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The training and visit system of extension:a paper based on experiences in the training and visit of system of extension under the Kurunegala Rural Development Project
(Hector Kobbekaduwa Agrarain Research and Training Institute:Colombo, 1981) Gunawardana, A.M.T.; Chandrasiri, A.; Hector Kobbekaduwa Agrarain Research and Training Institute
The training and visit agricultural extension programme in Matara district:an evaluation
(Hector Kobbekaduwa Agrarain Research and Training Institute:Colombo, 1982) Hindori, D.; Renselaar, J.V.; Hector Kobbekaduwa Agrarain Research and Training Institute