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代立芹, 李春强, 康西言, 王猛
The drought characteristics of maize in Hebei province, China
DAI Liqin,LI Chunqiang,KANG Xiyan,WANG Men
生态环境学报 . 2020, (4): 763 -770 .  DOI: 10.16258/j.cnki.1674-5906.2020.04.016