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Changing the ACP investment
Easter, K. William - In: Land economics : applied research on environmental resources 45 (1969) 2, pp. 218-228
Persistent link: https://www.econbiz.de/10002087002
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The land renewed : the story of soil conservation
Dersal, William Richard van - 1968 - Rev. and enl. ed
Persistent link: https://www.econbiz.de/10002087086
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Desertification : a world problem
Eckholm, Erik P. - In: Ambio : a journal of human environment 4 (1975) 4, pp. 137-145
Persistent link: https://www.econbiz.de/10002088099
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Bekämpning av växtskadegörare och ogräs
1983
Persistent link: https://www.econbiz.de/10002314079
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The problem of desertification in the Republic of the Sudan with special reference to Northern Darfur province
Ibrahim, Fouad N. - 1978
Persistent link: https://www.econbiz.de/10002314697
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Programme for waterlogging and salinity control in the irrigated areas of West Pakistan
1961
Persistent link: https://www.econbiz.de/10003215165
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How can land be saved for agriculture? : proceedings of a working conference to find solutions for California, Visalia, Calif., 18.-19.4.1983
Cohen, Eleanor M. (contributor) - 1983
Persistent link: https://www.econbiz.de/10003149589
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The Indian Ocean
In: Ambio : a journal of human environment 12 (1983) 6, pp. 284-362
Persistent link: https://www.econbiz.de/10003150486
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National summary evaluation of the Agricultural Conservation Program ; 1
1981
Persistent link: https://www.econbiz.de/10003194725
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Prairie Farm Rehabilitation Act : what it means to the Prairie Provinces
1961
Persistent link: https://www.econbiz.de/10003205548