撰文丨王聪 编辑丨王多鱼 排版丨水成文 黄单胞菌属 （ Xanthomonas spp. ） 能引发 400 多种植物的严重病害。其中保守的 AvrBs2 家族效应蛋 白是黄单胞菌最重要的毒力因子之一，但 AvrBs2 是如何促进侵染的，其中的机制尚不明确。 2025 年 12 月 18 日，吉林农业大学 孙文献 教授、 杜克大学 何胜洋 院士、中国农业大学 王善之 （ 西 南大学植物保护学院含弘研究员 ） 等人在国际顶尖学术期刊 Science 上发表了题为： A bacterial nutrition strategy for plant disease control 的研究论文。 该研究发现，黄单胞菌效应蛋白 AvrBs2 利用植物来源的碳水化合物合成一种名为 Xanthosan 的化合物， 然后将其输出到细胞外空间，并将其水解以供细菌代谢。在此基础上，研究团队提出了 "抗营养" （ anti- nutrition ） 策略， 有望应用 于防治多种黄单胞菌病害。 在这项最新研究中，研究团队发现， AvrBs2 是一种源自甘油磷酸二酯酶的合成酶，可催化尿苷-5′-二磷 酸-α-d-半乳糖生成糖磷酸二酯化 ...

Group 1 - The event "Chain Gathering Beijing-Henan Leading the Future" aims to deepen strategic cooperation between Beijing and Henan, providing a platform for private enterprises to enhance collaboration and resource sharing [1][2] - The 14th Five-Year Plan emphasizes the importance of promoting the private economy, indicating a broad and promising future for private enterprises in China [1][3] - Henan's commitment to "open cooperation and mutual benefit" has facilitated the integration of Beijing's technological and financial resources, supporting high-quality development of the private economy [1][2] Group 2 - Collaborations such as Linzhou Fengbao Pipe Industry's partnership with Beijing University of Science and Technology on an AI smelting platform highlight the shift towards digitalization and high-end transformation in enterprises [2] - The establishment of a national hybrid wheat industrialization base and a research center for edible fungi in Henan demonstrates the focus on innovation and industrial clustering [2][3] - The release of financing and technology demand lists from 40 private enterprises in Henan indicates a strong desire to advance into high-tech sectors, particularly in AI, new materials, and smart automotive components [3][4] Group 3 - The event featured discussions on macroeconomic trends, the role of large models in industry, and pathways for technology transfer, showcasing the collaborative spirit between private enterprises and investment institutions [4] - The synergy between Henan's solid industrial foundation and Beijing's vibrant capital market and top-tier innovation resources is paving the way for a prosperous future through enhanced cooperation [4]

大有大的道理。海南聚焦旅游业、现代服务业和高新技术产业"三大领域"，依托国家深海基地南方中心 等"五大平台"构建特色产业体系，充足的空间体量能承载完整的产业链布局。 大也有大的底气。海南自贸港的大体量是中国超大规模经济的必然要求，其不仅仅着眼于外，也立足于 国内广阔的经济腹地——南繁科研育种基地可联动全国农业市场，航天基地能对接国内航天产业集 群……这种产业联动的模式，让海南既能吸引全球高端要素，又能将开放红利传导至国内，形成国内国 际双循环的枢纽节点。 2025年12月18日，中国改革开放进程迎来历史性时刻——海南自由贸易港正式启动全岛封关运作。 这种覆盖全要素、全产业的制度革新，以《中华人民共和国海南自由贸易港法》的形式得到确认和保 护，为来自全世界的市场主体创造了稳定的政策环境。海南自贸港"2025年初步建立、2035年更加成 熟、本世纪中叶全面建成"的目标也就有了高确定性的预期。 封关并非物理隔绝，而是以"'一线'放开、'二线'管住、岛内自由"为基本特征的自由化便利化政策制 度。随之落地的零关税、低税率等政策红利，将广泛惠及市场主体——企业可享受进口生产资料免税、 对鼓励类产业企业生产的含进口料件加工 ...

