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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=1739007405-pMxEhuhu2gObwtkxOovpm6hdnE0yJN56-0-2eb8db3b8df0a8b45d28c3d92085846b)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0029_0004.jpg?sign=1739007405-UPOY6JLnRcRDVot5Wu2O1aIxCZ1Oav25-0-e798fcae8131570ba93a099fb021ece8)
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=1739007405-oBC2WlCTZojVXFsSbdMn4UgXNJt4nje8-0-ca68d6d664358dab67773bfdcf2c7ba3)
3> 使用防虫设施。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0002.jpg?sign=1739007405-31YgJ4ORKRoxCXb3b2XFt7mmQPQlPX79-0-4d02800b3588612f7d70849d1220ba18)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0003.jpg?sign=1739007405-gSmXCX5shQEyUdcXWLYs8PrVH9CbSfPD-0-a81e680fc1c50a7f0f5c930b170a7eba)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0004.jpg?sign=1739007405-9vBVevl4I0doaba6PHRgFMzmUH2yaX6h-0-2c9e5ade16dd2d4da1c4e99401f676df)
4> 发现虫害后立即清除。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0005.jpg?sign=1739007405-5knv0YpzaebRMlKEqblJcWZCDICwN0cF-0-8703dcb73362bab39748bc8502bda449)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0006.jpg?sign=1739007405-ifD3GCgUtvibKCAadZosikXgTX16vYYl-0-daa15e5cbfc14be01e5a1d4454af797b)
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=1739007405-s9oDsO5VZRhlssdWbBmZUSp83jdsoNCH-0-10d538aea58229c1198305a170916d53)
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=1739007405-hm0cjbfkQSdYJpJJxGIfgWt5CKL5vkwQ-0-aa31bc71c5be6a68a47f4f0e49aaa930)
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=1739007405-Tdg9hzvMiz0qHx53h3lXIRaZuLrEZknm-0-4532a3fc60dbb0f8fbf2abed1a9c2945)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0031_0003.jpg?sign=1739007405-onnru7gLX2TNqQzA3CDTkrkFj8pYOc3B-0-fc1ac1d20205b028a7319f5b00710433)
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=1739007405-OrpBJXioQdjnQ7LjUvFeL1NcjmqCUzqU-0-5de7a7fbadd0a0ad54f2364cbaac5ffd)
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=1739007405-XDhQpuTs0ymyLUjrPRuLZpKuuS8IQiQN-0-7afb410e51e21dd552912d8856abd307)
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=1739007405-YTLEGIenFR5Ftdh9TEyXokIAZhjc1UJV-0-e95a66ae79ad30231331097cb504fcac)