小麦产量对中后期氮素胁迫的响应及品种间差异

李朝苏,吴晓丽,汤永禄,李俊,马孝玲,李式昭,黄明波,刘淼

Response of yield and associated physiological characteristics for different wheat cultivars to nitrogen stress at mid-late growth stage

Chao-Su LI,Xiao-Li WU,Yong-Lu TANG,Jun LI,Xiao-Ling MA,Shi-Zhao LI,Ming-Bo HUANG,Miao LIU

表1 参试品种相关信息

Table 1 Information of wheat cultivars tested in the study

类别 Type 品种 Cultivar 系谱 Pedigree 审定年份 Year of release 区试产量 YD? (kg hm-2) 区试增产率 Increase rate of yield (%) SDC 川麦42 Chuanmai 42 Syn 769/Chuanmai 30//Chuan 6415 2004 6130 16.4 川麦104 Chuanmai 104 Chuanmai 42/Chuannong 16 2012 6120 14.1 绵麦367 Mianmai 367 Mianmai 37/Chuanmai 43 2010 5690 14.0 NSC 绵麦37 Mianmai 37 96EW37/Mianyang 90-100 2004 5110 12.6 川农16 Chuannong 16 Chuanyu 12/7-429 2002 4819 13.0 川麦30 Chuanmai 30 77//YAA/ALD‘S’/3/YSZ//ST2022/983 1998 4481 8.58