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紫色土土壤侵蚀研究的知识图谱(1960~2018)——基于CiteSpace计量分析

作  者:
程谅;郭忠录
单  位:
华中农业大学水土保持研究中心
关键词:
紫色土;土壤侵蚀;CiteSpace;知识图谱;CNKI数据库;研究热点
摘  要:
为了解紫色土土壤侵蚀的研究进展、热点以及趋势,以CNKI核心合集中的紫色土土壤侵蚀研究文献为对象,运用CiteSpace文献计量方法对其进行可视化展示,并进行系统分析和归纳总结。结果表明:紫色土土壤侵蚀相关文献数量逐年增长,在2000年后呈急剧增长的趋势;研究经费主要来源于国家自然科学基金、国家科技支撑计划等。西南大学和中国科学院水利部成都山地灾害与环境研究所是主要研究机构,各研究机构分别形成了以何丙辉、魏朝富、朱波、王玉宽和蔡崇法等研究者为核心的合作子网络团队。研究可分为初步探索阶段(1960~2000):研究热点较少且分散,集中于土壤性质和侵蚀的定性研究;高速发展阶段(2001~2010):研究热点词量高速增长,随着土壤侵蚀预报模型、"3S"技术和人工降雨试验等技术和方法的应用,开始侧重于土壤侵蚀过程、机理以及水土保持措施控蚀效益等定量研究;研究定型阶段(2011~2018):研究热点变化较小,但交互网络逐渐成熟,加强了土壤自身特性如团聚体、有机质、粘聚力和胶体等较微观层面的研究,侵蚀类型研究不再局限于水力侵蚀,因耕作而引起的侵蚀研究开始增多。
译  名:
Knowledge Map of Purple Soil Erosion Study (1960~2018)——Quantitative Analysis based on the CiteSpace
作  者:
Cheng Liang;Guo Zhonglu;Soil Conservation Center of Huazhong Agriculture University;
关键词:
purple soil;;soil erosion;;CiteSpace;;knowledge map;;CNKI database;;study focus
摘  要:
Based on the study literatures of purple soil erosion in CNKI core collection, it was applied the visual display with the CiteSpace literature quantitative method for knowing the study progress, focus and trends of purple soil erosion, and for the systematic analysis and summary. The results show that, the amount of literatures related to purple soil erosion increased by years and appear the trend of increasing rapidly since 2000. The research funds are mainly from the National Natural Science Foundation, National Technological Support Plan, etc. South-west University and Institute of Mountain Hazards and Environment, CAS are the main research institutes, forming the cooperation sub-network teams, with the researchers such as Mr. He Binghui, Wei Chaofu, Zhu Bo, Wang Yukuan and Cai Chongfa as the core members. The study can be classified as three stages: the initial exploration stage(1960~2000), with less research focus, concentrating on the qualitative study of the soil properties and erosion; the high-speed development stage(2001~2010), with the rapid increase of the hot words. Following with the application of the technologies and methods such as soil erosion prediction model, 3 S technology and artificial rainfall experiments, it was concentrated in the quantitative study of the soil erosion process, mechanism and soil conservation benefits, etc.; research finalization stage(2011~2018), it appears small changes of the study hot points, followed with the gradually maturing of the interactive network, it was strengthened the study on the micro-level of the characteristics of soil itself including the aggregate, organic matter, cohesive force, colloid, etc. The erosion type research is no longer limited in the hydraulic erosion, but pays more attention to the study of the erosion caused by the cultivation.

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