... can be used for vegetable, fruit trees, flowers, nursery stock, tobacco ,oil tea ,herbs, rice , wheat, corn ... now!3.Specification: Active ingredientN-P2O5-K2OAppearance40%17-8-15granular size2-4mm, 90% min40%11-6-23granular ... %20-10-10granular size2-4mm, 90%min42%16-8-18granular size2-4mm, 90%min43%16-6-21granular ... 14-16-15granular size2-4mm, 90%min46%16-8-22granular size2-4mm, 90%min48%16-16-16granular ...