Browsing by Author "Jayawickrama, P.K."

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    Chemical and Non chemical Disinfestation of Tea Soils
    (Tea Research Institute:Talawakelle, 2002) Vitarana, S.I.; Liyanage, D.D.; Herath, U.B.; Navaratne, N.; Jayaratne, U.P.; Udamulla, G.P.; Prematunge, A.K.; Jayawickrama, P.K.; Tea Research Institute; TRI, Sri Lanka
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    Soil Substitutes for Tea nurseries in nematode active areas
    (Tea Research Institute:Talawakelle, 2002) Vitarana, S.I.; Liyanage, D.D.; Herath, U.B.; Udamulla, G.P.; Prematunge, A.K.; Jayaratne, U.P.; Navaratne, N.; Jayawickrama, P.K.; Tea Research Institute; TRI, Sri Lanka