A study published in the journal Biological Agriculture & Horticulture assessed soil nitrogen oxidation through field incubation, and analyzed the rate of nitrogen release by commercial fertilizers compared with farmyard manure compost. For the study, a three-year organic crop rotation was set up in a field with sandy loam, with a cover crop of rye and vetch for green manure. In the … Continue reading Organic fertilizer can be used to increase crop yield in plants grown in rotation
Dr. Eddy Bettermann MD 