Potassium: In the 3 elements, the use of nitrogen fertilizer ranks the very first, accompanied by potassium fertilizer,potassium can endorse the growth of sturdy crops, stalks thick and hard, enrich the resistance to pests and disorders and lodging;Promotes the manufacture of sugar and starch;Potassium plays a job in later levels https://fertilizer-for-cash-crops04680.webbuzzfeed.com/33202443/small-pack-npk-12-12-17-2-b-te-things-to-know-before-you-buy