Aerial photo taken on Feb 17, 2019 shows farmers planting radish in Pingyi county of Linyi city, East China’s Shandong province. [Photo/Xinhua]

Farmers work in the field in Jiaji town of Qionghai city, South China’s Hainan province, Feb 17, 2019. [Photo/Xinhua]

A farmer maintains a greenhouse in Hongze district of Huai’an city, East China’s Jiangsu province, Feb 17, 2019. [Photo/Xinhua]

Aerial photo taken on Feb 17, 2019 shows farmers arranging grape trellis in Zigui county of Yichang city, Central China’s Hubei province.[Photo/Xinhua]

A farmer walks in the field in Rongjiang county of Qiandongnan Miao and Dong autonomous prefecture, Southwest China’s Guizhou province, Feb 17, 2019.[Photo/Xinhua]