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 24, ... the problem of soil compaction. Organic fertilizer N 16%-20% grey granular