Although organic fertilizers such as manure or compost ... Air Fertilizer also contains some phosphorus and potassium, and might even be able to supply plants with amino acids, potentially ...
Other green manure crops, such as legumes, might also make a difference. In synthetic fertilizers, the phosphorus is removed from the rock using acids, making the phosphorus more soluble and easier ...
Only recently has organic phosphorus come to the forefront ... of the enzyme found in Phosforce augments a traditional phosphorus fertilizer program rather than replaces other phosphorus ...