C.; Manuelpillai, M.E.K.Item The effect of soil temperature and of infestation by pratylenchus loost on the growth and nutrient status of a susceptible and tolerant variety of young tea (Camellia sinensis L.)(Tea Research Institute. Thalawakele, 1975) Sivapalan, P.; Gnanapragasam, N.C.Item Assessment of sex pheromone activity in virgin female moths of the tea Tortrix (Homona coffearia, Lepidoptera : Tortricidae) and its utilization in monitoring moth populations in tea fields(Tea Research Institute. Thalawakele, 1975) Sivapalan, P.; Gnanapragasam, N.C.Item Chemical control of the root-lesion nematode, Pratylenchus loosi, in new tea plantings(Tea Research Institute. Thalawakele, 1980) Sivapalan, P.; Gnanapragasam, N.C.; Jebamalai, A.S.Item The influence of cultivating Eragrostis curvula in nematode infested soils, on the subsequent build up of population in replanted tea(Tea Research Institute. Thalawakele, 1981) Gnanapragasam, N.C.Item Relative rates of egg hatch of the root-knot nematode of mature tea, Meloidogyne brevicauda, in relation to other species of this mematode(Tea Research Institute. Thalawakele, 1981) Gnanapragasam, N.C.; Manuelpillai, M.E.K.Item The biology of the tea tortrix , Homona coffearia , nietner (Lepidoptera: tortricidae) reared under defined conditions on an artificial diet in vitro(Tea Research Institute. Thalawakele, 1980) Gnanapragasam, N.C.; Sivapalan, P.Item Development of a defined diet to rear the tea tortrix, Homona coffearia Nietner, in vitro(Tea Research Institute. Thalawakele, 1982) Gnanapragasam, N.C.