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施肥
施肥的关键
1> 基肥:又称“底肥”,是在播种或移植前向土壤中施用肥料。有机肥料应提前2周添加。已含基肥的培养土则不要重复添加。
2> 追肥:在植物生长期间,为调节植物营养而施用肥料。
追肥的方法
为了避免“烧”苗,提倡减少每次施肥的量,而增加施肥的次数。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0022_0001.jpg?sign=1739545544-j8HiVqjxYMgb0i8JAiK1sdTSwgxvdCjl-0-51af24c4f8c9dc1d62c26e7cd41c350f)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0022_0002.jpg?sign=1739545544-kUNjxuN9DfmE56gmMz51s8uK6xuddEzR-0-6a772ba4ce14ab855c8ff5f95b0a2e8c)
施固态肥料:
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0022_0003.jpg?sign=1739545544-NbOjZJrkgGWdB2i2tipzUrRrxbr2hpLC-0-e99a5c36b26daaaf0b6326b1049786da)
施液态肥料:
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0022_0004.jpg?sign=1739545544-8eVxhuq1ibQK7tHTaR48VZZg4xFnEuh1-0-23905747a35e5341fdcf46c2dad34536)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0022_0005.jpg?sign=1739545544-8SDJsATmTNaSf8wRMZixL01wKJcfK2Ro-0-61511a2d4b09a59e9ea5823b4f5096ad)
自制有机肥
1> 自制堆肥
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0023_0001.jpg?sign=1739545544-st3Po0IZMTvmijgPrfWuYfJgc1AKMkfD-0-ff27651f52966f4a2afcaa4e4ea18a28)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0023_0002.jpg?sign=1739545544-6BnwB8fnwU1CZveXTZlz48MoRDnvT3BZ-0-1703bf3991af409deac5490563c0b40d)
2> 自制液肥
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0024_0001.jpg?sign=1739545544-4DLzalqPeqQ4EkFQRottO0ZMNYKo3BJF-0-4ac8cc1c7df46af4e823e38eb90efdfa)
大豆液肥:
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0024_0002.jpg?sign=1739545544-GK4iqhxNMW9QaKv2zoNQ9MACPKpy15B7-0-758023eb52c77c66b234542c096bb54d)
骨渣液肥:
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0025_0001.jpg?sign=1739545544-HnaztTeyHn4YL3dpj2bvlD2CgYVgbDKt-0-91c3e570c67f87f00962220a0f355998)
海藻液肥:
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0025_0002.jpg?sign=1739545544-3QkfjNCJ6IJHMiMYldZZzym9VWGgxMr8-0-73e8c251bb7e2aeff7eb3af304cd19b6)
间苗、培土和除草
1> 间苗:拔除长势较弱及过密的苗,以确保留下来的健壮苗有足够的生长空间,这项操作称为“间苗”。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0025_0003.jpg?sign=1739545544-mRoAKnL5VEWx0nUIx1ePQePUpYlpyDOh-0-dacfc29623b31c7fdfb5a983c73f729d)
注意事项:
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0025_0004.jpg?sign=1739545544-eLOburwIMoXjfq9hNftI4Eip4NiT17j1-0-422f4016114d208ab9b406b48a1dd571)
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0025_0005.jpg?sign=1739545544-nAUSQknTokQ7l8tCBz3nPMTO30eIT9el-0-bfebf571f6bcb9ad839a9e22c3a93462)
2> 培土
向植株根部添加土壤,以使植株稳定,这一操作称为“培土”。由于间苗会使保留苗的根部松动,因此需进行培土。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0026_0001.jpg?sign=1739545544-X0aBdmzCHg4KqFyJUb2EG3O21VyS5nMR-0-affdfe389badd43da68088ad74d6b417)
做法:
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0026_0002.jpg?sign=1739545544-jmFYlgtVgbAOljIVHPjxb7x7piBcF3V7-0-63382d39f19443a90394f03160d5406b)
3> 除草
杂草会抢夺土壤中的养分,影响蔬菜生长。
![](https://epubservercos.yuewen.com/C44F85/6398897604537801/epubprivate/OEBPS/Images/figure_0026_0003.jpg?sign=1739545544-nrMv0IDB3lnsNtInPMo1vMrlsUvXSfS5-0-bd106244bca3fc2becdb1428b3977f64)