"十四五"时期，种业科技创新整体进入世界第一方阵。构建了多层次立体式育种创新攻关体系。培育出高抗赤霉病小麦、抗稻飞虱 水稻、耐密宜机收玉米、耐除草剂高油高产大豆等一批重大新品种。 央视网消息：农业现代化，种子是基础。记者11月14日从农业农村部了解到，"十四五"时期，我国启动种业振兴行动，目前，阶段 性任务顺利完成。 "十四五"时期，农业种质资源"家底"更加厚实。我国完成新中国成立以来规模最大、覆盖范围最广的全国农业种质资源普查，摸清 了资源"家底"，并建成国际一流的农作物、畜禽、海洋渔业三大国家种质库，资源保存总量跃居世界第一。 "十四五"时期，种业基地供种能力明显增强。以甘肃玉米、四川水稻、黑龙江大豆、海南南繁四大国家级育制种基地为核心的良种 繁育"国家队"基本形成。目前，国家级种业基地供种保障率达到80%，比2020年提高10个百分点。 种业振兴行动启动五年来，目前，我国种源安全水平稳步提升，农作物自主选育品种占比95%以上，畜禽、水产国产种源市场占有 率分别超过80%和85%。农业用种安全总体有保障、风险可管控的态势更加牢固。 ...

Core Insights - The core viewpoint of the article emphasizes the significant advancements in China's seed industry during the "14th Five-Year Plan" period, highlighting the successful completion of key tasks in the seed revitalization initiative [1] Group 1: Agricultural Resource Management - China has conducted the largest and most comprehensive national agricultural germplasm resource survey since its founding, establishing a solid foundation of resources and creating three national germplasm banks for crops, livestock, and marine fisheries, with total resource preservation ranking first in the world [1] - The self-breeding varieties of crops account for over 95%, while domestic seed sources for livestock and aquatic products have market shares exceeding 80% and 85%, respectively, ensuring overall agricultural seed safety and manageable risks [1] Group 2: Technological Innovation - The seed industry has entered the world's top tier in technological innovation, with the development of significant new varieties such as high-resistance wheat to Fusarium head blight, rice resistant to rice planthoppers, and high-yield soybeans tolerant to herbicides [1] Group 3: Seed Supply Capacity - The seed supply capacity has significantly improved, with the national seed supply guarantee rate reaching 80%, an increase of 10 percentage points compared to 2020, supported by key breeding bases in Gansu, Sichuan, Heilongjiang, and Hainan [1]

Core Insights - The core viewpoint of the article highlights the significant improvements in China's seed industry over the past five years, particularly in seed source security and self-sufficiency in crop varieties [1] Group 1: Seed Source Security - The national seed supply guarantee rate has reached 80%, an increase of 10 percentage points since 2020 [1] - The domestic self-breeding crop varieties account for over 95%, with domestic seed market shares for livestock and aquatic products exceeding 80% and 85% respectively [1] Group 2: New Varieties Development - A number of urgently needed new varieties have been developed, including disease-resistant wheat and rice, high-yield soybeans, and corn suitable for machine harvesting [1] - The area of self-bred corn varieties has increased from 91% in 2020 to 94% currently, while vegetable varieties have risen from 87% to 91% [1] Group 3: Seed Supply Capacity - The seed supply capacity of national seed bases has significantly strengthened, ensuring that "Chinese grain" primarily uses "Chinese seeds" [1] - National and provincial disaster relief seed reserves have achieved full coverage, with nearly 22 million kilograms of national reserve seeds utilized over the past five years, supporting over 11 million acres of disaster-affected farmland [1]