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Das Verhalten des Phosphors bei der Isolierung
Koch, Walter
;
Ilschner-Gensch, Christa
;
Khan, Ahamedulla
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1959
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Als Ms. gedr.
Persistent link: https://www.econbiz.de/10004581062
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Calcium-, Phosphor- und Magnesium-Kreisläufe in einem ökologisch wirtschaftenden Landwirtschaftsbetrieb
Walter, Jürgen
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1990
Persistent link: https://www.econbiz.de/10004095839
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Source apportionment of
nitrogen
and
phosphorus
inputs into the aquatic environment
2005
Persistent link: https://www.econbiz.de/10004103377
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