北方麦区小麦产量与蛋白质含量变化对土壤硝态氮的响应
马悦,田怡,苑爱静,王浩琳,李永华,黄婷苗,黄宁,李超,党海燕,邱炜红,何刚,王朝辉,石美

Response of Wheat Yield and Protein Concentration to Soil Nitrate in Northern Wheat Production Region of China
MA Yue,TIAN Yi,YUAN AiJing,WANG HaoLin,LI YongHua,HUANG TingMiao,HUANG Ning,LI Chao,DANG HaiYan,QIU WeiHong,HE Gang,WANG ZhaoHui,SHI Mei
图3 北方麦区不同麦田小麦籽粒蛋白质含量与1 m土层土壤硝态氮残留量的关系(a),籽粒蛋白质含量对氮肥减施的响应(b)
Fig. 3 Relationships between wheat grain protein concentration and nitrate N residue in 0-100 cm soil layer (a), and the response of grain protein concentration to reduced N fertilizer (b) in northern wheat production region of China