论文部分内容阅读
赤霉病是大小麦的主要病害。近几年,流行比较频繁,为害重的年份,损失达三至五成。由于近一二年推广托布津和福美双等高效农药保穗以后,防治工作上又推进了一步,适期防治效果达百分之九十以上。因此抓住适期防治,对夺取大小麦丰收有重大意义。对适期防治问题,我们从一九七五年和一九七六年两年,进行一些试验和调查,初步摸索到了一些规律,现将情况简报如下:
Fusarium head blight is the main disease of wheat. In recent years, the prevalence of more frequent, heavyweight years, the loss of three to five into. As in the past year or two to promote Tuobu Jin and the United States and other high-efficiency pesticide spike, the prevention and control work has taken a step forward, the appropriate control effect of more than 90 percent. Therefore, seize the appropriate prevention and control, to seize the harvest of wheat is of great significance. On the issue of proper prevention and control, from the experiments and investigations conducted in 1975 and 1976, we have tentatively explored some laws. The briefing is as follows: