配制农药的正确方法是两步配药法。在配制药液时，第一步用少量水把农药调制成较浓的母液，第二步先在喷雾器水箱或药桶中加一半水，然后将量取好的母液倒入药桶，充分搅拌均匀，最后加入另一半水，搅匀即可。倘若将农药尤其是质量不高的农药可湿性粉剂，直接投入喷雾器的水箱 The correct way to prepare pesticides is the two-step method. In the preparation of liquid medicine, the first step with a small amount of water to prepare pesticides into a thick mother liquor, the second step in the sprayer tank or bucket add half of the water, and then the amount of good mother liquor into the barrel, stir Uniform, and finally add the other half of water, stir well. If the pesticides, especially low-quality pesticide WP, spray directly into the tank