Group 1 - The core event was the AI for Agriculture Science成果发布会, where five groundbreaking AI applications in agriculture were launched, focusing on crop phenotyping, intelligent breeding design, and smart pesticide development [1][2] - The establishment of the "AI for Agriculture Science" OPC base aims to integrate technology research, achievement transformation, and talent aggregation, providing a platform for industry-academia collaboration [1][3] Group 2 - Five AI achievements were introduced: "fomo4wheat crop phenotyping model," "AI + remote sensing-driven crop digital twin system," "dynamic intelligent breeding design model," "soybean smart breeding platform," and "'Yao Wen' pesticide scientist AI agent," which collectively enhance agricultural productivity and efficiency [2] - The dynamic intelligent breeding design model reduces the breeding cycle by at least 50%, while the pesticide scientist AI agent compresses the pesticide development cycle from ten years to one year, creating a comprehensive technology system from basic research to industrial application [2] Group 3 - AI is recognized as a key technological support for modernizing agriculture, ensuring national food security, and promoting rural revitalization, indicating a significant shift in traditional agricultural production methods and governance systems [3] - Nanjing Agricultural University has made significant advancements, with 14 disciplines entering the top 1% globally in ESI rankings, and is actively promoting interdisciplinary research in agricultural AI and related fields [3]

来源：农民日报客户端 近日，记者从湖北省农业科学院获悉，该院水稻学科首席专家游艾青的研究员团队以"水稻育种技术研 发和优质食味籼稻新品种培育"项目，在中国发明协会"发明创业奖项目奖"评选中荣获一等奖；游艾青 团队研制的"水稻基因芯片稻功芯1号"技术入选"十四五"湖北农业十大引领性技术成果；该院徐得泽研 究员团队研发的"高产抗病耐逆籼粳杂交水稻新品种E两优2300"入选2025中国农业重大新技术新产品新 场景。 "水稻育种技术研发和优质食味籼稻新品种培育"项目主要取得三大进展：一是基因资源创新，系统发掘 系列水稻优质新基因，为基因检测技术研发和种质创新提供了重要的理论支撑；二是育种技术突破，成 功研创国内首款具有完全自主知识产权的水稻功能基因育种液相芯片"稻功芯1号"，实现水稻分子模块 育种技术规模化应用；三是新品种培育，育成多个具备长江流域特色的长粒优质食味籼稻新品种，为湖 北江汉大米品牌打造和水稻产业提质增效提供品种保障。 "水稻基因芯片稻功芯1号"技术建立起水稻重要性状基因高效检测技术体系，打破国外知识产权壁垒， 具备高效、精准、实用、低成本等优势，可一次性检测225个功能基因位点，检测成本从600元降到 ...

Core Viewpoint - The article discusses the challenge of iron deficiency in crops grown in alkaline soils and highlights a new research study that reveals a mechanism by which a specific bacterial strain can enhance iron absorption in plants, potentially improving crop yields in such conditions [1][2][9]. Group 1: Iron Deficiency in Agriculture - Approximately 30% of global arable land consists of alkaline soils, which negatively affect crop yield and quality due to poor iron bioavailability [1]. - Iron deficiency is a common micronutrient deficiency affecting over 2 billion people worldwide, leading to health issues such as anemia and impaired cognitive development in children [1]. Group 2: Research Findings - The research published in Cell Reports connects the synthesis of bacterial iron carriers with biofilm formation, demonstrating their synergistic effect on plant iron absorption [2][5]. - The bacterial strain Bacillus subtilis SQR9 significantly enhances crop growth in alkaline soils, with field trials showing an average yield increase of over 10% [2][6][7]. Group 3: Mechanism of Action - The study reveals that the biofilm produced by SQR9 accumulates iron at the plant roots, acting as an iron reservoir [7]. - The iron carrier Bacillibactin not only helps in iron accumulation within the biofilm but also activates the plant's iron uptake mechanisms [6][7]. Group 4: Implications for Agriculture - This research provides insights into microbial biofortification strategies aimed at addressing iron deficiency in crops, emphasizing the importance of root-associated bacteria in enhancing plant nutrition [9].

