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Influences of Low Temperature and Poor Light on Grwoth and Photosynthesis of Tomato Seedling |
Huang Wei; 2Ren Huazhong; 2Zhang Fuman |
1Department of Horticulture; Zhangjiakou Agricultural College; Hebei 075131; 2College of Horticulture; China Agricultural University |
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Abstract Influences of low temperature and poor light on growth and photosynthesis of tomato (Lycopersicon esculentum Mill.) seedling were studied in phytotron. Results showed that the increment of stem length,leaf expanding and net photosynthesis rate were reduced under the stress of low temperautre and poor light,but root vigor was not significantly influenced by the stress. The influence of low temperature was more significant than poor light stress. The responses were different between varieties.
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Received: 06 July 2001
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