Potassium: In the a few elements, the use of nitrogen fertilizer ranks the first, followed by potassium fertilizer,potassium can market the growth of sturdy crops, stalks thick and tough, enhance the resistance to pests and health conditions and lodging;Promotes the production of sugar and starch;Potassium performs a job in later https://vegetable-fertilizer-npk36891.worldblogged.com/38676142/the-2-minute-rule-for-discounted-npk-12-12-17-2-b-te