论文部分内容阅读
黄瓜白粉病是影响江西省于都县黄瓜生长的主要病害之一。为实施农药减量,推广高效、低毒、对环境友好的农药。现对醚菌酯水分散粒剂开展不同剂量防治黄瓜白粉病效果试验,结果表明:60%醚菌酯水分散粒剂对黄瓜白粉病有较好的防治效果,推荐使用其有效成分量162~198g/hm2,于黄瓜白粉病初发生期开始施药防治,间隔7~10d,视病情施2~3次药。
Cucumber powdery mildew is one of the main diseases that affect cucumber growth in Yudu County, Jiangxi Province. For the implementation of pesticide reduction, promote efficient, low toxicity, environmentally friendly pesticides. Now on the bacterial strain of water dispersible granules to carry out different doses of cucumber powdery mildew effect test results showed that: 60% ketoxystrobin water dispersible granules on cucumber powdery mildew has a better control effect, the recommended amount of its effective component 162 ~ 198g / hm2, in cucumber powdery mildew beginning of the onset of drug control, interval 7 ~ 10d, depending on the disease applied 2 to 3 times.