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... denn sie sollen satt werden : Strategie des Weltkampfes gegen den Hunger
Baade, Fritz - 1964
Persistent link: https://www.econbiz.de/10000000385
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Die Erschließung landwirtschaftlicher Nutzflächen durch Bewässerungsmaßnahmen in der Sowjetunion
Zabel, Gerhard - 1978
Persistent link: https://www.econbiz.de/10000001672
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The economics of soil conservation
Bunce, Arthur C. - 1950 - 4. pr
Persistent link: https://www.econbiz.de/10000545509
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Meliorationsarbeiten und Cisternen im Karstgebiete
Ballif, Philipp - 1896
Persistent link: https://www.econbiz.de/10000546064
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Computing drain spacings : a generalized method with special reference to sensitivity analysis and geo-hydrological investigations
Beers, W. F. J. van - 1976
Persistent link: https://www.econbiz.de/10000548590
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Conservation of natural resources
Smith, Guy-Harold (contributor) - 1950
Persistent link: https://www.econbiz.de/10000550699
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New India's rivers
Hart, Henry C. - 1956
Persistent link: https://www.econbiz.de/10000552578
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Desalting technology for middle eastern agriculture. An economic case
Fried, Jerome J.; Edlund, Milton C. - 1971
Persistent link: https://www.econbiz.de/10000555797
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Bureaucracy and development : a Mexican case study
Greenberg, Martin Harry - 1970
Persistent link: https://www.econbiz.de/10000556606