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Zur empirischen Quantifizierung des regionalen und fruchtspezifischen Düngemittelaufwandes
Bauersachs, Friedrich - 1976
Persistent link: https://www.econbiz.de/10000164995
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Düngemittelaufwand in den landwirtschaftlichen Wirtschaftsgebieten der Bundesrepublik Deutschland
Bauersachs, Friedrich - 1976
Persistent link: https://www.econbiz.de/10000164996
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Economic optimum fertilizer use : project Nr 393
1959
Persistent link: https://www.econbiz.de/10000308097
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Unsere Handelsdünger und ihre Anwendung auf Acker und Grünland
Weinreich, Gustav - 1952
Persistent link: https://www.econbiz.de/10000317222
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An NPK fertilizer experiment with lord lambourne and pera pedhi large apples grown on a highley carcareous soil.
Orphanos, P. - 1985
Persistent link: https://www.econbiz.de/10000322317
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Towards a comparison of conventional and chemical-free farming in Australia
Wynen, Els - 1988
Persistent link: https://www.econbiz.de/10000323078
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Summary, agricultural products, fertilizers, and tropical timber
1992
Persistent link: https://www.econbiz.de/10000112199
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FAO fertilizer and plant nutrition bulletin
FAO - Rome : FAO - Nr. 1.1979 -
Persistent link: https://www.econbiz.de/10000435780
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Commercial fertilizers : consumption for the year ended...
Association of American Plant Food Control Officials / … - Washington, DC : Fertilizer Inst.; -2002: Washington, … - Nachgewiesen 1970(1971) -
Persistent link: https://www.econbiz.de/10000437224
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New evidence on yields, fertilizer application and prices in Asian rice production
James, William E.; Ramirez, Teresita R. - 1983
Persistent link: https://www.econbiz.de/10000686049