“田野卫士”张仲凯：在微观世界撑起“绿色保护伞”

Group 1 - Zhang Zhongkai, a researcher at Yunnan Academy of Agricultural Sciences, has dedicated over 30 years to combating plant viruses, which are often referred to as "crop cancer" due to their severe impact on agricultural production [1][2] - The research team has identified 13 virus families, 17 virus genera, and 67 virus species, isolating 3,560 virus strains, with 18 species being newly discovered and 9 recorded for the first time in China [2] - The team established the largest agricultural virus database in China, which aids in the development of virus detection kits and the screening of virus-resistant varieties [2][3] Group 2 - A green control technology system has been developed to reduce reliance on chemical pesticides, including breeding virus-resistant crop varieties and using natural pest control methods [3] - The green control technology has been implemented on over 20 million acres, saving more than 3 billion yuan in economic losses and significantly enhancing the market competitiveness of Yunnan's seed and seedling products [3][4] - The "Technology Vice President" mechanism has been introduced in Yunnan to promote the transformation of scientific research achievements into practical applications, with Zhang Zhongkai being appointed to this role [3][4] Group 3 - The research has identified 36 major viruses affecting vegetables and established their distribution patterns, highlighting that "virus-carrying seeds are a key source of virus transmission" [4] - The team has selected 16 virus-resistant varieties of tomatoes and peppers, laying the groundwork for future breeding of high-resistance vegetable varieties [4][5] - Zhang Zhongkai emphasizes the importance of commitment and responsibility in agricultural scientific research and the transformation of results into practice [5]