... -K2OAppearance60%20-20-20granular size2-4mm, 90% min54%18-18-18granular size2-4mm, 90% min51%17-17-17granular ... % min40%28-6-6granular size2-4mm, 90% min40%18-6-16granular size2-4mm, 90% min40%20-10-10granular ... min38%20-8-10granular size2-4mm, 90% min36%0-18-18granular size2-4mm, 90% min36%20-8-8granular ... size2-4mm, 90% min All kinds of special fertilizer granular size2-4mm, 90% min. Use:1,The formulas ...