Dayin MU slow release fertilizer has the following benefits and advantages: 1 Secondary reaction when producing, so that free urea had been thoroughly reacted. 2 Longer reaction period 8-12 weeks. 3 Higher fertility utilization ratio. 4 Suitable P (phosphorous) and K (potassium) contained, several N to make grass green longer and evenly. 5 Add organic silicon (Si) which is a splendid quality, healthy fertilizer and necessary element for plant adjustment. 6 Can also add any micronutrient if necessary. 25kg/bag