粉尘法防治保护地番茄灰霉病效果试验

Study on the Control Effect of Tomato Gray Mold with Powder Method in Protected Field

对粉尘法防治保护地番茄灰霉病的效果进行试验,并与常规喷雾法进行了对比分析。试验结果表明:灭克粉尘剂能有效降低番茄的病果率、病叶率和病情指数,其防治效果优于喷雾法。

In the study, the powder method for controlling tomato gray mold was tested and the comparison between powder method and conventional spray was analyzed. The results showed that： the Mieke powder could effectively decrease the diseased fruit rate, diseased leave rate and disease index exhibiting higher control effect is higher than spray method.