Sapropel "Bio-comprehensive", supercontrant, 1 liter

compressed bottom deposits of freshwater reservoirs. Natural organ-mineral concentrate. Improves the quality and rise in the soil. Increases the content of humus, plant immunity, quantity and quality of the crop.

Composition: organic substances processed by Dona bacteria without oxygen access (no oxidants): humic acids, amino acids, vitamins, enzymes, phytohormones, natural antibiotics. Macro and microelements (N, K, P, Mg, Fe, Zn, CO, Mn, Cu, B, Zn, Br, MO, V, CR, BE, Ni, AG, SN, PB, AS, BA, SR , Ti).