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现阶段在衣药紧缺,价格较高的情况下,使用铜铵合剂比较核算,它对蔬菜有着保护和治疗作用。它与波尔多液有点相似,但使用波尔多液主要起防病的作用,在发病后防治效果很小。而使用钢铵合剂既能防病又可治病,对防治危害蔬菜的真菌与细菌性病害有很好的效果。特别是各类蔬菜的幼苗在移植大田的时候。如茄果类、豆类、瓜果类等。在移植活棵后每隔七天各喷洒两次。几年来实践证明,对软腐病、霜霉病、疫病以及其它病害等,效果较为显著。那么怎样配制铜铵合剂呢?配制方法有两种:
At this stage in the shortage of drugs, the higher the price of the case, the use of copper ammonium comparison calculation, it has the protection and treatment of vegetables. It is somewhat similar to Bordeaux mixture, but using Bordeaux mixture mainly plays a role in preventing disease, with little effect after onset. The use of steel ammonium mixture can both prevent diseases and cure diseases on the prevention and control of fungal and bacterial diseases have a good effect. In particular, all kinds of vegetable seedlings when transplanted in the field. Such as eggplant, beans, fruits and so on. Spray twice every seven days after living planted. Practice over the past few years proved that the soft rot, downy mildew, disease and other diseases, the effect is more significant. So how to prepare copper ammonium mixture? Preparation of two ways: