论文部分内容阅读
黄瓜褐斑病是世界性分布的病害。黄瓜褐斑病菌喜温好湿,是保护地多种蔬菜的主要致病菌。20世纪90年代,黄瓜褐斑病相继在东
Cucumber leaf spot is a disease distributed worldwide. Cucumber brown spot hi temperature good wet, is a variety of vegetables to protect the main pathogen. Nineteen ninties, cucumber leaf spot one after another in the east