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河套灌区春玉米苗期土壤板结降水指标研究
孙向伟
Soil Hardening at Seedling Stage of Spring Maize in Hetao Irrigation District: Precipitation Index
Xiangwei Sun
中国农学通报 . 2020, (9): 65 -68 .  DOI: 10.11924/j.issn.1000-6850.casb18120018