Agricultural Technology Research for Sustainable Development in Developing Regions : Proceedings of the 7th JIRCAS International Symposium, Tsukuba, 1-2 November 2000 Edited by M. Yajima and K Tsurumi - Tsukuba (Japan) JIRCAS 2001 - 127 p. 30 cm - JIRCAS International Symposium Series 9 1340-6108 . - JIRCAS International Symposium Series .

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