THE ULTIMATE GUIDE TO NPK 12-12-17-2+B+TE FOR SALE

Potassium: Within the 3 elements, the usage of nitrogen fertilizer ranks the main, accompanied by potassium fertilizer,potassium can promote the growth of robust crops, stalks thick and difficult, enrich the resistance to pests and disorders and lodging;Promotes the production of sugar and starch;Potassium plays a role in later stages of plant grow