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Biodynamic Research References
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Köpke, U.
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2004
Zaller, J. G.
, &
Köpke, U.
. (2004).
Effects of traditional and biodynamic farmyard manure amendments on yields, soil chemical, biochemical and biological properties in a long-term field experiment
.
Biology and Fertility of Soils
,
40
, 222-229. Retrieved from
https://www.researchgate.net/publication/226004152_Effects_of_traditional_and_biodynamic_farmyard_manure_amendment_on_yields_soil_chemical_biochemical_and_biological_properties_in_a_long-term_field_experiment_Biol_Fertil_Soils