Potassium: During the three elements, the usage of nitrogen fertilizer ranks the very first, accompanied by potassium fertilizer,potassium can advertise the growth of strong crops, stalks thick and difficult, enrich the resistance to pests and ailments and lodging;Encourages the creation of sugar and starch;Potassium plays a job in afterwards levels https://large-scale-npk-12-12-1715702.tinyblogging.com/micro-nutrient-fertilizer-npk-12-12-17-2-b-te-fundamentals-explained-76272224