Core Viewpoint - The development of new high-yield and high-oil rapeseed varieties is crucial for enhancing the rapeseed industry and promoting rural revitalization in China [1][3]. Group 1: Event Overview - The 2025 Yangtze River Delta (Zhejiang) Rapeseed New Variety Conference was held in Hangzhou, focusing on the demonstration and promotion of new rapeseed varieties and technologies [1]. - The conference showcased 80 new rapeseed varieties, including 34 national high-yield and high-oil varieties, and 30 provincial advantageous varieties, all with an oil content of over 46% [2]. Group 2: Innovations and Developments - The event featured 10 short growth period varieties, with the shortest being 174 days, and 6 varieties that combine ornamental and economic value [2]. - Intelligent equipment such as blanket seedling transplanting machines, pneumatic seeders, and drones were displayed, along with processed rapeseed products and cultural derivatives [2]. Group 3: Future Directions - The conference aims to continue promoting high-yield and economically viable rapeseed varieties to support rural revitalization efforts [3]. - The event has been held for three consecutive years, showcasing innovative results and promoting diversified development and extension of the rapeseed industry [3].

近日，记者从中国农科院油料所获悉，在四川邛崃召开的油菜"迟播双密双高"技术观摩会上，由该所培 育的耐迟播、耐密植、高产高油多抗油菜新品种"中油杂501"，在配套适期迟播密植高产高油多抗新技 术后，260亩示范田理论亩产达341.47公斤，高出四川省油菜平均单产水平一倍左右。 育成新品种，刷新多地高产纪录 据悉，"中油杂501"由油料所王汉中院士团队历时十年攻关培育而成，是我国油菜育种领域的重大标志 性成果，区域试验平均含油量达50.38%，亩产油量107.35公斤，比对照高26.93%，且菜籽优于低芥酸、 低硫苷的国际双低标准。该品种2022年在湖北襄阳配套密植技术，理论亩产达419.95公斤，刷新我国冬 油菜单产纪录。2023年在湖北江陵稻油轮作区实收亩产达303.8公斤，创湖北省百亩机械实收单产新纪 录。2023年在江苏东台盐碱地实收亩产323.87公斤，创盐碱地油菜高产纪录。2024年在长江流域遭遇严 重低温冻害条件下，多地百亩示范亩产仍达300公斤以上，表现出极强抗逆稳产性。目前，"中油杂 501"已被农业农村部列入2024年农业主导品种和2025年国家农作物优良品种推广目录。 研发新技术，支持油料扩 ...