... -5-4,9-5-6,12-5-3,16-3-1 20%min,5-5-5,8-8-8 Bio organic materials ... -4, 9-5-6,12-5-3 , 16-3-1 20% min, 5-5-5,8-8-8Bio organic materials: 20-25 ... : wheat, tea, palm oil tree, fruit trees.Size; in granule, 1-5mmStrength: 7.1-8.8NColor: Dark brownpack: in 50kg bag