基于知识图谱的核桃研究前沿演进分析

Development of Frontier of Walnuts Research Based on Knowledge Map Analysis

为给我国核桃科研工作提供参考,采用知识图谱分析软件CiteSpace III结合美国Web of Science数据库文献绘制世界核桃研究的知识图谱,分析世界核桃研究的发展趋势和分布。结果表明:20年来核桃研究前沿热点呈现多学科交叉发展的趋势,研究主题日益丰富。核桃营养价值和药理功效的研究受到极大关注;核桃油相关主题的研究非常活跃;美国、加拿大、土耳其等8国是核桃研究国际间合作最活跃和密切的国家;对我国核桃科研工作重点布局提出了建议。

To provide references for walnuts research in China,CiteSpace Ⅲ,a software based on Java platform for mapping knowledge domains was used to draw the knowledge map of walnuts in the world combined with the database of Web of Science,so as to analyze the development trend and distribution of walnuts research in the world.Results： The frontier of walnuts research presented the crossing development trend of various subjects,and the research topics became increasingly abundant.Close attentions were paid to researches on nutritional value and pharmacological effect of walnuts;Walnut oil related topics were extremely active;Eight countries,such as America,Canada and Turkey,were of the most active and closest international cooperation on walnuts research;Suggestions were proposed on the key layout of walnuts research work in China.