叶绿素
- chlorophyll;phyll-, phyllo-
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(1) [chlorophyll]
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(2) 植物的绿色物质,光合作用所必需,通常存在于分离体中,并且仅仅在有光线和活细胞有铁时才能存在,提取时得到叶绿素a和叶绿素b的混合物,还有不同量的其它色素(如胡萝卜素和叶黄素)
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(3) 几种脂溶性色素的任何一种,构成这类绿色物质
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这一病害使叶绿素遭到不同程度的破坏。
The disease causes varying degrees of destruction of the chlorophyll .
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叶绿素和血红素之间的主要的差别为在卟啉环中心存在一个镁原子。
The chief differences between chlorophyll and heme are the presence of a magnesium atom in the center of the porphyrin ring .
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细菌光合作用的色素是细菌叶绿素。
The photosynthetic pigment in bacteria is bacteriochlorophyll .
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如今的植物之所以是绿色的,是因为它们利用绿色的叶绿素来产生能量。
Plants today are green because they use green chlorophyllto produce energy .
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用化学计量法-分光光度法测定活体叶片中叶绿素a、b的含量
Determination of Chlorophyll a , b in Living Leaves by Chemometrics-Spectrophotometry
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同步荧光分析法同时测定叶绿素a和叶绿素b
Simultaneous Determination of Chlorophyll a and Chlorophyll b by Synchronous Fluorimetry
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分析叶绿素a及b的比值,果穗叶层最低。
As for chlorophyll a / chlorophyll b , ear leaf was lowest ;
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叶绿素a、b和类胡萝卜素含量随着叶龄的增加而增加,但前10天增长快,以后缓慢,而且叶绿素a增长更快。
The content of chlorophyll a , b and carotenoid increased with the age up .
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叶绿素b比a对水分胁迫反应敏感。
The response of chlorophyll B to water stress was more sensitive than that of chlorophyll A.
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叶绿素寡聚体的光化学性质及其水悬浮液在光下的pH变化
Photochemistry of chlorophyll oligomer and the pH change in its suspension under light
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蚕沙叶绿素的降解及二氢卟吩e6醚衍生物的合成
Degradation of Silkworm Excrement Crude Chlorophyll and Synthesis of Chlorin e_6 Ether Derivatives
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叶绿素b含量低的水稻突变体的光合功能衰退及其与活性氧的关系
Decline of Photosynthetic Function and Its Relation with Active Oxygen in a Rice Mutant with Low Chlorophyll b Content
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H2O2处理对水稻不同耐冷品种幼苗叶绿素荧光参数的影响
Effect of H_2O_2 on Chlorophyll Fluorescence Parameters in Rice Seedlings Differing in Cold Tolerance
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干旱胁迫下硫对玉米叶绿素及MDA含量的影响
Effects of sulfur nutrition on chlorophyll and MDA of maize under drought stress
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南海北部秋季营养盐、溶解氧、pH值和叶绿素a分布特征及相互关系
Distribution of Macro-nutrients , Dissolved Oxygen , pH and Chl a and Their Relationships in Northern South China Sea
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用TM图象估算海表面叶绿素浓度的神经网络模型
A neural network model for estimating sea surface chlorophyll from thematic mapper imagery
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估计生化参数如叶绿素a,叶绿素b,类胡罗卜素,并观测了受有效微生物群影响的生节情况。
The nodulation status influenced by EM was also observed along with the estimation of chemical parameters like chlorophyll a , chlorophyll b and carotenoid .
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转色前用ABA处理后加速果皮叶绿素的降解,但抑制果皮类胡萝卜素的积累;
ABA treatment accelerated chlorophyll degradation and inhibited carotenoid accumulation ;
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不同铅浓度污染下晚松叶绿素a、叶绿素b、类胡萝卜素含量间差异极显著,Pb浓度比污染胁迫时间对叶绿素含量的影响更大;
The chlorophyll a content , chlorophyll b content and carotenoid content of Pinus rigida leaves differed extremely in different Pb treatments .
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水分胁迫条件下CO2加富对枇杷叶绿素荧光及抗氧化酶的影响
Effects of CO_2 enrichment on chlorophyll fluorescence and antioxidative enzymes in loquat ( Eriobotrya japonica Lindl . ) under the condition of water-stress
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利用PROSPECT模型和实测的玉米叶片光谱数据,得出了叶肉结构参数N,从而模拟了在不同的叶绿素和水分含量下玉米叶片的光学特性;
In this study using PROSPECT Model and in situ optical measurement of corn leaf , mesophyll structure parameter N of different growth phase as calculated .
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甘薯可溶性蛋白、叶绿素及ATP含量变化与品种抗旱性关系的研究
Relationship Among Soluble Protein , Chlorophyll and ATP in Sweet potato Under Water Stress with Drought Resistance
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增强的紫外光B(UV-B)辐射明显降低柚树苗叶片叶绿素,可溶性蛋白含量,增加可溶性糖含量。
Enhanced UV-B radiation significantly decreased the contents of chlorophyll , soluble protein of pomelo seedlings , increased soluble sugar content .
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通过营养液水培试验,研究了不同浓度Cd对烤烟生物量、叶绿素含量、抗氧化酶系统的影响。
Effects of cadmium with different concentrations on the growth and activated oxygen-scavenging system of flue-cured tobacco were studied with water culture experiment .
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灌浆期颖果叶绿素含量、光合速率、呼吸速率、CAT和SOD活性及颖壳叶绿素含量呈逐渐减小的变化趋势;
The chlorophyll content , photosynthetic rate , and activities of CAT and SOD in caryopses decrease gradually during the rice grain filling .
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PP(333)、GA3对麝香百合切花品质及叶绿素含量的影响初探
A Study on the Influence of PP_ ( 333 ) and GA_3 on the Quality and Chlorophyll Content of Lilium longiflorum Thunb
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叶绿素a、b的含量与遮荫梯度正相关,而叶绿素a/b则与遮荫梯度负相关(P<0.01)。
Chlorophyll content of population Emei and Ya'an has positive correlation ( P < 0.01 ), while chlorophyll a / b has negative correlation ( PO . 01 ) with shade degree .
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基于MODIS模拟的辽东湾叶绿素a的遥感反演模型
Remotely sensed retrieval model of chlorophyll a in Liaodong Gulf based on MODIS band simulation
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外施Spd可促进叶绿素含量、光合速率及气孔导度增加。
Exogenous spermidine enhanced the content of chlorophyll , Pn , Gs .
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水稻剑叶叶绿素含量相关性状的QTL分析
Analysis of QTL Underlying the Traits Relative to the Chlorophyll Contents of the Flag Leaf in Rice