Search Results

You are looking at 81 - 90 of 160 items for :

  • intercellular CO2 concentration x
  • Refine by Access: All x
Clear All
Free access

Alefsi David Sánchez-Reinoso, Gustavo Adolfo Ligarreto-Moreno, and Hermann Restrepo-Díaz

using a portable photosynthesis meter (LI-6200; LI-COR, Lincoln, NE), between 1000 and 1500 h. This equipment also estimated the internal CO 2 concentration. In addition, the ratio of intercellular to ambient CO 2 concentration ( C i/ C a ), and

Free access

Brandon R. Smith and Lailiang Cheng

respiration rate decreased curvilinearly as active Fe decreased ( Fig. 4E–F ). Fig. 4. ( A ) CO 2 assimilation rate, ( B ) g S , ( C ) calculated intercellular CO 2 concentration, and ( D ) PSII quantum efficiency of leaves sampled at noon, and

Open access

Gaofeng Zhou, Bixian Li, Jianmei Chen, Fengxian Yao, Guan Guan, Guidong Liu, and Qingjiang Wei

treatment, gas exchange parameters, including the photosynthetic rate (P n ; μmol CO 2 m −2 ·s −1 ), stomatal conductance ( g S ; mmol m −2 ·s −1 ), intercellular CO 2 concentration ( C i ; μmol·mol −1 ), and transpiration rate ( E ; mmol H 2 O m −2 ·s −1

Free access

Smiljana Goreta, Daniel I. Leskovar, and John L. Jifon

obtained upon equilibration at 25 °C. The EL expressed as percent was calculated as Gas exchange measurements. Net photosynthesis (A CO2 ), stomatal conductance ( g s ), intercellular CO 2 concentration (C i ), and leaf temperature were

Free access

Qiansheng Li, Min Deng, Jianjun Chen, and Richard J. Henny

) on the newest developed mature leaves of each treatment. The range of PPFD was set at 5, 15, 25, 50, 100, 250, 500, and 750 μmol·m −2 ·s −1 using the Li-6400-02B light source. The CO 2 concentration was set at 380 μmol·mol −1 , the rate of air

Open access

Renée L. Eriksen, Laban K. Rutto, James E. Dombrowski, and John A. Henning

than it was in ‘Pride of Ringwood’ at 36 to 39 °C ( P < 0.003) ( Fig. 1C ). Intercellular CO 2 concentrations (C i ) remained steady between ≈250 and 300 mol/air at most temperatures, but they were highly variable within cultivars at 15 °C. ‘Cascade

Open access

Guoting Liang, Junhui Liu, Jingmin Zhang, and Jing Guo

rate ( P N ), stomatal conductance ( g s ), the air CO 2 concentration ( C a ), and intercellular CO 2 concentration ( C i ). Water-use efficiency ( W UE ) was calculated as W UE = P N / E , and stomatal limitation ( L s ) was calculated as L s

Open access

Wei Hu, Qing Di, Jingyi Wei, Jie Zhang, and Jia Liu

manufacturer’s instructions. Determination of leaf gas exchange. Net photosynthetic rate ( P N ), g S , intercellular CO 2 concentration ( C i ), and transpiration rate ( E ) were measured on fully expanded leaves between 8:30 and 10:30 am using the

Free access

Yiming Liu, Hongmei Du, Kai Wang, Bingru Huang, and Zhaolong Wang

., 2006 ). Salinity may limit photosynthesis through induction of stomatal closure leading to a reduction in intercellular CO 2 concentration ( Brugnoli and Lauteri, 1991 ) and inhibition of non-stomatal factors such as chlorophyll synthesis

Free access

Dario Mantovani, Adolfo Rosati, and Domenico Perrone

net photosynthesis decreased with both temperature and drought, the intercellular CO 2 concentration increased, both at increasing temperatures (for all drought levels) and at increasing levels of drought, except between field capacity (Ψ L = –0