NPK12-twelve-17+2MGO+TE could be created according to the needs of crop collection formula. Which can be picked N elements of ammonium nitrogen,nitrate nitrogen;K2O elements can select potassium chloride,potassium sulfate,Potassium nitrate;relevant to all kinds of crop fertilizer.Containing 2% of all sorts of trace elements.High effectiveness in nitrogen release control,the peak of am... https://manuelwrjas.blogs100.com/33163315/the-5-second-trick-for-boron-enriched-npk-fertilizer