植物种质资源保护体系加速完善 多样化保护让沙漠“活化石”“子孙满堂”

Group 1 - China is one of the countries with the richest plant diversity globally, with 65% of higher plant communities and 80% of nationally protected wild plants effectively protected since the "14th Five-Year Plan" began [1] - During the "14th Five-Year Plan" period, five national parks have protected 141 species of nationally protected wild plants and established over 300 conservation points for rare and endangered wild plant habitats [3] - The national plant conservation system, centered around the National Botanical Garden and the South China National Botanical Garden, has been scientifically established to ensure large-scale preservation of genetic resources and support research [3] Group 2 - The National Seed Resource Bank in Beijing has reached its structural completion, designed to hold 70,000 species and approximately 2 million samples, making it the largest plant genetic resource bank in China [7] - The facility is equipped with advanced preservation technologies, including long-term storage at -20°C and ultra-low temperature storage at -196°C, allowing for comprehensive preservation from seeds to DNA [7] - By 2035, the goal is to collect 30,000 species and achieve full coverage of China's endangered plants, aligning with world-class botanical gardens [9] Group 3 - The National Botanical Garden is actively registering seeds collected from various regions, ensuring proper documentation and quality control for conservation efforts [11][13] - The South China National Botanical Garden has completed key projects, including a data center, and currently conserves 12,077 plant species, including 987 endangered species [15]