... concentrated granulation. Products rich in organic nitrogen, organic matter, amino acid, humic acid , sulfur and other nutrients, It is a multifunctional and ... . product Features: 1, The organic matter of amino acid organic fertilizer, amino acid content was high ( the organic matter more than 20 ... %, K: 2% S : 1 0%,Organic matter:16%; Amino acid: 8%; Humic acid: 8% Use Method: With Mu as a unit The ...