波尔多液的配制方法较多,经质量检查和实践验证,最佳的配制方法如下: 一、原料的选择硫酸铜应选蓝色半透明的结晶体,呈淡兰色或蓝色粉沫也可,生石灰应为新鲜、洁白、质纯烧透的块状体。水最好用软水,即水中不含或少含钙、镁离子的水,如雨水更为理想。 Bordeaux mixture of more liquid preparation, the quality inspection and practice to verify the best preparation methods are as follows: First, the choice of raw materials Copper sulfate should be selected blue translucent crystals, light blue or blue powder can be, Quicklime should be fresh, white, purely burn through the block. Water is best to use soft water, that is, water contains less or less calcium, magnesium ions, such as water is more ideal.