... 30-9-9+1.5MgO+TE, 13-13-21, 11-22-16, 12-12-17+2MgO,15-15-15 20-10-10 ... -6-22, 12-1-4, 5-5-5, 24-6-10, 20-10-10, 13-8-27, 14-18-18 - 6S - 1B203, ... -20, 19-19-19, 18-18-18, 30-10-10, 15-15-30, 15-30-15, 10-40-25, 08-08-32, chemical fertilizer NPK ... 30-9-9+1.5MgO+TE, 13-13-21, ... 11-22-16, 12-12-17+2MgO,15-15-15 20-10-10 ...