... viable cells ≥ 0.2 million / g, organic matter ≥ 30%, NPK ≥ 6%.Main purpose 1, to promote growth, enhance production: This ... product contains in addition to NPK elements, but also adds calcium, magnesium, zinc, boron and ... organic matter into the soil colloids, the use of inorganic fertilizers, pesticides, herbicides and other pollution with clean and repair, ...