Dangos 1 - 1 canlyniadau o 1 ar gyfer chwilio 'Wollenberg, Eva Karolina', amser ymholiad: 0.01e Mireinio'r Canlyniadau
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    Urban markets, and rural resource productivity incentives for soil conservation among upland farmers in the Philippines gan Wollenberg, Eva Karolina

    Cyhoeddwyd 1991
    Llyfr

    Urban markets, and rural resource productivity incentives for soil conservation among upland farmers in the Philippines

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