蒸腾速率

生理因子胞间CO2浓度、蒸腾速率对Pn的直接线性关系比生态因子更为密切。表明日变化中生理因子直接作用更为主要。

The relationship of intercellular CO2 concentration and transpiration rate to Pn was more closely than ecological factors .

外源ABA对女贞光合及蒸腾速率的影响

Influence of Exogenous ABA on photosynthesis and transpiration rate of Ligustrum lucidum Ait

结果表明，不同pH处理能够显著影响蒸腾速率，同一缓冲液不同pH值下的蒸腾速率差异较大；

The results showed that pH treatment could significantly influence the transpiration .

在净光合速率和蒸腾速率方面，处理C、处理E、处理F均有所提高。

The Pn and Tr were increased in C , E , F treatments .

不同pH值缓冲液对玉米叶片蒸腾速率和相对含水量的影响

Effects of different pH buffer on transpiration and relative water content of maize leaf

在红薯苗期，土壤生物有效性Cu、Pb与红薯的日平均净光合速率和蒸腾速率之间相关显著。

The daily mean value in the seedling stage showed a stronger relationship with soil bioavailable Cu and Pb .

结果显示，水分胁迫导致3个近等基因品系叶片净光合速率、气孔导度、蒸腾速率降低，胞间CO2浓度在轻度和中度胁迫下降低而在重度胁迫下升高；

However , intercellular CO_2 concentration ( Ci ) decreased under slight water stress and increased under severe water stress .

抽苔逆转过程中CAT活性，光合速率、蒸腾速率和气孔导度都下降；抽苔逆转后这些指标逐渐接近正常不抽苔的水平。

CAT activities increased , both of stomatal conductance and rate of photosynthesis increased rapidly and rate of transpiration decreased during bolting ;

结果表明：低浓度硒提高了SOD、POD活性，净光合速率、蒸腾速率和气孔导度，促进了生菜生长，而高浓度硒则起抑制作用；

It shows that low concentration of Se can activate SOD , POD and improve the net photosynthesis speed .

光合有效辐射和CO2浓度是对净光合速率和叶片蒸腾速率影响最强烈的环境因子。

The most important environmental influencing factors on Pn and Tr were photosynthetic active radiation ( PAR ) and CO2 concentration .

CO2浓度升高，气孔阻力增大，蒸腾速率下降。

With the CO 2 concentration enrichment , the stoma resistance will be increased , but the transpiration will be decreased .

CO2浓度升高和干旱胁迫均使叶片气孔阻力增大，蒸腾速率下降。

With the in crease of CO 2 concentration and drought stress , the leaf stoma resistance increase and transpiration rate decrease .

铁杆蒿的蒸腾速率（Tr）随有效光辐射强度（PAR）的增强一直处于上升趋势，没有出现蒸腾速率饱和现象。

With increasing PAR , transpiration rate was increasing along and had no saturation peak .

Pn受多种生理因子的影响，成熟过程中叶绿素含量、气孔导度、蒸腾速率分别与Pn呈正相关；

The Pn is influenced by many physiological factors . During the ripening process , the chlorophyll content , the stomatal conductance and the transpiration rate are positively correlated with Pn .

净光合速率、气孔导度和水分利用效率降低，而胞间CO2浓度和蒸腾速率升高。

Net photosynthetic rate , stomatal conductance and water use efficiency reduced and intercellular CO2 concentration and transpiration rate increased under phosphorus stress .

更新修剪显著提高了不同枝条叶片的光合速率、气孔导度和蒸腾速率，显著降低了叶片胞间CO2浓度。

Renewal pruning significantly increased photosynthetic rate , stomatal conductance and transpiration of different shoots ; and significantly decreased intercellular concentration . 2 .

越冬大棚番茄蒸腾速率变化规律及PLS模型

Variation of transpiration rate of wintering tomato in plastic tents and predication model based on PLS

低磷胁迫下玉米叶片的净光合速率、气孔导度和蒸腾速率也显著下降，胞间CO2浓度升高。

The results were shown that phosphorous starvation decreased net photosynthetic rate , stomatal conductance and transpiration rate , but increased intercellular CO2 concentration .

PAR和TA是影响蜡梅光合与蒸腾速率日进程的主导生态因子。

PAR and Ta were dominant ecological factors limiting the diurnal variation of Pn and Tr for C. praecox .

光合速率的日变化在12：00时B处理要远远大于对照，增加比例为24.35%；穗位叶蒸腾速率B处理明显大于对照，2003年各坡度平均增加282.8%，2002年为350.4%。

Compare diurnal variation of net photosynthetic rate of treatment B to that of check at 12:00 , Sep.2 , 2003 , far more was increased , the increasing rate was 24.35 % ;

许多研究结果表明，较低的蒸腾速率（Tr）与〔CO2〕增加导致气孔关闭有关。

The results of many studies indicate that lower transpiration ( Tr ) is associated with high induced stomatal closure .

光合速率主要与叶片水分导性、蒸腾速率、光照强度和胞间CO2浓度及气压相关。

Pn was found closely correlated with leaf conductance to water , transpiration rate , photosynthetically active radiation , intercellular CO_2 concentration and atmospheric pressure .

蒸腾速率（Tr）分别为0.59,0.67,0.93μmol/（m2·s）；

Transpiration rate ( Tr ) are 0.59,0.67, 0.93 μ mol / ( m ~ 2 · s );

秋季净光合速率呈双峰曲线，影响光合速率的主要因子为光合有效辐射、蒸腾速率、胞间CO2浓度和大气水气压亏缺；

The photosynthetic rate showed a double-peak curve in autumn , the major factors affecting the photosynthetic rate were E , PAR , Ci and VPDL .

结果表明，用光合有效辐射和蒸腾速率对净光合速率矫正的效果最好，其次为CO2增量和叶室内温度。

The effect is best that photosynthetic rate is adjusted by PAR and transpiration rate then is that adjusted by Delta CO2 and leaf chamber temperature .

平均蒸腾速率（ATR）表现为曲率较小的相对平滑的抛物线。

Average TR ( ATR ) curves were comparatively smooth parabola and with a unimportant curvature .

ALA预处理，瓶插6d后后，叶片的气孔导度、蒸腾速率、净光合速率高于对照，即延缓了，预处组叶片胞间CO2浓度低于对照，水分利用率亦低于对照组。

The stomatal conductance , transpiration rate , net photosynthetic rate under ALA Pre-treatment were higher than the control .

测定结果表明三者的光合速率、气孔导度、胞间CO2浓度、蒸腾速率日变化均为“双峰”曲线。

Results showed that diurnal courses of photosynthetic rates , stomatal conductance , intercellular CO2 concentration , and transpiration rate of the3 species were the double-peak type curves .

蒸腾速率（Tr）、和气孔导度（Gs）呈现单峰曲线变化趋势。

The transpiration rate ( Tr ), and stomatal conductance ( Gs ) presented the single-peak curve changing trends . 4 .

4种灌水处理下桃树蒸腾速率（Tr）的日变化具有显著的差异，但变化趋势基本一致。

The diurnal variation of Tr of peach tree has significant differences , but has the same change tendency basically .