Effects of Nitrogen Topdressing Stage on N Metabolism and Protein Compontents in Winter Cultivars with Two Spike-types
FENG Wei, WANG Yong-hua, GUO Tian-cai, XIE Ying-xin, ZHU Yun-ji, WANG Chen-yang
ACTA AGRICULTURAE BOREALI-SINICA . 2009, (6): 128 -132 .  DOI: 10.7668/hbnxb.2009.06.025