稻茬小麦氮高效品种产量构成和群体质量特征

丁永刚,李福建,王亚华,汤小庆,杜同庆,朱敏,李春燕,朱新开,丁锦峰,郭文善

Characteristics of yield components and population quality in high-nitrogen- utilization wheat cultivars

Yong-Gang DING,Fu-Jian LI,Ya-Hua WANG,Xiao-Qing TANG,Tong-Qing DU,Min ZHU,Chun-Yan LI,Xin-Kai ZHU,Jin-Feng DING,Wen-Shan GUO

图2 不同小麦品种产量与氮肥表观利用率的关系 *、**分别表示品种类型间差异显著(P < 0.05 )和差异极显著(P < 0.01)。

Fig. 2 Relationships between grain yield and NUR in different wheat cultivars * and ** indicate a significant difference between types of cultivars at P < 0.05 and P < 0.01, respectively.