... non-harmful element, and improving the quantity and quality “PENSHIBAO”-water soluble organic fertilizer is one kind of the compound foliar ... kinds of plant source organic nutrients,such as:humic acid,citric acid,amino acid,vitamin,polysaccharide,etc. Crops after use PENSHIBAO ,can ... ,disease resistance,cold resistance,dry resistance,flood resistance,etc ”. water soluble organic fertilizer npk