| dbo:abstract |
Ehrenfried Pfeiffer (* 19. Februar 1899 in München; † 30. November 1961 in , New York, USA) war ein deutsch-amerikanischer Chemiker, Anthroposoph und Pionier der biologisch-dynamischen Landwirtschaft. Auf Pfeiffer geht die Kupferchloridkristallisation nach Pfeiffer und das Verfahren des Rundfilterchromatogramms zurück. (de) Ehrenfried Pfeiffer (19 February 1899 – 30 November 1961) was a German scientist, soil scientist, leading advocate of biodynamic agriculture, anthroposophist and student of Rudolf Steiner. (en) Ehrenfried Pfeiffer, né le 19 février 1899 à Munich et mort le 30 novembre 1961 à Spring Valley, est un chimiste et agronome allemand disciple de Rudolph Steiner, initiateur et chef spirituel du culte de l'anthroposophie. Il est à l'origine de sa mise en pratique à travers l'agriculture biodynamique. (fr) Ehrenfried Pfeiffer (Monaco di Baviera, 19 febbraio 1899 – Spring Valley, 30 novembre 1961) è stato uno scienziato e antroposofo tedesco naturalizzato statunitense. Fondatore dell'agricoltura biodinamica, fu uno studente di Rudolf Steiner. Si dedicò alla "Fertilità della Terra" concepita come mantenimento del suolo e rinnovamento; con particolare attenzione al compostaggio. (it) |
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| rdfs:comment |
Ehrenfried Pfeiffer (* 19. Februar 1899 in München; † 30. November 1961 in , New York, USA) war ein deutsch-amerikanischer Chemiker, Anthroposoph und Pionier der biologisch-dynamischen Landwirtschaft. Auf Pfeiffer geht die Kupferchloridkristallisation nach Pfeiffer und das Verfahren des Rundfilterchromatogramms zurück. (de) Ehrenfried Pfeiffer (19 February 1899 – 30 November 1961) was a German scientist, soil scientist, leading advocate of biodynamic agriculture, anthroposophist and student of Rudolf Steiner. (en) Ehrenfried Pfeiffer, né le 19 février 1899 à Munich et mort le 30 novembre 1961 à Spring Valley, est un chimiste et agronome allemand disciple de Rudolph Steiner, initiateur et chef spirituel du culte de l'anthroposophie. Il est à l'origine de sa mise en pratique à travers l'agriculture biodynamique. (fr) Ehrenfried Pfeiffer (Monaco di Baviera, 19 febbraio 1899 – Spring Valley, 30 novembre 1961) è stato uno scienziato e antroposofo tedesco naturalizzato statunitense. Fondatore dell'agricoltura biodinamica, fu uno studente di Rudolf Steiner. Si dedicò alla "Fertilità della Terra" concepita come mantenimento del suolo e rinnovamento; con particolare attenzione al compostaggio. (it) |
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Ehrenfried Pfeiffer (en) Ehrenfried Pfeiffer (de) Ehrenfried Pfeiffer (fr) Ehrenfried Pfeiffer (it) |
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