Welcome to Chinese Agricultural Science Bulletin,
Study on Superiority Region Layout of Major Grain Crops in Hebei Province
刘猛 李顺国 郑彦平 孙世刚 陈霞 赵宇
Chinese Agricultural Science Bulletin . 2011, (26): 174 -180 .  DOI: 10.11924/j.issn.1000-6850.2011-0387