Research on the Global Innovation Layout and Competition Situation of Food Crop Bio-breeding Technology： Based on the Perspective of Core Patent Data Mining
Zunkang CUI, Danyang LI, Xiaoting XU, Junfeng ZHU, Laping WU, Wenge ZUO
Journal of Agricultural Science and Technology . 2022, (5): 1 -14 .  DOI: 10.13304/j.nykjdb.2021.0518

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