使用化肥农药应注意１．不能混用的肥料：碳铵与草木灰；硫酸铵与草木灰、堆肥、厩肥；尿素与草木灰；硝铵与草木灰、堆肥；人粪尿与草木灰；草木灰与磷酸二氢钾、堆肥。２．可以混合使用的肥料：硫酸铵与尿素；硝酸铵与硫酸钾；碳酸氢铵与尿素、硝酸铵、硫酸钾；尿素与硝... Use chemical fertilizers should pay attention to 1. Can not mix fertilizer: ammonium bicarbonate and ash; ammonium sulfate and ash, compost, manure; urea and ash; ammonium nitrate and ash, composting; human waste and ash; ash and potassium dihydrogen phosphate, composting. 2. Fertilizers that can be mixed: Ammonium sulfate and urea; Ammonium nitrate and potassium sulfate; Ammonium bicarbonate and urea, ammonium nitrate, potassium sulfate;