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Nitrogen and carbon changes in great plains soils as influenced by cropping and soil treatments
Haas, H. J.; Evans, C. E. - 1957
Persistent link: https://www.econbiz.de/10000678382
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Air pollution control : annual report
1981-: Gaborone : Gov. Print - Nachgewiesen 1980(1981) -
Persistent link: https://www.econbiz.de/10000536727
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Rethinking research on land degradation in developing countries
Biot, Yvan; Blaikie, Piers; Jackson, Cecile; … - 1995 - 1. print.
Persistent link: https://www.econbiz.de/10000543944
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Soil ripening and soil classification : initial soil formation of alluvial deposits with a classification of the resulting soils
Pons, L. J.; Zonneveld, I. S. - 1965
Persistent link: https://www.econbiz.de/10000652605
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Vegetative and soil treatment measures
Schiechtl, H. M. (contributor); Marui, H. (contributor);  … - 1985
Persistent link: https://www.econbiz.de/10000659668
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Soils
Australien / Division of National Mapping - 1952
Persistent link: https://www.econbiz.de/10000662996
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Soil surveys for land development
Stephens, C. G. (ed.) - FAO - 1953
Persistent link: https://www.econbiz.de/10000664592
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Perception of desertification
Heathcote, Ronald Leslie (contributor) - 1980
Persistent link: https://www.econbiz.de/10000665632
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Soil erosion by wind and measures for its control on agricultur lands
1960
Persistent link: https://www.econbiz.de/10000633009