机构地区:[1]宁夏大学土木与水利工程学院,银川750021 [2]旱区现代农业水资源高效利用教育部工程研究中心,银川750021 [3]省部共建西北土地退化与生态恢复国家重点实验室,银川750021 [4]宁夏回族自治区黄河水联网数字治水重点实验室,银川750021
出 处:《节水灌溉》2024年第9期37-46,共10页Water Saving Irrigation
基 金:国家自然科学基金项目(52169010);国家重点研发计划项目(2021YFD1900600);宁夏自然科学基金重点项目(2021AAC02008);宁夏高等学校一流学科建设项目(NXYLXK2021A03);清华大学—宁夏银川水联网数字治水联合研究院项目(sklhse-2023-Iow013)。
摘 要:砾石广泛分布于土壤内部和表面,显著影响着土壤特性和生态系统功能。为系统了解土壤环境对砾石响应相关领域研究进展,探究其研究热点与未来发展趋势,基于Web of Science核心数据库(WoS)和中国知网数据库(CNKI),借助Citespace和VOSviewer可视化软件,从发文数量、发文作者、发文国家、发文机构、刊载期刊、关键词共现及其演变进程等方面对2000-2022年国内外土壤环境对砾石响应相关领域研究进行定量综述和可视化分析。结果表明:国内外在该领域发表文献数量呈快速增长态势,且中文文献发文量高于英文文献;中国、美国、比利时、英国是英文文献发文量排名前四的国家,中国学者发表论文数量最多,占英文文献总量的47.34%,是土壤环境对砾石响应研究领域的主力军;国内外对该领域的研究主要聚焦在砾石单一特征(砾石覆盖度、砾石尺寸、砾石位置等)对水文过程、生态演替及环境效益等影响。因此,未来应继续加强土壤水文过程对砾石响应机制、营养元素在砾石-土壤-植物之间的迁移机制以及“砾石-微生物-植物”系统内部互作效应等方面的研究。可为全球具有相似土壤情况的生态系统服务和农业生产提供新思路、新方法,从而实现节水、高效、高产的农业生产目标,为水土保持等生态服务提供理论依据。Gravel is widely distributed within soils and on their surfaces,significantly affecting soil characteristics and ecosystem functions.To systematically understand the research progress in the field of soil environment response to gravel,and explore its current research hotspots and future development trends.Utilizing the Web of Science(WoS)and China Knowledge Network(CNKI)databases,along with the help of Citespace and VOSviewer visualisation software,we quantitatively reviewed and visual analysed domestic and international research in the field of soil environment response to gravels from 2000 to 2022 in terms of the number of publications,authors,countries,institutions,journals,and the co-occurrence of keywords and their evolution process.The results showed that the number of publications in this field has shown a rapid growth trend both domestically and internationally,and the number of publications in Chinese literature was higher compared to English literature.China,the United States,Belgium,and the United Kingdom were once among the top four countries in terms of English literature publication volume.Chinese scholars published the most papers,accounting for 47.34%of the total English literature,and were the main force in the research field of soil environment response to gravel.Research in this field mainly focused on the impact of single characteristics of gravel(gravel coverage,gravel size,gravel location,etc.)on hydrological processes,ecological succession,and environmental benefits.Consequently,in the future,we should continue to strengthen research on the response mechanism of soil hydrological processes to gravel,the migration mechanism of nutrients between gravel soil plants,and the internal interaction effects of the“gravel microbial plant”system.This study can provide new ideas and methods for ecosystem services and agricultural production with similar soil conditions globally,so as to realise the goals of water-saving,efficient and high-yielding agricultural production,and provide a theoretical
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