新华社天津11月23日电 题：天津滨海新区：激活街镇"经济细胞" 增添发展新动力 新华社记者毛振华、杨文 以产业聚势强镇、助特色农业增收、用服务释放红利。近年来，渤海湾畔的国家级新区天津滨海新 区充分激活街镇"经济细胞"，多种产业齐头并进，将最小经济单元凝聚为澎湃发展的生力军。 培育产业再添新动能 "订单早就排到了明年年底。"在国家级制造业单项冠军企业天津鹏翎集团股份有限公司，副总裁高 贤华说，他们这几年应用自主研发的工业AI，生产效率提高两倍以上。 鹏翎集团坐落在滨海新区的中塘镇，这里是全国知名的汽车胶管研发生产基地，跻身首批中国特色 小镇名录。"从车门、玻璃、内饰，到底盘、刹车片、弹簧，我们的产业链囊括了大多数汽车零配件制 造。"中塘镇党委书记闫宁介绍，如今的中塘镇拥有规模以上汽车零部件企业15家，预计2025年总体产 值超过40亿元。 不只是中塘镇，滨海新区下辖21个街镇，它们作为基层最小经济单元，不断培育特色产业、优化企 业服务，联动周边区域形成差异化生态，有效激发出经济动能。 在新港街道，当地紧密围绕上合组织国家的发展需求与合作潜力，联合天津国际贸易与航运服务中 心，打造国际化口岸经济合作中心，提供 ...

Core Insights - The article emphasizes the importance of high-quality agricultural land construction and the comprehensive utilization of saline-alkali land in China, highlighting the establishment of a breeding innovation system for saline-alkali land [1] Group 1: Saline-Alkali Land Utilization - The report outlines over 40 innovative achievements in biological breeding, productivity enhancement, and ecological utilization of saline-alkali land in China [2] - Various regional governance models and technical modes have been created, such as the "dry sowing and wet harvesting" in the Northwest oasis area and integrated grass and livestock systems in the Ningxia Hetao Plain [2] - In Jiangsu's coastal saline-alkali areas, annual rainfall supports a rotation planting model, achieving a 20% increase in soil organic matter and maintaining soil salinity below 2‰ [2] Group 2: Challenges and Solutions - The comprehensive utilization of saline-alkali land faces challenges such as water resource shortages and mismatched salt control technologies [3] - The report stresses the need for effective drainage systems and a dynamic monitoring network for soil salinity to implement differentiated irrigation and drainage standards [3] Group 3: Agricultural Development - The report advocates for a combination of "suitable crops for the land" and "suitable land for crops" to maximize the potential of saline-alkali land [4] - It highlights the high functional component content and biological activity of many saline-alkali agricultural products, urging the development of a data-sharing platform for salt-tolerant plant resources [4] Group 4: Breeding Innovation - Successful varieties such as the Huanghua drought-resistant wheat and saline-alkali goji berry have been developed, enhancing the value of saline-alkali agricultural products [5] - The National Saline-Alkali Land Comprehensive Utilization Technology Innovation Center has established a breeding innovation system, with 68 new salt-tolerant crop varieties developed and promoted across 26.32 million acres [6]

Core Insights - The article emphasizes the importance of high-quality agricultural land construction and the comprehensive utilization of saline-alkali land as part of China's "14th Five-Year Plan" [1] Group 1: Saline-Alkali Land Utilization - China is gradually forming a regional governance model and a collaborative development pattern for saline-alkali land and characteristic agriculture [2] - The report highlights over 40 innovative achievements in the fields of biological breeding, productivity enhancement, and ecological utilization of saline-alkali land [2] - The annual organic matter content in soil has increased by 20%, with soil salinity levels maintained below 2‰ and pH levels below 7.8 in certain regions [2] Group 2: Agricultural Development Strategies - The report advocates for a combination of "suitable crops for the land" and "suitable land for crops" to maximize the potential of saline-alkali land [3] - It suggests differentiated management of saline-alkali land usage to promote diverse agricultural outputs based on land conditions [3] - The development of characteristic agricultural products from saline-alkali land has been highlighted, with successful cultivation of varieties such as Huanghua drought-resistant wheat and Zhanhua winter jujube [4] Group 3: Breeding Innovation - The establishment of a breeding innovation system for saline-alkali land is underway, with the introduction of new salt-tolerant varieties like "Jiyang Gu 12" achieving a yield of 317.9 kg per mu [5] - A total of 68 new salt-tolerant crop varieties have been cultivated, with 26.32 million acres of new varieties and technologies promoted nationwide [5]

