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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=1739309819-bGrLU05rQbrq6nN9lHJXgTcksP5X2i5z-0-0c4920e43c46a0b135670ee828b9ca66)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0029_0004.jpg?sign=1739309819-vwmogilBhxrclWU2BRGV2ZmTRuRaz3nf-0-4e6930a7acb4b4c40e2ff312c31ccb80)
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=1739309819-qyw6bpDoTPpIVUI4tJ5JnyKqfM51AsZ6-0-a7d58f21d07e8decd0869efded449cd7)
3> 使用防虫设施。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0002.jpg?sign=1739309819-62hJkm4aRbAzUP0nW0dobCtP7Yk84Uic-0-f8f36f2239180570b7671732882685ca)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0003.jpg?sign=1739309819-wUkOgsUdAtF2vYiRRSPn7wdFQFaKFv4q-0-8ecc7ef1b59b3e49451ae2e5557b6a45)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0004.jpg?sign=1739309819-8el93SUSgkIdpzazr3bPskvvs22TkB7d-0-4c77b96ab18944610a59da28c9e4a8f9)
4> 发现虫害后立即清除。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0005.jpg?sign=1739309819-4MlMEsFs43ynURgG4ronpQJN2E0avONU-0-993294ef0e448bb5ed910321facc4e85)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0030_0006.jpg?sign=1739309819-5pzlxcBe74lnUmq3hVAKHLgm7W8bjEbZ-0-65931c6734a04c4c186629b0a60e1aad)
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=1739309819-W7nf9kL45PnbBdIU87qh094NJhuTCsZK-0-ce0765cb79020cb100b2e581850f3b9d)
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=1739309819-HXuALeHzzc3gjRXZeh0EBpr0shilvWUv-0-147acae02d6c4be4e388864ebb215ef9)
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=1739309819-RELjKWmM84md56gYswQQ8K31Zz6Lfbbt-0-1ccc1062b1cbc4b3ce2c3df9691ab9dc)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0031_0003.jpg?sign=1739309819-OulwjpIGdai9wTdYLXo42bXToTHxeHcM-0-954ba68a891d5245e877bcdcc983106d)
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=1739309819-qXJifgR0zNsJi3N85mqqaxSFnSqiEHrV-0-1c1d82083dc93e970c928ed80d25ff16)
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=1739309819-3CiCa3d2zDMIgbxAsoJ1s7Iw2X8vWhJM-0-62c9c160aa0c7196dded0c1c408f7345)
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=1739309819-vMTI8OYDQEtzzsUrPuy6qY1VOdvwHTR2-0-542fbeb6603d17303e51ad714b5219aa)