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浏览/检索结果: 共279条，第1-10条 帮助 条数/页： 5101520253035404550556065707580859095100 排序方式： 请选择作者升序作者降序发表日期升序发表日期降序题名升序题名降序提交时间升序提交时间降序 Value-adding pathways for agricultural products in Globally Important Agricultural Heritage Systems: evidence from the Qingtian Rice-Fish Culture System, China 期刊论文  OAI收割 FRONTIERS IN SUSTAINABLE FOOD SYSTEMS, 2026, 卷号: 10, 页码: 1764633 作者:  Li, Yuwei;  Jiao, Wenjun;  Min, Qingwen   |  收藏  |  浏览/下载：0/0  |  提交时间：2026/04/16 dynamic conservation  Globally Important Agricultural Heritage Systems (GIAHS)  Qingtian Rice-Fish Culture System (QRFCS)  value chain  value-adding measures   Probing jet base emission of M87*with the 2021 Event Horizon Telescope observations 期刊论文  OAI收割 ASTRONOMY & ASTROPHYSICS, 2026, 卷号: 706 作者:  Saurabh;  Müller, Hendrik;  Fellenberg, Sebastiano D. von;  Tiede, Paul;  Janssen, Michael   |  收藏  |  浏览/下载：1/0  |  提交时间：2026/03/09 accretion, accretion disks  black hole physics  gravitation - relativistic processes  galaxies: individual: M 87*  galaxies: jets   Spatially resolved polarization swings in the supermassive binary black hole candidate OJ 287 with first Event Horizon Telescope observations 期刊论文  OAI收割 ASTRONOMY & ASTROPHYSICS, 2026, 卷号: 705 作者:  Gómez, José L.;  Cho, Ilje;  Traianou, Efthalia;  Krichbaum, Thomas P.;  Zhao, Guang-Yao   |  收藏  |  浏览/下载：1/0  |  提交时间：2026/03/17 black hole physics  instabilities  radiation mechanisms: non-thermal  techniques: interferometric  galaxies: active  galaxies: individual: OJ 287   A Novel Sampling Design That Considers Local Soil Heterogeneity in Both Geographical and Feature Spaces for Mapping Multiple Soil Properties at the Farm Level 期刊论文  OAI收割 IEEE ACCESS, 2026, 卷号: 14, 页码: 424-440 作者:  Wang, Yongji;  Li, Shaoqi;  Wang, Meizi;  Qi, Qingwen;  Li, Peng   |  收藏  |  浏览/下载：1/0  |  提交时间：2026/02/09 Soil  Soil properties  Vegetation mapping  Predictive models  Normalized difference vegetation index  Indexes  Design methodology  Accuracy  Robustness  Image resolution  Soil variability  digital soil mapping (DSM)  sampling design  local heterogeneity of soil  subregion division  effective coverage in both geographical and feature spaces   Horizon-scale variability of M87*from 2017-2021 EHT observations 期刊论文  OAI收割 ASTRONOMY & ASTROPHYSICS, 2025, 卷号: 704 作者:  Akiyama, The Event Horizon Telescope Collaboration Kazunori;  Albentosa, Ezequiel;  Alberdi, Antxon;  Alef, Walter;  Algaba, Juan Carlos   |  收藏  |  浏览/下载：1/0  |  提交时间：2026/02/09 accretion  accretion disks  black hole physics  gravitation  galaxies: active  galaxies: individual: M87*  galaxies: jets   Ultrahigh-energy gamma-ray emission associated with black hole-jet systems 期刊论文  OAI收割 NATIONAL SCIENCE REVIEW, 2025, 卷号: 12, 期号: 12 作者:  Cao, Zhen;  Aharonian, Felix;  Bai, Yun-Xiang;  Bao, Yi-Wei;  Bastieri, Denis   |  收藏  |  浏览/下载：3/0  |  提交时间：2026/01/12 gamma ray  nonthermal radiation  cosmic ray  microquasar   Observatory science with eXTP 期刊论文  OAI收割 SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2025, 卷号: 68, 期号: 11 作者:  Zhou, Ping;  Mao JR(毛基荣);  Zhang, Liang;  Patruno, Alessandro;  Bozzo, Enrico   |  收藏  |  浏览/下载：3/0  |  提交时间：2025/10/20 X-ray astronomy  X-ray polarimetry  stars  supernova remnants  pulsar wind nebulae  cataclysmic variables  X-ray binaries  ultraluminous X-ray sources  active galactic nuclei   Observatory science with eXTP 期刊论文  OAI收割 SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2025, 卷号: 68, 期号: 11, 页码: 45 作者:  Zhou, Ping;  Mao, Jirong;  Zhang, Liang;  Patruno, Alessandro;  Bozzo, Enrico   |  收藏  |  浏览/下载：2/0  |  提交时间：2025/11/21 X-ray astronomy  X-ray polarimetry  stars  supernova remnants  pulsar wind nebulae  cataclysmic variables  X-ray binaries  ultraluminous X-ray sources  active galactic nuclei   Prospects for time-domain and multi-messenger science with eXTP 期刊论文  OAI收割 SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY, 2025, 卷号: 68, 期号: 11 作者:  Yi, Shu-Xu;  Zhao, Wen;  Xu, Ren-Xin;  Wu, Xue-Feng;  Stratta, Giulia   |  收藏  |  浏览/下载：2/0  |  提交时间：2025/10/20 eXTP mission  time-domain astronomy  multi-messenger astronomy  high-energy astrophysics   Ecological Product Value Realization in Agricultural Heritage System Sites: A Case Study of Wannian Rice Culture System in China 期刊论文  OAI收割 SUSTAINABILITY, 2025, 卷号: 17, 期号: 15, 页码: 6791 作者:  Li, Jingyi;  Li, Zhidong;  Wang, Bojie;  Mei, Yan;  Luo, Youyu   |  收藏  |  浏览/下载：1/0  |  提交时间：2025/09/22 agricultural heritage systems  ecological product value realization  Wannian Rice Culture System  industrial integration  sustainable development