Core Viewpoint - Various regions are exploring new paths for high-quality agricultural development by leveraging resource endowments and technological advantages, promoting the transformation of agricultural production towards ecological, intelligent, and industrialized models [1]. Group 1: Collaborative Models - The Shanxi Agricultural University has established a collaborative model involving "universities + enterprises + farmers" to develop an organic dry farming ecological cycle agricultural production model, focusing on the harmless treatment and resource utilization of agricultural waste [3]. - The Shanxi Agricultural University aims to lead the development of organic dry farming and premium agriculture in the region, creating a green model for sustainable agricultural practices [5]. Group 2: Innovative Agricultural Practices - In Hainan, the "new farmers" have established a 6,000-acre high-quality sweet melon demonstration base, generating over 12 million yuan in output value, showcasing the successful application of research results in tropical agriculture [7]. - The transformation of seeds developed through southern breeding not only changes the landscape of local industries but also supports farmers' dreams of increased production and income [9]. Group 3: Smart Agriculture - In Inner Mongolia, the use of drones for pesticide spraying in high-standard farmland represents a shift from traditional farming methods to data-driven agricultural practices, enhancing productivity [11][13]. - The development of the yellow mushroom industry in Inner Mongolia has provided employment opportunities for local villagers, contributing to rural revitalization through traditional manual farming methods [14][16]. Group 4: Overcoming Environmental Challenges - In Fujian Province, the introduction of salt-tolerant rice varieties and mechanized planting has significantly improved crop survival rates and yields in previously saline-alkaline areas, demonstrating effective agricultural transformation [19][21]. Group 5: Industry Development - In Yunnan Province, the focus on edible mushroom cultivation has led to the establishment of processing enterprises, enhancing the value-added products and supporting local economic growth [23][25]. - The exploration of new paths for high-quality agricultural development across various regions has yielded fruitful results, addressing traditional agricultural challenges and invigorating rural economies through technological empowerment and industrial innovation [27].

Group 1 - The article highlights the successful agricultural practices in Xinjiang, focusing on the improvement of saline-alkali land to enhance crop yields and economic benefits [7][12] - Various innovative techniques are being implemented, such as underground drainage systems and salt-tolerant crop cultivation, which have significantly reduced soil salinity levels [8][11] - The introduction of salt-tolerant plants, like Salicornia, has shown promising results in lowering soil salinity and enabling the growth of traditional crops [10][11] Group 2 - The Xinjiang Production and Construction Corps is actively involved in aquaculture, utilizing saline-alkali water for breeding shrimp and fish, which has become a viable economic activity [4][13] - The cultivation of salt-tolerant oilseed crops has been successful, with yields reaching 157.9 kg per mu in certain regions, demonstrating the potential for sustainable agriculture in saline-alkali areas [12] - The shift in agricultural practices towards coexistence with saline-alkali conditions is being emphasized, with a focus on breeding and cultivating salt-tolerant varieties [12]

Group 1 - The article highlights the contributions of two prominent Chinese figures: Yuan Longping, known as the "father of hybrid rice," and Wu Mengchao, recognized as the "father of liver surgery," both of whom dedicated their lives to serving the nation and its people [1][3][11] - Yuan Longping's research team achieved significant breakthroughs in hybrid rice cultivation, with yields reaching up to 1,500 kilograms per mu (approximately 2,250 pounds per acre), addressing food security concerns in China [5][3] - Wu Mengchao pioneered liver surgery in China, increasing the success rate of liver cancer surgeries from below 50% to over 90%, and trained over 260 medical professionals who now form the backbone of China's liver surgery field [11][15] Group 2 - Yuan Longping's vision included dreams of high-yield rice and the cultivation of salt-alkali resistant rice, which has been successfully implemented in previously barren lands, showcasing China's agricultural innovation [5][3] - Wu Mengchao emphasized the importance of compassionate care in medicine, often personally attending to patients and believing in the transformative power of education, as evidenced by his extensive mentorship of future medical professionals [13][15] - Both figures left a lasting legacy, with their students continuing their work in agricultural and medical fields, ensuring the continuation of their missions to alleviate hunger and improve health outcomes in China [15][17]

Core Viewpoint - The National Saline-Alkali Rice Technology Innovation Center has made significant progress in creating new breeding materials for salt-resistant rice, achieving breakthroughs in high salt tolerance varieties [2][3]. Group 1: Breeding Materials and Techniques - The center has developed new breeding materials that can withstand a salt concentration of 10‰, with survival rates exceeding 80% for 179 materials at this concentration [2]. - The team identified 6 positive regulatory genes and 8 negative regulatory genes related to salt tolerance, as well as a key gene STRK1 that significantly enhances salt-alkali resistance in rice [2]. - The survival rate of the "Salt Recovery Line 0W590" material reached 93.5% after 17 days under 10‰ salt concentration, while "Salt Recovery Line D1849" had a survival rate of 68.7% under 12‰ salt concentration [2]. Group 2: Agricultural Impact and Strategic Goals - The development of high salt-resistant materials is expected to contribute to transforming "hundreds of millions of acres of wasteland into granaries," aligning with the national food security strategy of "storing grain in the land and technology" [3]. - The center has produced several salt-alkali resistant rice varieties over the past five years, with 11 varieties approved, including the first salt-resistant sterile line "Salt 416S" in 2023 [3].