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Priorities for forestry and agroforestry policy research report on an international workshop
Argitaratua 1992Liburua -
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A study on rainfed farmer adjustments on flood stress conditions Pongchan Na-Lampang.
Argitaratua 1985Liburua -
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Proceedings of workshop on the pre- and post harvest... February 7-12, 1977.
Argitaratua 1977Liburua