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EFFECT OF ELEVATED ATMOSPHERIC CO2ON NITROGEN DISTRIBUTION AND N UTILIZATION EFFICIENCY IN WINTER RAPE (BRASSICA NAPUS L.)

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成果类型:
期刊论文
作者:
Zhang, Zhen-Hua*;Lu, Sheng;Wang, Wen-Ming;Lepo, Joe Eugene;Guan, Chun-Yun;...
通讯作者:
Zhang, Zhen-Hua;Song, Hai-Xing
作者机构:
[Song, Hai-Xing; Wang, Wen-Ming; Zhang, Zhen-Hua; Lu, Sheng; Song, HX] Hunan Agr Univ, Southern Reg Collaborat Innovat Ctr Grain & Oil C, Coll Resources & Environm, Changsha, Hunan, Peoples R China.
[Guan, Chun-Yun] Natl Ctr Oilseed Crops Improvement, Hunan Branch, Changsha, Hunan, Peoples R China.
[Lepo, Joe Eugene] Univ West Florida, Ctr Environm Diagnost & Bioremediat, Pensacola, FL 32514 USA.
[Ismail, Abdelbagi M.] Int Rice Res Inst, Crop Environm Sci Div, DAPO 7777, Manila, Philippines.
通讯机构:
[Zhang, ZH; Song, HX] H
Hunan Agr Univ, Southern Reg Collaborat Innovat Ctr Grain & Oil C, Coll Resources & Environm, Changsha, Hunan, Peoples R China.
语种:
英文
关键词:
Oilseed rape (Brassica napus);Elevated CO2 concentrations;Nitrogen (N) distribution;N loss
期刊:
PAKISTAN JOURNAL OF BOTANY
ISSN:
0556-3321
年:
2017
卷:
49
期:
4
页码:
1307-1315
基金类别:
National Science Foundation of ChinaNational Natural Science Foundation of China (NSFC) [31372130, 31101596]; One Hundred Talent Scholar Program in Hunan Province; Open novel foundation of Hunan province [2016JJ3069]; National oilseed rape production technology system of China
机构署名:
本校为第一且通讯机构
院系归属:
资源环境学院
摘要:
We characterized the responses of plant dry biomass, nitrogen (N) distribution and N-utilization efficiency (NUtE) to changes in CO2 concentration through exposure and culture of winter rape under normal-(380 μmol·mol-1) and elevated-CO2 (760 μmol·mol-1) conditions. Brassica napus (Xiangyou 15) was used as an agriculturally important model plant. Plants were cultivated in a greenhouse with sand culture under normal- (15 mmol·L-1) and limited-N (5 mmol·L-1) conditions. NUtE increased with elevated CO2 regardless of whether N was limited. N...

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