chlorophyll a

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Noun1.chlorophyll a - a blue-black plant pigment having a blue-green alcohol solution; found in all higher plants
chlorophyl, chlorophyll - any of a group of green pigments found in photosynthetic organisms; there are four naturally occurring forms
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References in periodicals archive
Static fluorescence anisotropy measurements of chlorophyll a in micellar medium were performed using the 433 nm excitation wavelength.
Spectroscopic Properties of the Interaction between Chlorophyll and Agrochemicals
Fast chlorophyll a fluorescence rise kinetics based in the "Theory of Energy Fluxes in Biomembranes", has been used widely for quick and large-scale evolution of stress tolerance in plants, due to its quick, nondestructive and precise characteristic (Strasser et al.
PERFORMANCE INDEX DERIVED FROM CHLOROPHYLL A FLUORESCENCE INDUCTION CURVE INDICATES THE SALT INDUCED GRAIN YIELD LOSS IN WHEAT
In this work, the performance of DSSCs with natural chlorophyll as the sensitizer at various concentrations was studied.
Performance Enhancement of Dye-Sensitized Solar Cells Using a Natural Sensitizer
The researchers showed that the conversion of chlorophyll a to chlorophyll f requires only this one enzyme in a simple system that could represent an early intermediate stage in the evolution of photosynthesis.
Harnessing Power of Photosynthesis
For 'FHIA-18', negative associations occurred between leaf Ca contents and the indices of chlorophyll a and b (-0.95 and -0.87, respectively) and between leaf Cu contents and chlorophyll b (-0.87); for 'Prata-Ana', between the leaf Na contents and the indices of chlorophyll a, b and total: -0.90, -0.81 and -0.86, respectively (Table 5).
Chlorophyll index for real-time prediction of nutritional status of 'Prata' banana/Indice de clorofila para predicao do estado nutricional de bananeiras tipo Prata em tempo real
Photosynthetic pigments, nitrogen, chlorophyll a fluorescence and SPAD-502 readings in coffee leaves.--Sci.
Assessment and calibration of non-invasive leaf chlorophyll meter for wheat (Triticum aestivum L.) under the effect of ultraviolet radiations
Characteristics, namely, height, GBH, chlorofluorescence, chlorophyll a, chlorophyll b, total chlorophyll, chlorophyll ratio, protein, and sugar exhibited significantly both positive and negative correlation.
Variability in growth, physiological, and biochemical characteristics among various clones of Dalbergia sissoo in a clonal seed orchard
Unlike day 14, no significant differences in chlorophyll a, b, and a+b content were observed (Table 4).
Responses of Brassica juncea to lead spiked Memphis silt loam soil
The amount of chlorophyll a and chlorophyll b being detected in these PLBs has no significant different.
Cryopreservation of Brassia rex orchid hybrid using DMSO vitrification technique
The reaction center is awaiting the sun after a dark night But how are the two chlorophyll a's to capture the light?
An Ode to PSII
Absorbance of chlorophyll a and b at 652 and 663 nm was determined by spectroscopy using a BioRad 3000 Smart-Spec uv/vis spectrophotometer.
Chlorophyll content of common bean plants (Phaseolus vulgaris) treated with N-1-naphthylpthalmic acid (NPA)
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