Light, manure and biodynamic preparations: influence on soil and plants

Schultz, D.G.; Kledtke, A.; Becker, P.; Kopke, U.

Proceedings 9th International Scientific Conference IFOAM Organic agriculture, a key to a sound development and a sustainable environment, November 16 to 21, 1992, Sao Paulo, Brazil: 432-433


Accession: 002648399

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Results from a field experiment in which the effects of different light intensities, fresh horse manure, horse compost and biodynamic preparations on yields of carrots and soil pH, total N and K, dehydrogenase activity and soil temperature are presented and briefly discussed.