播期与秋闲田饲用高粱生物产量的回归分析
周汉章,刘红霞,刘环,周新建,魏志敏,李顺国,侯升林
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畜牧与饲料科学 . 2017, (9): 31 -31 .  DOI: 10.12160/j.issn.1672-5190.2017.09.010