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What should we expect from farmer field schools? A Sri Lanka case study
Robert Tripp, Mahinda Wijeratne, V. Hiroshini PiyadasaVolume:
33
Year:
2005
Language:
english
Pages:
16
DOI:
10.1016/j.worlddev.2005.04.012
File:
PDF, 247 KB
english, 2005