Two farmers pick seed cotton at a cotton breeding base in Wudi county, East China's Shandong Province on November 14, 2023. There are 11,000 mu (733 hectares) of seed cotton planted on saline-alkali land in Wudi, with a record yield of 416 kilograms per mu, which will provide high-quality seed for large-scale cultivation of cotton in saline-alkali soil of the Yellow River Delta. Photo: VCG