... packing 40Kg or 50kg bagsAs a hi-tech controlled/slow release fertilizer, Sulfur coated urea (SCU) has both effects of nitrogen ... and sulfur fertilizers. IAs a hi-tech controlled/slow release fertilizer, Sulfur coated urea (SCU) has both effects of nitrogen and ... and drought, increase the cometition of bean crop in grass, control the insect and disease of plant, acclerating the growth and ...