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1721
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1722
-
1723
Comparing formal and informal survey techniques for farming systems research a case study from Kenya
Cyhoeddwyd 1987Analytics -
1724
Sustainable farm development in Java's critical lands is a 'green revolution' really necessary?
Cyhoeddwyd 1987Analytics -
1725
Middlemen and moneylending relations of exchange in a highland Philippine economy
Cyhoeddwyd 1987Analytics -
1726
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1727
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1728
Filipino upland farmers informal ethnoscience for agricultural development research
Cyhoeddwyd yn Philippine Studies (1987)Cael y testun llawn
Analytics -
1729
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1730