海藻精

腐植酸............................≥40%

海藻酸............................≥18%

有机质............................≥50%

N...................................≥0.5%

P2O5.............................≥3%

K2O...............................≥20% 

PH:.................................8-10  

水份................................≤8%

剂型：粉剂

规格：500gx2包/袋