共 5 条
Comparison of photosynthetic activity of Orychophragmus violaceus and oil-seed rape
被引:28
|作者:
Wu, YY
[1
]
Wu, XM
[1
]
Li, PP
[1
]
Zhao, YG
[1
]
Li, XT
[1
]
Zhao, XZ
[1
]
机构:
[1] Jiangsu Univ, Inst Agr Equipment Engn, Zhenjiang 212013, Jiangsu, Peoples R China
关键词:
Brassica;
carbonic anhydrase;
net photosynthetic rate;
photosynthetic midday depression;
D O I:
10.1007/s11099-005-0049-3
中图分类号:
Q94 [植物学];
学科分类号:
071001 ;
摘要:
Orychophragmus violaceus, Brassica campestris cv. Chuanyou No.8, and Brassica juncea cv. Luzhousileng diurnal changes of net photosynthetic rate (P-N) and activities of carbonic anhydrase (CA) of leaves were studied. One uni-modal curve occurred at the diurnal changes of P-N in O. violaceus, but bimodal curves were found in B. campestris and B. juncea. Thus photosynthetic midday depression was not found in O. violaceus but in both Brassica species. Midday depression of P-N in O. violaceus was not related to high temperature or low humidity at midday but to the activity of CA.
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页码:299 / 302
页数:4
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