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Zejin Zhang, Dongxian He, Genhua Niu, and Rongfu Gao

. When measuring net CO 2 exchange rate of a single leaf using a fluorescence cuvette (6400-40; LI-COR, Lincoln, NE) of the portable photosynthesis system (LI-6400; LI-COR) in the growth chamber, low net CO 2 exchange rates [between –2 and 4 μmol·m −2

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Liang Zheng, Qi Zhang, Kexin Zheng, Shumei Zhao, Pingzhi Wang, Jieyu Cheng, Xuesong Zhang, and Xiaowen Chen

. Fig. 8. Relationship between radiation transmittance (R t ) and net photosynthesis (P n ) at different canopy depths of the two greenhouse compartments. ( A ) The 29% haze compartment. ( B ) The 20% haze compartment. To further analyze the effect of

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Juan Carlos Díaz-Pérez

., Ramsey, NJ). Leaf gas exchange and photosystem II efficiency. Simultaneous measurements of leaf gas exchange (net photosynthesis, g S , transpiration, and internal CO 2 concentration) and fluorescence determined as photosystem II (PSII) efficiency were

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Daniel T. Lloyd, Douglas J. Soldat, and John C. Stier

metabolism. Net photosynthesis by cool-season grasses has been shown to be higher in cooler temperatures because of diminished respiration ( Powell et al., 1967 ), although generally photosynthesis of C 3 turfgrasses follows a quadratic response with optimal

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Panpan Meng, Ying Ge, Qianjin Cao, Jie Chang, Peng Pan, Chi Liu, Yijun Lu, and Scott X. Chang

chlorophyll concentration, rate of net photosynthesis, growth, and biomass allocation of three Lycoris species to various levels of irradiance. Results from this study should provide useful information for improving the cultivation of these species

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Jason J. Griffin, William R. Reid, and Dale J. Bremer

treatments; data were collected after the growing season of Year 2 (2004). Photosynthesis. Net photosynthesis of pecan trees was unaffected by treatment at either the June or August date (11.7 and 14.4 μmol·m −2 ·s −1 , respectively). However

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Jinhong Yuan, Man Xu, Wei Duan, Peige Fan, and Shaohua Li

Water is a limited resource worldwide. Water deficits often result in a decrease of P n , which can influence vegetative growth, yield, and fruit quality in fruit trees. The response of photosynthesis to water stress is correlated with stress

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Liu XiaoYing, Guo ShiRong, Xu ZhiGang, Jiao XueLei, and Takafumi Tezuka

family error rate of 0.05 by using the statistical analysis software SAS 8.0 (SAS Institute Inc., Cary, NC). The variables were measured after 30 d under the described treatments. Results Net photosynthesis. Net photosynthesis (P n ) of cherry tomato

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Furn-Wei Lin, Kuan-Hung Lin, Chun-Wei Wu, Yu-Sen Chang, Kuan-Hung Lin, and Chun-Wei Wu

foliar-treated and chitin (0, 2, and 4 g/kg) was applied directly to the soil. Bar indicates 10 cm. There were significant differences in net photosynthesis and WUE values for the main and interaction effects, except for transpiration in the B effect and

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Alexandra García-Castro, Astrid Volder, Hermann Restrepo-Diaz, Terri W. Starman, and Leonardo Lombardini

more than root growth, causing the shoot:root ratio to decrease. Leaf net photosynthesis rates were lower in RI plants than in CT plants from 10 to 30 DAT ( Fig. 3 ). At 30 DAT, RI plants showed a photosynthesis rate of 2.5 μmol·m −2 ·s −1 compared