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A farmer covers the seeds with soil after sowing at Shapo vegetable base in Haikou, south China's Hainan Province, Feb. 25, 2020. (Xinhua/Pu Xiaoxu)
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A farmer turns on the switch to irrigate vegetables at Shapo vegetable base in Haikou, south China's Hainan Province, Feb. 25, 2020. (Xinhua/Pu Xiaoxu)
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A farmer ploughs a field in Shapo Vegetable Base in Haikou, south China's Hainan province, Feb. 25, 2020. (Xinhua/Pu Xiaoxu)
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A farmer waters a field in Shapo Vegetable Base in Haikou, south China's Hainan province, Feb. 25, 2020. (Xinhua/Pu Xiaoxu)
![](http://www.ecns.cn/hd/2020/02/26/a0e2ef77a38b445ea5632f6b3b8e64fb.jpg)
A farmer sows in field in Shapo Vegetable Base in Haikou, south China's Hainan province, Feb. 25, 2020. (Xinhua/Pu Xiaoxu)