农机社会化服务效率的时空分异研究——来自中国省域证据
李平, 伍海君
Spatiotemporal differentiation of agricultural machinery socialization service efficiency: Evidence from provinces in China
Li Ping, Wu Haijun.
中国农机化学报
.
2022, (9): 210
-218
.
DOI: 10.13733/j.jcam.issn.20955553.2022.09.028
