论文部分内容阅读
众所周知,波尔多液是我国果树生产中用量最大、使用历史最久的保护性杀菌剂。它自1885年由法国人发明并使用至今已有100多年的历史,存在着不少急待解决的问
As we all know, Bordeaux mixture is the largest amount of fruit production in our country, the longest history of the use of protective fungicides. It has been invented and used by the French since 1885 and has been in use for more than 100 years. There are many urgent problems to be solved