Search Results

You are looking at 21 - 30 of 198 items for :

  • "net photosynthetic rate" x
Clear All
Restricted access

Deron Caplan, Mike Dixon and Youbin Zheng

fertigation of the drought group was compared with that of the control, measured at an equal interval after the control plants were last irrigated. Leaf net photosynthetic rate. Leaf net photosynthetic rate (P n ) was measured each day between 8 and 9 h into

Free access

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

-component exponential function equation A = a (1 – e −bx ) + c ( Watling et al., 2000 ), where A = net photosynthetic rate and x = PPFD ; a, b, and c were parameters estimated by the nonlinear regression. Light-saturated photosynthesis rate A sat was calculated as a

Free access

Richard J. Henny, James R. Holm, Jianjun Chen and Michelle Scheiber

-old diploid (left) and tetraploid (right) Dieffenbachia × ‘Star Bright M-1’. Photosynthetic comparison showed that tetraploids had significantly higher net photosynthetic rate but lower g S , intercellular CO 2 concentration, and transpiration rate than

Free access

Qin Shi, Yunlong Yin, Zhiquan Wang, Wencai Fan and Jianfeng Hua

recovered to C levels. Fig. 3. Variation in mean (and standard error, n = 6) ( A ) net photosynthetic rate ( P n ), ( B ) stomatal conductance ( g S ), ( C ) transpiration rate ( T r ), and ( D ) intercellular CO 2 concentration ( C i ) in T .118 of C

Free access

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

water potential, ( B ) net photosynthetic rate (P n ), ( C ) stomatal conductance ( g S ), and ( D ) intercellular CO 2 concentration (Ci) of leaves of micropropagated apple trees in response to half-root water stress (▼) and whole-root water stress

Free access

Yajun Chen, Jingjin Yu and Bingru Huang

other factors such as metabolic activity of carboxylation. Fig. 6. Changes in net photosynthetic rate (P n ) of tall fescue leaves in response to 15 d of drought stress and 6 d of rewatering under ambient CO 2 concentration (400 μmol·mol −1 ) or

Free access

Xiaoya Cai, Terri Starman, Genhua Niu, Charles Hall and Leonardo Lombardini

10%, WUE increased more rapidly in ‘RADrazz’ than the other three cultivars ( Fig. 3 ). Fig. 2. Relationship between leaf net photosynthetic rate (P n ), stomatal conductance ( g S ), transpiration rate (E), and the substrate moisture content (SMC

Restricted access

Jianming Sun, Yiming Liu, Xianglin Li and Bingru Huang

drought stress in tall fescue could be associated with the alteration of protein accumulation under drought stress, as discussed in the following paragraphs. Fig. 1. Responses of leaf net photosynthetic rate (Pn) ( A ) and photochemical efficiency (Fv

Restricted access

Chang-Tsern Chen, Ching-Lung Lee and Der-Ming Yeh

Ci (380–390 μmol·mol −1 CO 2 ). Table 4. Effects of nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), or magnesium (Mg) deficiencies on net photosynthetic rate ( Pn ), stomatal conductance ( g S ), and intercellular carbon dioxide

Restricted access

Yuya Mochizuki, Saori Sekiguchi, Naomi Horiuchi, Thanda Aung and Isao Ogiwara

( Fig. 2B and D ). Fig. 2. Responses of net photosynthetic rates to irradiance for strawberry leaves—adaxial side of ( A ) mature leaves and ( B ) young leaves, abaxial side of ( C ) mature leaves and ( D ) young leaves—by blue, green, and red light