Soil quality and profitability of biodynamic and conventional farming systems: A review
Soil quality and profitability of biodynamic and conventional farming systems: A review. American Journal of Alternative Agriculture, 10, 36-45. Retrieved from http://www.soin-de-la-terre.org/wp-content/uploads/Soil-quality-and-profitability-of-biodynamic-and-conventional-farming-system-a-review-Reganold-.pdf
. (1995).