A farmer plows the field in Shangwen Village, Daoxian County, Yongzhou, central China's Hunan Province, March 22, 2019. (Xinhua/He Hongfu)

　　Farmers work at Lianxi vegetable base in Daoxian County, Yongzhou, central China's Hunan Province, March 22, 2019. (Xinhua/He Hongfu)

　　A farmer works in the field in Shangwen Village, Daoxian County, Yongzhou, central China's Hunan Province, March 22, 2019. (Xinhua/He Hongfu)

　　Farmers work at Lianxi vegetable base in Daoxian County, Yongzhou, central China's Hunan Province, March 22, 2019. (Xinhua/He Hongfu)

　　A farmer walks in the field in Shangwen Village, Daoxian County, Yongzhou, central China's Hunan Province, March 22, 2019. (Xinhua/He Hongfu)