Core Insights - The article highlights the transformation of the agricultural landscape in Huangzhong District, Qinghai Province, where the cold climate has been leveraged to develop a thriving cool-season vegetable industry, significantly increasing farmers' incomes and promoting rural revitalization [1][2]. Group 1: Agricultural Development - The cool-season vegetable industry in Huangzhong District has turned previously idle land into productive agricultural bases, with farmers like Qi Ruying earning around 200 yuan per day from harvesting spinach [1]. - The district has adopted advanced agricultural techniques, such as water and fertilizer integration, which has expanded the area under cultivation from 300 acres in 2018 to 1,700 acres currently [1][2]. - The use of plastic film for soil temperature management has been crucial in overcoming the challenges posed by the high-altitude climate, allowing for effective cold and drought resistance [2]. Group 2: Economic Impact - The village of Banzhongying has developed a modern vegetable production base with over 1,200 greenhouses, achieving a total vegetable output of over 6,000 tons in 2024, generating an annual output value exceeding 19 million yuan [2]. - Farmers in Xichai Village have seen their incomes rise significantly, with one farmer reporting an increase of over 20,000 yuan in 2023 due to collaboration with agricultural experts [3]. - The average annual income for villagers in Gonghe Town has reached 15,000 yuan, showcasing the economic benefits of the agricultural initiatives [3][4]. Group 3: Brand and Market Development - Brand development is essential for the success of the cool-season vegetable industry, with Banzhongying Village establishing a brand sales system that combines online and offline sales channels, reaching major cities like Lanzhou and Shanghai [3]. - The introduction of an order-based agricultural model has ensured stable sales for farmers, with cooperative agreements established with merchants in Xi'an and Lanzhou [4]. - The cooperative's land transfer model provides farmers with stable rental income and job opportunities, contributing to an average annual income increase of 2,000 yuan for participating farmers [4].

Core Insights - The article highlights the successful cultivation and marketing of high-quality broccoli in Ningxia's Guyuan City, particularly in the Yuanzhou District, where favorable climatic conditions contribute to superior vegetable quality [1][2]. Group 1: Broccoli Production and Quality - The broccoli produced in Yuanzhou District is characterized by high quality, with soluble sugar, dry matter, and protein content exceeding average reference values by 53.53%, 17.65%, and 25.03% respectively [1]. - The area dedicated to broccoli cultivation has expanded to over 35,600 acres, with an expected yield of 71,200 tons and a market value nearing 100 million yuan [2]. Group 2: Supply Chain and Market Reach - The cooperative model established between local farmers and a professional cooperative from Zhejiang ensures technical guidance and unified purchasing, enhancing the efficiency of production and sales [1]. - Freshly harvested broccoli can reach major markets such as Jiangsu, Zhejiang, Shanghai, and the Guangdong-Hong Kong-Macao Greater Bay Area within 72 hours after processing [2]. Group 3: Broader Vegetable Industry Development - The total area for cool-season vegetable cultivation in Yuanzhou District is stable at 250,000 acres, with a total production capacity of 1,050,000 tons and a total market value exceeding 3 billion yuan [2]. - The district has implemented subsidy policies to enhance the value of the cool-season vegetable industry and is exploring the development of deep processing projects for vegetable by-products [3].