WHAT DOES GROWTH BOOSTER FERTILIZER NPK 12-12-17-2+B+TE MEAN?

NPK12-12-17+2MGO+TE is usually intended according to the needs of crop variety formula. Which may be selected N elements of ammonium nitrogen,nitrate nitrogen;K2O elements can decide on potassium chloride,potassium sulfate,Potassium nitrate;relevant to all sorts of crop fertilizer.Made up of two% of all sorts of trace elements.High efficiency in ni