Crop protection products may be classified as green. Manufacturers have developed an indicator for green crop protection, which includes substances that: (a) are of natural origin (e.g.

"Organic Field Crop Management" addresses the criteria for optimum yield and quality of field ... Gain an appreciation of the management practices essential to maintaining soil health including use of ...

To break up clay: alfalfa & oil seed radish. In BC, a mixed vegetable farmer uses four annual green manure crops in succession on ten percent of his land annually. Fall planted rye is disked in mid ...