Soil conservation: an intertnational study

Soil conservation: an intertnational study

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Библиографические подробности
Соавтор:	Food and Agriculture Organization of the United Nations
Формат:	‌
Язык:	English
Опубликовано:	United Nations : Food and Agriculture Organization, 1952
Предметы:	Soil conservation Economics factors National soil conservation program Forest Lands
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