Take root,strong plant,green Leaf,upgrade,increase production.it promotes that crop root developed and cell division,power for plant absorb nutrients and water,shortening plant internode.high content of humic promote that soil aggregate structure are formed.and it adjusts soil condition of water,fertilizer,gas and warm,which enhance the power of protecting water and fertilizer to soil,repairing function to soil hardening and salting phenomenon,botanical photosynthesis,organic matter in plant cell,crop's cold hardiness.