This aerial photo taken on Feb. 18, 2023 shows farmers mulching a crop field in Xintian County of Yongzhou, central China's Hunan Province. Yushui (Rain Water), the second of China's 24 solar terms, falls on Feb. 19 in the year 2023. The arrival of Yushui will see rises in temperature, more frequent rainfall, and a wave of spring farming activities across China. (Photo by Liu Guixiong/Xinhua)