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病虫防治
防治措施
1> 保持清洁。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0029_0003.jpg?sign=1738951978-xvHwActtprioxqrQ02ciE7DuNrt2vT4q-0-be429663cfb88a40a0b75619b6800cda)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0029_0004.jpg?sign=1738951978-er9mBFG1UfB36QCa1btBp2BfgJtkyASY-0-307dc81b1ce8ae14eeefe3906ede9b53)
2> 保持通风良好:良好的通风可减少病虫害的滋长。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0001.jpg?sign=1738951978-JB4JhQeI7O8YK6XJtTEaGC2bvN4N8Xu2-0-fb6545e28c97262b21aa4599a43293cc)
3> 使用防虫设施。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0002.jpg?sign=1738951978-0SSqZepB0GSznaB0tLcjt72ZlgtXhq8A-0-854cb88538c709d4021a951edf6accfc)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0003.jpg?sign=1738951978-EsxguKh4BSUeN8KZy7Mef4AeYysQYOBd-0-b3c0219e432037084b8a63613ceaa3b0)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0004.jpg?sign=1738951978-fBqsSq1tXWwTJX7XzemCnD696E6Dsz80-0-c3e8ec8323bd0fcb0bfdc73108a85a6f)
4> 发现虫害后立即清除。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0005.jpg?sign=1738951978-YbhJ27FVLwxLgoaeOTb1lYDYo5zA50DR-0-a396fbc281410af770a3bc985c6124b1)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0006.jpg?sign=1738951978-9YYKXwcqMcR6beVcgdjKXHXlb6z6kZwx-0-bde0c26b04e221e2d8090c2c2a68339d)
自制天然的杀虫剂
可采用自然物质制成杀虫剂,此外,种植相生植物也能起到防治病虫害的作用。
1> 蒜液:可防治霜霉病。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0007.jpg?sign=1738951978-pN3qqyzsp78XScFesfWYWiEDMt5PJfu1-0-4d7f58c99e7f1652c5581839d2657a70)
2> 辣椒水:可防治蚜虫、红蜘蛛、粉虱等。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0031_0001.jpg?sign=1738951978-mmZN3Adh3wGqzTTYuz6etqYsvoEsz1MY-0-2bfdd274c48861c464924f24073ef9da)
3> 醋液:按照较小的蔬菜配置的醋液浓度低、较大的蔬菜及根菜配置的醋液浓度高的标准,将醋稀释20~50倍,喷洒后可防治白粉病。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0031_0002.jpg?sign=1738951978-rL7M8bq9gikUPXmWD0DWMH0u5EmyVXHz-0-7995bce2700849b8887badb6faa78448)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0031_0003.jpg?sign=1738951978-hsOkc4RJwjZHdUurCJw68SDBS3sDbXox-0-2d14d42eb10bfdcbc049edbafa05caec)
4> 烟草水:可防治蚜虫、红蜘蛛、线虫等。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0031_0004.jpg?sign=1738951978-iOmLSEwrYlXEEM3S3Z0AW0DAHO4HXXoQ-0-a582cdfbb0a3877dd7f493ab4359c500)
5> 风油精水:取适量的风油精,按照1:400的比例稀释后,直接喷施在植株上,可防治蚜虫。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0031_0005.jpg?sign=1738951978-eYkxgRZnFd9SUve5ZhRTpylB3U8IuYvf-0-a251889684c8148e047795c35d1734d9)
6> 草木灰水:可防治蚜虫、卷叶虫等。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0032_0001.jpg?sign=1738951978-L03qnsNnm2vyGi5A4ZANZ64e4f1EurRw-0-60d9f779a8e916034bf2956e34dd566e)