补偿点

大豆叶片CO2补偿点和光呼吸的关系

Relationship Between the CO_2 Compensation Point and Photorespiration in Soybean Leaves

还测定了光补偿点，光饱和点和CO2补偿点。

Light compensation point , saturation point and CO2 compensation point were also determined .

CO2补偿点在90～116μl。

The CO2 compensation points were at 90-116 ul .

A和B的光补偿点仅有少许增大，而C的明显增大。

The light compensation points of A and B increased a little , while the light compensation point of C increased obviously .

NaHSO3可提高茄子幼苗光饱和点，降低光补偿点、CO2补偿点。

NaHSO_3 could enhance light saturation point and lower light compensate point of eggplant seedlings .

CO2补偿点高地小麦比低地的较低。

In addition , the CO2 compensation point of winter wheat grown at highland is lower than at lowland .

光补偿点及CO2补偿点升高。

The light compensation point ( LCP ) and CO2 compensation point ( CCP ) enhanced .

不同叶位的CO2补偿点均随温度的升高而增大。

Compensation point of CO2 of leaves in different leaf positions increased with the temperature increasing . 2 .

本文还利用光饱和点、CO2补偿点、Hill反应等指标对选择优良无性系进行了探讨。

To use light saturation point , CO2 compensation point and Hill reaction as indices for breeding best clones was also discussed .

温度上升到32℃以后，CO2补偿点、饱和点和净光合速率下降。

When the temperature was increased to 32 ℃, the compensatio point , saturation point and net photosynthetic rate decreased .

在15～35℃的范围内，光补偿点、CO2的饱和点和补偿点随温度的升高而升高。

Within the range of 15 ~ 35 ℃, light compensation point , CO2 saturation point and CO2 compensation point raised as temperature raised .

在UV-C辐射情况下，CO2补偿点的变化则是先降低随后升高。

Under UV-C condition , CO2 compensation point decreased firstly and then increased .

CO2浓度升高使光合补偿点降低是CO2施肥效应的重要生理因素之一。

CO_ 2 enrichment causing the photosynthesis compensation point to lower is one of the important physiological factors of the CO_2 fertilisation effect .

高浓度CO2在降低甜瓜幼苗光补偿点的同时，还使光饱和点升高。

With increasing CO_2 concentration , the light compensation point ( LCP ) decreased , but the light saturation point ( LSP ) increased .

CO2饱和点和CO2补偿点随着O2浓度的增加而增大，羧化速率为0.1054～0.4308，随着O2浓度的增加而减小；

CO_2 saturation point and CO2 compensation point increase along with the O_2 concentration increase , so the speed is 0.1054-0.4308 , reduces along with O_2 concentration increase ;

两品种的群体光补偿点为180～190μE·m－2·s－1，鲁谷10号对高光强的利用率高于矮88。

The canopy light compensate points of two varieties were from 180 to 190 μ E. m-2 . s-1 . Utilization efficiency for higher intense solar radiation of Lugu No.

结果表明：人参叶片光合作用CO2补偿点为36.6μmol.mol-1。

The results showed that photosynthetic CO_2 compensation point was 36.6 μ mol · mol ~ ( - 1 ) in leaves of Panax ginseng .

光与CO2饱和点增加，补偿点相应降低；

Both the light compensation point and the CO2 compensation point were decreased with both the light saturation point and the CO2 saturation point increasing on the grafted eggplants ;

植物的光补偿点、饱和点以及叶绿素含量、叶绿素a／b值都是衡量植物耐阴性的重要指标，植物的表皮特征以及叶片解剖结构与耐阴性关系密切。

Light compensation points , light saturation points , chlorophyll contents and value of Ca / Cb can all be important index of shade-tolerance , leaf epidermis and anatomical character had close relation with shade-tolerance .

栓皮栎叶片具有较高的CO2补偿点和光饱和点说明栓皮栎是喜光的C3植物。

The main results were as follows : 1 . The oriental oak had high CO_2 compensation point and high light saturation point , which showed that it was a light-demanding C_3 plant .

温度补偿点降低；光合作用启动时间（STP）延长。

At the same time , the start time of photosynthesis ( STP ) prolonged .

用接近CO2补偿点的低浓度CO2处理叶片的实验结果表明，叶片净光合作用具有对Ci在生化水平上直接响应的能力。

By briefly lowering the leaf intercellular CO2 levels near the CO2 compensation point , net photosynthetic rate could be significantly reduced in direct response to Ci .

随着海拔的升高，CO2补偿点降低，有利于植物对高海拔地区低CO2分压环境的适应。

With the elevation increasing , the O_2 compensate point decreased , which favored for adaptability of plants to the circumstance of low CO_2 pressure in higher elevation regions .

水中缺乏游离CO＿2时，菹草的光补偿点提高，光饱和点下降，对氮、磷营养盐的吸收速率显著降低。

The light compensation point of P. crispus increases , light saturation point decreases and the rate of uptake N and P nutrients by P. crispus descends in available carbon short-age in water .

漆树的光合特性&1.漆树的光合强度、CO2补偿点及RuBP羧化酶活性的测定及分析

The Photosynthetic Characteristics in Rhus verniciflua & 1 . To Determine and Analyse the Photosynthetic Intensity , CO_2 Compensation Points and RuBP Carboxylase

随着光强增加益智光补偿点（LCP）和光饱和点（LSP）均会提高；

The light compensation point ( LCP ) and light saturation point ( LSP ) of A.oxyphyIla improved with light intensity enhancing .

叶片的羧化效率为0.02665，CO2补偿点为66.1μmol·mol-1。

Carboxylation efficiency of leaves was about ( 0.02665 ) and CO_2 compensation point was ( 66.1 μ mol · mol ~ ( - 1 )) .

嫁接苗比自根苗有较低的光补偿点（LCP）和CO2补偿点（CCP），较高的光饱和点（LSP）和CO2饱和点（CSP）；

The grafted seedlings presented lower light compensation point , lower CO_2 compensation point but higher light saturation point and higher CO_2 saturation point than the scion-root seedling ;

丹参叶片CO2补偿点为30μmol/mol，CO2饱和点为800μmol/mol，叶片的羧化效率为0.0752，说明丹参为C3植物。

CO-2 saturation point , compensation point and carboxylation efficiency are 30 μ mol / mol , 800 μ mol / mol and 0.075 2 . S. miltiorrhiza is a C-3 plant .

在观测甘薯光合速率和气孔导度日变化的同时，研究了一天中不同时刻甘薯叶片的羧化效率，光合活力，CO2补偿点及气孔限制值的变化。

The diurnal variations of photosynthsis and stomatal conductance were studied in sweet potato leaves , and the carboxylation efficiency , photosynthetic capacity , CO2 compensation point and stomatal limitation were also measured in different times of the day .