（新春走基层）-10℃，湖北嘉鱼越冬甘蓝向极限挑战

Core Viewpoint - The article highlights the advancements in winter cabbage cultivation in Hubei's Jiyu County, showcasing the transition from reliance on imported seeds to the development of domestically bred varieties that can withstand harsh winter conditions [1][3]. Group 1: Agricultural Innovation - The successful breeding of the winter cabbage variety "Zhonggan 1305" in 2018 marked a significant milestone in the domestic breeding journey that began in 2007 [3]. - The research team is currently working on enhancing the cold resistance of cabbage varieties, aiming to challenge the limit of -10°C [4]. - The mechanization rate in various stages of cabbage cultivation, including seedling, transplanting, management, and harvesting, has exceeded 70% [4]. Group 2: Supply Chain and Market Integration - A cold chain system has been established to ensure the freshness of 100,000 tons of vegetables, connecting storage facilities and new energy refrigerated vehicles [7]. - Future plans include a dehydration processing project capable of handling 150,000 tons of vegetables annually, along with production lines for pickles and other cabbage-based products [7]. - The county is working on building a core value system for its vegetables, aiming for high-end certifications and implementing a digital monitoring platform for traceability [7]. Group 3: Economic Impact - The advancements in cabbage cultivation not only enhance agricultural productivity but also contribute to the economic well-being of local farmers [7]. - The evolution from dependence on imports to self-sufficiency reflects the broader narrative of agricultural technology's role in serving the community [7].