1.It can chelate soil nutrients,stimulate root growth, make root of the crop strong and long,and have a high effect and promote a significant yield. 2.It can Improve crop photosynthetic performance, promote photosynthetic products into a significant transfer,transportation,improve crop quality and product performance. 3.It can improve micro-domain vironments and suppress the occurrence of soil-borne diseases. 4.To mix this product with inorganic fertilizer can increase the synergy of nutrients,make the yield increase extremely significant. 5.With a long-term application,the compaction of the soil will become loose,and the nutrients-kept and water-retention capacity will also be promoted. 6.This product is widely used in organic food base,green base and pollution-free ecological food base.