Indigenous soil and water conservation in India's semi-arid tropics
John Kerr, N.K. Sanghi
Bok Engelsk 1992
Utgitt | London : International Institute for Environment and Development , 1992
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Omfang | 30 s. : fig.
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Utgitt | London : International Institute for Environment and Development , 1992
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Omfang | 30 s. : fig.
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