Liquid polyglutamic acid fertilizer for plant

Product ingredient: Y-PGA≥35g/L   Product function: 1.Bidirectional pH regulating, soil improvement: It has excellent buffering effect for acid and alkali, which can effectively balance the soil pH,avoid soil acidification, soil salinization and soil hardening caused by long-term use of chemical fertilizers.   2.Retain fertilizer and water, raise fertilizer efficiency: It contains super strong hydrophilic group-carboxyl group, will effectively reduce the loss of water in the soil. At the same time, the polyanion of polyglutamic acid can block acid ions such as sulfate and phosphoric acid to combine with secondary element and trace elements such as calcium and magnesium to form salt with low soluble,improve fertilizer utilization rate.   3.Take root and strengthen roots,raise the stress resistance of crop: It will promote the growth of roots cell and the germination of new roots,increase the crop's ability to absorb nutrients,meanwhile, ensure that…