Näytetään 1 - 3 yhteensä 3 tuloksesta haulle 'Gunawardana, A. M. T.', hakuaika: 0,01s Tarkenna hakua
  1. 1

    Water management under small village tanks Tekijä Gunawardana, A. M. T.

    Julkaistu 1981
    Kirja

    Water management under small village tanks
  2. 2

    The training and visit system of extension a paper based on experiences in the training and visit system of extension under the Kurunegala Rural Development Project Tekijä Gunawardana, A. M. T.

    Julkaistu 1981
    Kirja

    The training and visit system of extension a paper based on experiences in the training and visit system of extension under the Kurunegala Rural Development Project
  3. 3

    Farmers' knowledge and perception of improved technology a study of five farming systems Tekijä Gunawardana, A. M. T.

    Julkaistu 1980
    Kirja

    Farmers' knowledge and perception of improved technology a study of five farming systems

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