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The top documents tagged [cultivation depth]
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cultivation depth
Agriculture
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Shifting cultivation!! Joy, Amy, Joo Yeon. Content: 1.What is shifting cultivation? 2.Characteristics 3. Steps of shifting cultivation 4.Slash and burn.
222 views
Family Farm & Home: May 4, 2013 - May 12, 2013
223 views
Family Farm & Home: April 20, 2013 - April 28, 2013
225 views