Study on Photosynthetic Characteristics of the Seedling Stage of Different Maize Hybrids in West Mountainous Regions of Hebei Province
FENG Wei, YANG Jun-fang, ZHOU Xiao-fen, JIAO Yong-gang, DU Xiao-dong
ACTA AGRICULTURAE BOREALI-SINICA . 2012, (S1): 122 -126 .  DOI: 10.3969/j.issn.1000-7091.2012.z1.025