... the quantity and quality “PENSHIBAO”-water soluble organic fertilizer is one kind of the compound foliar fertilizer.And it is one kind of ... for crops,such as:Nitrogen(N),Phosphorus(P),Potassium(K),Boron(B),Zinc(Zn),Manganese(Mn),etc.Also contains many kinds ... ,disease resistance,cold resistance,dry resistance,flood resistance,etc ”. water soluble organic fertilizer npk