稻茬小麦氮高效品种产量构成和群体质量特征
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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
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Characteristics of yield components and population quality in high-nitrogen- utilization wheat cultivars
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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
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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
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Table 6 Differences in dry matter accumulation of vegetative organs at maturity among different NUR groups
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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 |
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