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目前黑星病已成为保护地和露地黄瓜上的重要病害之一 ,整个生育期间都可为害 ,抗病品种不多 ,化防是控制此病的重要手段。于发病初期 ( 5月 1 5日 )施第 1次药 ,5月 2 9日施第 2次药 ,6月 5日调查 ,计算病情指数的防效 ,1 0 %世高ＷＧ 60 0 0倍液为 78.1 3% ,75%百菌清ＷＰ 80
Scab has now become one of the most important diseases in cucumbers and open cucumbers. It can be harmed throughout the whole reproductive period. There are not many disease-resistant cultivars and it is an important means to control this disease. In the early stages of the disease (May 15) administered the first drug, May 29 application of the second drug, June 5 survey to calculate the disease index control effect, 10% WG6060 times The liquid is 78.1 3%, 75% chlorothalonil WP 80