http://repository.rjt.ac.lk/handle/123456789/5777 Fri, 17 Apr 2026 13:07:38 GMT 2026-04-17T13:07:38Z http://repository.rjt.ac.lk/handle/123456789/5929 THE IMPACT OF LAND PREPARATION METHODS AND HERBICIDES ON WEED CONTROL OF RICE CULTIVATION IN POLONNARUWA DISTRICT OF SRI LANKA Jayamali, W.N.L.; Sanjeewa, T.A.B.D.; Herath, U.S. Sat, 01 Jan 2022 00:00:00 GMT http://repository.rjt.ac.lk/handle/123456789/5929 2022-01-01T00:00:00Z http://repository.rjt.ac.lk/handle/123456789/5928 SUITABILITY OF 7-IN-1 INTEGRATED SOIL SENSOR FOR MEASURING SOIL pH, EC AND MOISTURE IN ALFISOLS, ANURADHAPURA, SRI LANKA Wijethilaka, J.P.B.S.; Rathnayaka, R.A.A.S.; Jayaneththi, J.P.H.U.; Sooriyaarachch, S.J.; Devasinghe, D.A.U.D.; Sirisena, U.G.A.I. Sat, 01 Jan 2022 00:00:00 GMT http://repository.rjt.ac.lk/handle/123456789/5928 2022-01-01T00:00:00Z http://repository.rjt.ac.lk/handle/123456789/5927 STUDY ON ROOT TRAITS OF DIFFERENT RICE VARIETIES (Oryza sativa L.) FOR NUTRIENT USE EFFICIENCY Gajanayake, G.M.S.J.; Padmathilaka, K.R.E.; Karunarathne, K.G.P.B. Sat, 01 Jan 2022 00:00:00 GMT http://repository.rjt.ac.lk/handle/123456789/5927 2022-01-01T00:00:00Z http://repository.rjt.ac.lk/handle/123456789/5926 STAND CHARACTERISTICS AND TREE SPECIES DISTRIBUTION ALONG A MICROTOPOGRAPHIC GRADIENT IN A LOWLAND RAINFOREST LANDSCAPE IN SOUTHWEST SRI LANKA Thilanga, B.G.D.; Geekiyanage, N.; Madawala, M.M.G.I.N.M.B.; Perera, A.; Nanayakkara, S. Sat, 01 Jan 2022 00:00:00 GMT http://repository.rjt.ac.lk/handle/123456789/5926 2022-01-01T00:00:00Z