NEW STEP BY STEP MAP FOR CHEAP NPK 12-12-17-2+B+TE FERTILIZER

Potassium: Within the three elements, using nitrogen fertilizer ranks the first, accompanied by potassium fertilizer,potassium can promote the growth of sturdy crops, stalks thick and tough, improve the resistance to pests and disorders and lodging;Promotes the production of sugar and starch;Potassium plays a job in afterwards phases of plant growt