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Technical and economic causes of productivity changes in U. S. wheat production 1949-76
Bond, J. J.; Umberger, D. E. - 1979
Persistent link: https://www.econbiz.de/10000672364
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Economic evaluation criteria for Ujamma Villages
Raikes, Philip - 1973 - Als Ms. gedr
Persistent link: https://www.econbiz.de/10000676720
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Productivity of agriculture : United States, 1870 - 1958
Loomis, R. A.; Barton, G. T. - 1961
Persistent link: https://www.econbiz.de/10000677667
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Magistralʹnyj putʹ razvitija sela : socialʹno-ėkonomičeskie problemy specializacii, koncentracii i agropromyšlennoj integracii i puti ich rešenija
Medunov, Sergej Fedorovič; Медунов, … - 1976
Persistent link: https://www.econbiz.de/10000683786
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The efficiency of British agriculture
Centre for Agricultural Strategy - 1980
Persistent link: https://www.econbiz.de/10000657230
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Seasonal variation in agricultural activity and estimating the marginal product of labour
Nath, S.K. - 1973
Persistent link: https://www.econbiz.de/10000661352
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Intensifikacija zernovogo proizdvodstvo : ekonomičeskie problemy
Stepanov, A. I. - 1983
Persistent link: https://www.econbiz.de/10000666789
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The restoration of the earth
Taylor, Theodore B.; Humpstone, Charles Cheney - 1973
Persistent link: https://www.econbiz.de/10000622739
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Ländlicher Raum - Fortschritt wohin? : 10. Internationales Symposium vom 13. bis 15. Oktober 1980, Eugendorf, Salzburg
Hansy, Hermann (agent) - 1980
Persistent link: https://www.econbiz.de/10000632404