NPK12-twelve-seventeen+2MGO+TE is often built according to the needs of crop assortment method. Which may be chosen N elements of ammonium nitrogen,nitrate nitrogen;K2O elements can choose potassium chloride,potassium sulfate,Potassium nitrate;applicable to every type of crop fertilizer.Made up of 2% of all types of trace elements.High performance in nitrogen release Command,the height https://order-npk-12-12-17-2-b-te15679.prublogger.com/31905444/bulk-order-npk-12-12-17-2-b-te-for-dummies