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Inventory of major land uses in the United States/ By L. A. Reuss; H. H. Wooton and F. J. Marschner
Reuss, L. A.; Wooton, H. H.; Marschner, F. J. - 1948
Persistent link: https://www.econbiz.de/10002687516
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Funcion del Estado en la transformacion del secano en regadio : ponencia del 5. Congreso nacional de riegos, Valladolid, 1934
Ruiz-Zorrilla, Leopoldo Ridruejo - 1949 - 2. ed
Persistent link: https://www.econbiz.de/10002691058
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Betterment for the Bantu
Roberts, H. R.; Coleman, K. G. - 1952
Persistent link: https://www.econbiz.de/10002693591
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Grande e piccola irrigazione nel Mezzogiorno
Ricchioni, Vincenzo - In: Giornale degli economisti e annali di economia 9 (1950) 1/2, pp. 87-91
Persistent link: https://www.econbiz.de/10002681092
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Kak my rasširjaem posevy i povyšaem urožai zernovych kul'tur na celinnych zemljach
Rudenko, Ivan Efimovič - 1955
Persistent link: https://www.econbiz.de/10002716162
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Počvenno-meliorativnye uslovija Kirovabad-Kazachskogo Massiva
Rozanov, A. N.; Kondorskaja, N. I. - In: Zasolennye orošaemye počvy i ich okul'turivanie : …, (pp. 5-122). 1957
Persistent link: https://www.econbiz.de/10002716647
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The Central Valley project, federal or State?
Baker, Clyde C.; Hansen, Hugh G. - 1955
Persistent link: https://www.econbiz.de/10001852654
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Landgewinnung in Griechenland
Fels, Edwin - 1944
Persistent link: https://www.econbiz.de/10000403470
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The development of upland areas in the Far East
1949
Persistent link: https://www.econbiz.de/10001686562