8 0 4 河南农业强省建设再添硬核支撑！12月9日，中国农业科学院与安阳市人民政府联合举办农业高质量发展战略 合作暨"一县一业联一所"活动，标志着中国农业科学院安阳综合创新基地正式启用。 活动现场，9个研究所与安阳各县（市、区）、教科企代表签署科技合作协议，携手启动"一县一业联一所"合 作模式。该模式立足农业产业发展实际需求，靶向破解产业发展瓶颈制约，通过联合开展关键核心技术攻 关、先进技术集成示范推广等工作，构建起"科研院所+政府+产业"三位一体的协同创新体系，聚力打造县域 现代农业高质量发展的示范样板。 "中国农科院作为国家战略科技力量，服务现代农业主战场、主产区是使命所在、职责所系。安阳创新基地建 成之际，院地双方进一步深化战略合作，共同打造以安阳创新基地为综合平台的'一县一业联一所'多点服务 支撑新模式。"中国农科院党组书记杨振海在讲话中说，安阳综合创新基地已开始启用，"一县一业联一所"模 式已系统布局，中国农科院将与安阳市携手并肩、共同努力，为区域农业高质量发展插上科技的翅膀，为加 快实现高水平农业科技自立自强、支撑引领农业农村现代化发展和建设农业强国作出新的更大贡献。 作为中国农科院布局河南的重 ...

Core Viewpoint - Sichuan Jujiaoyuan Technology Co., Ltd. has been established with a registered capital of 1 million RMB, focusing on various agricultural and packaging-related services and products [1] Group 1: Company Overview - The legal representative of Sichuan Jujiaoyuan Technology Co., Ltd. is Zhang Jing [1] - The company has a registered capital of 1 million RMB [1] Group 2: Business Scope - The company’s business scope includes agricultural scientific research and experimental development, technology services, and technology development [1] - It is involved in the manufacturing and sales of plastic packaging boxes and containers, as well as plastic products [1] - The company also engages in the manufacturing and sales of paper products and packaging materials [1] - Additional activities include supply chain management services, recycling of renewable resources (excluding production waste metals), and wholesale and retail of fresh fruits [1] - The company is permitted to produce food-grade plastic packaging containers and paper packaging products, as well as engage in food sales, subject to relevant approvals [1]

Core Viewpoint - The research focuses on decoding the genetic blueprint of the fruit fly pest, Bactrocera dorsalis, to develop new green pest control methods as traditional pesticides become less effective [1][2]. Group 1: Research Findings - The research team successfully constructed the most complete genomic map of the highly heterozygous pest, Bactrocera dorsalis, which is crucial for identifying potential targets for green pesticides [1][4]. - Previous genomic versions of Bactrocera dorsalis were based on mixed individuals, leading to significant gaps in the genome, particularly in repetitive DNA regions [2][3]. - The new assembly strategy utilized sequencing data from individual male flies, resulting in a nearly complete genome of approximately 600Mb, including the Y chromosome [3][4]. Group 2: Implications for Pest Control - The high-resolution genomic map revealed that the centromere region consists of three different types of satellite DNA, and identified a gene on the Y chromosome related to the energy demands of male flies [4]. - The discovery of new olfactory receptor genes and Y chromosome-specific genes provides valuable targets for the development and optimization of green pest control technologies [4].

Core Viewpoint - The 2025 Greater Bay Area Agricultural Products Trade Fair and Specialty Products Expo will be held from December 12 to 14, 2025, in Guangzhou, aiming to promote agricultural modernization and enhance product quality [5][21]. Group 1: Event Overview - The event will feature a rich display and trading of unique agricultural products, alongside a dedicated area for showcasing agricultural technology achievements [7][10]. - The fair is organized to align with the spirit of the 20th National Congress of the Communist Party of China, focusing on rural revitalization and agricultural modernization [3][4]. Group 2: Technology and Innovation - A special exhibition area will be created for agricultural technology achievements, gathering research forces from the Greater Bay Area and surrounding regions [8][18]. - Multiple research institutions will present their latest technological advancements through various formats, including display boards and physical exhibits, to inject technological momentum into rural revitalization [9][20]. Group 3: Participating Institutions - Key agricultural research institutions from the Greater Bay Area, such as Guangdong Academy of Agricultural Sciences and South China Agricultural University, will participate in the event [18][19]. - The collaboration aims to promote deep integration of technology and industry, showcasing cutting-edge agricultural technologies [21].