Relationship between nitrogen uptake and use efficiency of winter wheat grown in the North China Plain. Crop & Pasture Science. 2011, 62(6): 504-514
RF Wang, DG An, CS Hu, LH Li, YM Zhang, YG Jia, and YP Tong. Relationship between nitrogen uptake and use efficiency of winter wheat grown in the North China Plain.Crop & Pasture Science. 2011, 62(6): 504-514
