Effects of Spikelet and Grain Positions on Grain Protein Content and Nitrogen Metabolism Enzyme Activity of Winter Wheat
ZUO Yi, MA Dong-yun, ZHANG Yan-fei, LI Yuan, WANG Chen-yang, GUO Tian-cai
ACTA AGRICULTURAE BOREALI-SINICA . 2012, (6): 202 -207 .  DOI: 10.3969/j.issn.1000-7091.2012.06.039