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
表6 不同氮效率品种类型间成熟期营养器官干物质积累量的差异
Table 6 Differences in dry matter accumulation of vegetative organs at maturity among different NUR groups
年度
Year
地点
Site
品种类型
Variety type
干物质积累量Dry matter accumulation (kg hm-2)
茎秆+叶鞘
Stem and leaf sheath
叶片
Leaf blade
穗轴+颖壳
Rachis and glumes
2016-2017 扬州
Yangzhou
氮高效 NUR-H 5421±276 a 1185±169 a 2268±234 a
氮中效 NUR-M 4598±520 b 1051±169 ab 1980±302 ab
氮低效 NUR-L 4001±629 b 895±176 b 1742±281 b
睢宁
Suining
氮高效 NUR-H 5787±794 a 2296±453 a 2984±410 a
氮中效 NUR-M 5262±518 ab 2086±411 a 2704±423 a
氮低效 NUR-L 4682±427 b 1487±264 b 2496±327 a
2017-2018 扬州
Yangzhou
氮高效 NUR-H 6405±275 a 1574±183 a 1770±217 a
氮中效 NUR-M 5872±708 a 1425±295 a 1722±527 a
氮低效 NUR-L 5679±592 a 1338±146 a 1374±243 b
睢宁
Suining
氮高效 NUR-H 6171±754 a 1612±183 a 1632±201 a
氮中效 NUR-M 5615±716 ab 1528±237 ab 1571±190 ab
氮低效 NUR-L 4926±735 b 1266±195 b 1430±221 b