Potassium: Within the a few elements, the use of nitrogen fertilizer ranks the 1st, followed by potassium fertilizer,potassium can boost the growth of robust crops, stalks thick and tough, increase the resistance to pests and health conditions and lodging;Promotes the manufacture of sugar and starch;Potassium plays a task in afterwards https://andersonjcukc.blogofchange.com/33227552/a-review-of-npk-fertilizer-for-root-development