Articles with "chlorophyll" as a keyword



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Modification of sea surface temperature by chlorophyll concentration in the Atlantic upwelling systems

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016jc012330

Abstract: The influence of the chlorophyll on the upper Tropical Atlantic ocean is investigated with long term (1979-2012) regional oceanic simulations with 1/4° horizontal resolution based on the NEMO3.6 model. The model solar radiation penetration scheme… read more here.

Keywords: chlorophyll concentration; surface; chlorophyll; sea surface ... See more keywords
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Revisiting Ocean Color algorithms for chlorophyll a and particulate organic carbon in the Southern Ocean using biogeochemical floats

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017jc012844

Abstract: The Southern Ocean (SO) ecosystem plays a key role in the carbon cycle by sinking a major part (43%) of the ocean uptake of anthropogenic CO2, and being an important source of nutrients for primary… read more here.

Keywords: organic carbon; carbon; biogeochemical floats; southern ocean ... See more keywords
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Synchrony in fall leaf drop: chlorophyll degradation, color change, and abscission layer formation in three temperate deciduous tree species.

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Published in 2019 at "American journal of botany"

DOI: 10.1002/ajb2.1247

Abstract: PREMISE OF THE STUDY Deciduous tree species remove some nutrients from their leaves during fall leaf senescence through retranslocation. Retranslocation impacts the timeline of leaf fall, amount of active chlorophyll, and overall leaf nitrogen content… read more here.

Keywords: layer formation; abscission layer; chlorophyll; fall ... See more keywords
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Best hyperspectral indices for assessing leaf chlorophyll content in a degraded temperate vegetation

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Published in 2018 at "Ecology and Evolution"

DOI: 10.1002/ece3.4229

Abstract: Abstract Extensive studies have focused on assessing leaf chlorophyll content through spectral indices; however, the accuracy is weakened by limited wavebands and coarse resolution. With hundreds of wavebands, hyperspectral data can substantially capture the essential… read more here.

Keywords: first order; chlorophyll content; leaf chlorophyll; assessing leaf ... See more keywords
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Acibenzolar-S-methyl activates mitogen-activated protein kinase cascade to mediate chlorophyll and carotenoid metabolisms in the exocarp of Docteur Jules Guyot pears.

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Published in 2022 at "Journal of the science of food and agriculture"

DOI: 10.1002/jsfa.11797

Abstract: BACKGROUND Acibenzolar-S-methyl (ASM), a well-known plant activator, has been used to protect fruit and vegetable from fungal invasion and maintain quality. However, little is known about the molecular mechanism of ASM in regulating chlorophyll and… read more here.

Keywords: chlorophyll; cascade; acibenzolar methyl; carotenoid metabolisms ... See more keywords
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Deep chlorophyll maxima across a trophic state gradient: A case study in the Laurentian Great Lakes

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Published in 2020 at "Limnology and Oceanography"

DOI: 10.1002/lno.11464

Abstract: Abstract Deep chlorophyll maxima (DCM) are common in stratified lakes and oceans, and phytoplankton growth within DCM often contributes significantly to total system production. Theory suggests that properties of DCM should be predictable by trophic… read more here.

Keywords: dcm; trophic state; chlorophyll maxima; chlorophyll ... See more keywords
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DELLA proteins negatively regulate dark-induced senescence and chlorophyll degradation in Arabidopsis through interaction with the transcription factor WRKY6

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Published in 2018 at "Plant Cell Reports"

DOI: 10.1007/s00299-018-2282-9

Abstract: Key messageDELLA proteins’ negative regulation of dark-induced senescence and chlorophyll degradation in Arabidopsis is through interaction with WRKY6 and thus repression of its transcriptional activities on senescence-related genes.AbstractSenescence is an intricate and highly orchestrated process… read more here.

Keywords: senescence; dark induced; dark; chlorophyll ... See more keywords
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Photosynthetic Gas Exchange and Chlorophyll a Fluorescence in Salicornia brachiata (Roxb.) Under Osmotic Stress

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Published in 2021 at "Journal of Plant Growth Regulation"

DOI: 10.1007/s00344-021-10311-8

Abstract: Osmotic stress negatively affects the photosynthetic efficiency and cause a significant loss of crop productivity. Salicornia brachiata (Roxb.) is a eu-halophyte. We hereby report on photosynthetic gas exchange and chlorophyll fluorescence in S. brachiata under… read more here.

Keywords: gas exchange; psii; brachiata; stress ... See more keywords
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Frontal dynamics boost primary production in the summer stratified Mediterranean sea

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Published in 2017 at "Ocean Dynamics"

DOI: 10.1007/s10236-017-1058-z

Abstract: Bio-physical glider measurements from a unique process-oriented experiment in the Eastern Alboran Sea (AlborEx) allowed us to observe the distribution of the deep chlorophyll maximum (DCM) across an intense density front, with a resolution (∼… read more here.

Keywords: dcm; production; sea; relationship ... See more keywords
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A novel SMLR-PSO model to estimate the chlorophyll content in the crops using hyperspectral satellite images

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Published in 2018 at "Cluster Computing"

DOI: 10.1007/s10586-018-2243-7

Abstract: The estimating the chlorophyll contents in the crops helps to identify the condition of crops and different classification of crops with soil characteristics in order to assist the farmer or others with agriculture growth. In… read more here.

Keywords: estimate chlorophyll; novel smlr; using hyperspectral; model ... See more keywords
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Evaluating sensitivity of hyperspectral indices for estimating mangrove chlorophyll in Middle Andaman Island, India

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Published in 2019 at "Environmental Monitoring and Assessment"

DOI: 10.1007/s10661-019-7679-6

Abstract: Mangroves are the highly productive and extensive ecosystem in the tropical coasts. Chlorophyll is the key foliar determinant of mangrove productivity. Optical characteristics of mangrove markedly differ from land vegetation; hence, defining narrowband spectral indices… read more here.

Keywords: mangrove chlorophyll; middle andaman; chlorophyll middle; chlorophyll ... See more keywords