Results 31 to 40 of about 126,827 (208)

Perspective of Monitoring Heavy Metals by Moss Visible Chlorophyll Fluorescence Parameters

open access: yesFrontiers in Plant Science, 2019
Chlorophyll fluorescence measurements have been mainly applied to investigate the functioning of the photosynthetic apparatus in the diagnosis of environmental stress.
Yang-Er Chen   +4 more
doaj   +1 more source

Chlorophyll Fluorescence Measurements in Arabidopsis Wild-type and Photosystem II Mutant Leaves

open access: yesBio-Protocol, 2015
Chlorophyll fluorescence measurement is a widely used technique to determine photosynthetic performance. Light energy absorbed by a chlorophyll molecule can be dissipated by driving photochemical energy conversion, as heat in non-photochemical quenching ...
Iris Steinberger   +2 more
doaj   +1 more source

Chlorophyll a fluorescence and development of zucchini plants under nitrogen and silicon fertilization

open access: yesAgronomía Colombiana, 2020
Zucchini (Cucurbita pepo L.) has a great economic and productive potential in the semi-arid region of Brazil, due to the wide acceptance by consumers and quick financial return.
Jackson de Mesquita Alves   +7 more
doaj   +1 more source

A Global lake ecological observatory network (GLEON) for synthesising high-frequency sensor data for validation of deterministic ecological models [PDF]

open access: yes, 2014
A Global Lake Ecological Observatory Network (GLEON; www.gleon.org) has formed to provide a coordinated response to the need for scientific understanding of lake processes, utilising technological advances available from autonomous sensors.
Arvola, Lauri   +23 more
core   +3 more sources

The effect of physiological age of potato plants on chosen chlorophyll fluorescence parameters

open access: yesPlant, Soil and Environment, 2015
Potato (Solanum tuberosum L.) crop is the world's number one non-grain food commodity and the fourth main food crop in the world after maize, rice and wheat. It is a typical plant mainly of temperate climate.
K. Rykaczewska, D. Mańkowski
doaj   +1 more source

Subsurface chlorophyll maxima reduce the performance of non-photochemical quenching corrections in the Southern Ocean

open access: yesFrontiers in Marine Science
Non-photochemical quenching (NPQ) within phytoplankton cells often causes the daytime suppression of chlorophyll fluorescence in the Southern Ocean. This is problematic and requires accurate correction when chlorophyll fluorescence is used as a proxy for
Kimberlee Baldry   +7 more
doaj   +1 more source

Chlorophyll fluorescence in pepper seedlings after seed priming and induction of salt stress [PDF]

open access: yesRevista Ceres
Chlorophyll fluorescence analysis is a method that has been widely disseminated among researchers for ensuring fast, accurate and non-destructive results.
Júlia Gabriella da Silva Rocha Nobre   +5 more
doaj   +1 more source

A Mathematical model to guide Genetic Engineering of Photosynthetic Metabolism [PDF]

open access: yes, 2017
open5noThe optimization of algae biomass productivity in industrial cultivation systems requires genetic improvement of wild type strains isolated from nature.

core   +1 more source

SHADE TOLERANCE OF MARIGOLD PLANTS (Calendula officinalis)

open access: yesRevista U.D.C.A Actualidad & Divulgación Científica, 2015
Pot marigold (Calendula officinalis L.) is the second most commonly-sold medicinal herb in Colombia. The study was performed in Tunja, Colombia, in which chlorophyll and carotenoid content were evaluated in pot marigold grown under low and high light ...
Fánor Casierra-Posada   +1 more
doaj   +3 more sources

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