近50年来全球农田保护的知识图谱研究

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Knowledge Mapping of Research on International Farmland Protection During 1964-2015

ZHANG Yaqi1, ZHENG Rongbao1*, FU Yanhua2, LAO Chunhua1, HUANG Ting1

中国农业科技导报 . 2017, (3): 37 -49 . DOI: 10.13304/j.nykjdb.2016.345