一度吃菜多靠外省调运的青海 逆袭成了很多地方的“菜篮子” 高原冷凉蔬菜的“破圈”之路（乡村观察）

Core Insights - Qinghai Province has transformed its agricultural shortcomings into advantages by developing cool-season vegetables, becoming a significant supplier of fresh produce in China [1][3]. Group 1: Development of Cool-Season Vegetables - The cool-season vegetable industry in Qinghai has seen significant growth, with the planting area reaching approximately 660,000 acres and a production volume of around 1.58 million tons, of which 700,000 tons are exported [3]. - The region's high altitude, cool climate, and ample sunlight create ideal conditions for growing high-quality cool-season vegetables, which are marketed as eco-friendly products [3][4]. Group 2: Technological Advancements - The introduction of pest monitoring technology and water-fertilizer integration systems has improved the efficiency and yield of cool-season vegetable farming, with water and fertilizer usage reduced by about 40% and yield increased by approximately 10% [4][5]. - New vegetable varieties have been developed, including 28 highland specialty varieties and over 50 new varieties selected by national experts, enhancing both quality and yield [5]. Group 3: Market and Sales Coordination - The cooperative model has facilitated direct supply chains, allowing fresh vegetables to reach markets in Guangdong within 40 hours, meeting high-quality standards set by buyers [6]. - Qinghai's vegetable exports have reached 54.3% of the province's total vegetable output, with significant export volumes to international markets, including 4,200 tons valued at $1.28 million in the first half of the year [7]. Group 4: Economic Impact - The cool-season vegetable industry has generated substantial economic benefits, with annual production valued at over 760 million yuan, involving more than 20,000 farming households and providing over 500 million yuan in labor income [7][8].