使用波尔多液应注意的问题波尔多液是由硫酸铜、生石灰和水配制而成的，常用于防治苹果、梨的轮纹病、早期落叶病、炭疽病、锈病以梨黑星病，葡萄黑痘病、炭疽病、白腐病和霜霉病等，是果树上不可缺少的一种农药。但生产中往往由于使用不当，发生不少问题。因此，在使用波... Bordeaux mixture should be noted that Bordeaux mixture is made of copper sulfate, quicklime and water preparation, commonly used in the prevention and treatment of apple, pear ring disease, early deciduous disease, anthracnose, rust pear pear scab, grape black acne Diseases, anthracnose, white rot and downy mildew, are indispensable pesticides on fruit trees. However, many problems often occur due to improper use in production. Therefore, the use of wave ...