Organic fertilizer granular:Content of N (nitrogen) 16, K (K) 2, organic matter 20, amino acids ... 8 -competitive price 1). Specification Content of N (nitrogen) 16, K (K) 2, organic matter 20, amino ... acids 8 Content of N (nitrogen) 20.3, K (K) 3.7, organic matter ... to overcome the problem of soil compaction. Organic fertilizer N 16%-20% grey granular