... fermented liquid, the separation from evaporation concentrated granulation. Products rich in organic nitrogen, organic matter, amino acid, humic acid , sulfur ... soil improvement, alleviate salt.Main index:Size:2-4MM, N : 1 3 % , P :1%, K: 2% S : 1 0%,Organic matter:16%; Amino acid: 8 ... ventilation for use of big canopy vegetablePackaging and storage: 1.Packing: in plastic PE+PP BAG for each bag is 10kg ...