Acta Agriculturae Boreali-Sinica
Evolution of Corn Hybrid Population Growth Types in Hebei-Shandong-Henan Summer Corn Planting Zone -Ⅱ Characters of Population Growth Types at Ⅳ Evolution Stage and Its Evolution Trend
Zhao ixanxuan, Bu Fengchi, Su Fanghong, Li Yumei, Wang Zeli, Kang Weimin
ACTA AGRICULTURAE BOREALI-SINICA . 1995, (2): 8 -12 .  DOI: 10.3321/j.issn:1000-7091.1995.02.002

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