农药的剂型及性能粉剂粉剂是由原药和惰性粉按一定比例混合，经过机械粉碎，研磨而成的。低浓度粉剂可直接用于田间喷施，高浓度的需通过填料稀释后拌种、制毒饵和处理土壤用。由于粉剂不易被水湿润，故不能兑水。粉剂的优点是施药方法简便，既可用简单的药机撒施，又可混... Formulation and Performance of Pesticides Powders are powders that are mixed with the original drug and inert powder in a certain proportion, and are ground and ground by mechanical methods. The low-concentration powder can be used directly in the field, and the high-density powders need to be diluted by the filler and then used for seed dressing, preparation of poisonous baits, and treatment of soil. Since the powder is not easily wetted by water, it cannot be mixed with water. The advantage of powder is that the method of spraying is simple and convenient; it can be applied with a simple drug machine, but can also be mixed ...