Superfoliar Phosphorus Acid 400 XTRA is an impressive vaccine for plants, it has the functional properties of nutrient fertilizer, and it doesn’t contain pesticide ingredients but can exert the effect of bacterial antibody. It is a new product that uses special raw material phosphide and organic active potassium, and is scientifically proportioned by high temperature reaction. Phosphorus Acid 400 XTRA is not only a P2O3+K2O fertilizer with EC trace elements, but also a systemic sterilization. It will not produce resistance after repeated use, and the utilization rate and absorption rate are more than 2 times that of similar products.