chlorophyll b


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Words related to chlorophyll b

a dark-green plant pigment having a brilliant green alcohol solution

References in periodicals archive ?
Both, concentration of chlorophyll a and chlorophyll b were increased in partially coloured bracts.
At flowering time, 20 plants were chosen randomly from each plot to determine yield attributes including chlorophyll a, chlorophyll b (by spectrometer), chlorophyll ab, total chlorophyll (by chlorophyll measurement), and yield per hectare and stomatal Conductance.
Thus, the use of the portable chlorophyll meter to determine the chlorophyll b content in the leaves of castor oil plants is not precise enough to allow its adoption in research activities.
The leaf chlorophyll a concentration appeared to be reduced to a greater proportion than chlorophyll b concentration in these greenbug-damaged leaves (Table 1).
The absorbance values (A663, A646 and A470) of the extracted solution were measured using UV-visible spectrophotometer at the wavelength of 663nm, 646nm and 470nm, the concentration (mg L-1) of chlorophyll a (Chl a), chlorophyll b (Chl b) and carotenoid (Cx.
Absorption measurements were used to quantify the chlorophyll a, chlorophyll b, and total chlorophyll concentrations, based on the equations reported by Wellburn (1994).
Amounts of chlorophyll a, chlorophyll b, and total carotenoids were calculated as described previously (Lichtenthaler and Wellburn, 1983).
When first identified in 1985, Prochlorothrix intrigued biologists because it has both chlorophyll a and chlorophyll b -- a combination of photosynthetic pigments that closely resembles the pigments inside chloroplasts.
These results indicated that the yellow- green leaf color o f burley tobacco was not the result of imbalance in content ratio between chlorophyll a and chlorophyll b, but the abnormal lower content of total chlorophyll in its leaves.
Significantly higher chlorophyll a, chlorophyll b, and total chlorophyll contents were found in the mycorrhizal plants than in the non- mycorrhizal plants.