Results 1 to 10 of about 287,123 (361)

Satellite-derived global chlorophyll-a anomaly products

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2021
We describe our effort to produce the first-ever near-real-time (NRT) global daily chlorophyll-a (Chl-a) anomaly products that can be used to detect and identify algae blooms from satellite ocean color measurements such as those from the Visible Infrared
Menghua Wang   +3 more
doaj   +1 more source

Determination of the chlorophyll content of pistachio (Pistacia vera L.) kernels using various extraction techniques [PDF]

open access: yesJournal on Processing and Energy in Agriculture, 2019
The pistachio (Pistacia vera L.), a small nut tree belonging to the Anacardiaceae family, is extensively grown in Turkey, which is one of the leading world producers of pistachios.
Nogay Gözde   +5 more
doaj   +1 more source

Picophytoplankton distribution along Khatanga Bay-shelf-continental slope environment gradients in the western Laptev Sea

open access: yesHeliyon, 2021
The spatial variations of photosynthetic picoplankton abundance and biomass and the picoplankton's contribution to chlorophyll a concentration along the transect from Khatanga Bay to the continental slope in the western part of the Laptev Sea were ...
Tatiana A. Belevich   +4 more
doaj   +1 more source

Conversion of Chlorophyll b to Chlorophyll a via 7-Hydroxymethyl Chlorophyll [PDF]

open access: yesJournal of Biological Chemistry, 1996
Chlorophyll b is synthesized from chlorophyll a by the oxidation of the methyl group on the ring B of the tetrapyrrole ring to the formyl group. Previously, we reported that chlorophyllide b could be converted to chlorophyll a in isolated cucumber etioplasts indicating the conversion of chlorophyll b to chlorophyll a.
H, Ito, T, Ohtsuka, A, Tanaka
openaire   +2 more sources

Subsurface Chlorophyll-a Maxima in the Southern Ocean

open access: yesFrontiers in Marine Science, 2020
Our review of the literature has revealed Southern Ocean subsurface chlorophyll-a maxima (SCMs) to be an annually recurrent feature throughout the basin. Most of these SCMs are different to the “typical” SCMs observed in the tropics, which are maintained
Kimberlee Baldry   +4 more
doaj   +1 more source

Hybrid Semi-Analytical Algorithm for Estimating Chlorophyll-A Concentration in Lower Amazon Floodplain Waters

open access: yesFrontiers in Remote Sensing, 2022
The Amazon Basin is the largest on the planet, and its aquatic ecosystems affect and are affected by the Earth’s processes. Specifically, Amazon aquatic ecosystems have been subjected to severe anthropogenic impacts due to deforestation, mining, dam ...
Rogério Flores Júnior   +10 more
doaj   +1 more source

Strengthened ocean-desert process in the North Pacific over the past two decades

open access: yesEnvironmental Research Letters, 2021
North Pacific ocean desert (NPOD) refers to the subtropical North Pacific Ocean of low chlorophyll-a (Chl-a) concentrations, as the largest ocean desert globally. Studies have suggested a development of NPOD over recent decades based on limited evidences
Siyu Meng   +9 more
doaj   +1 more source

Effect of Tytanit® on the Physiological Activity of Wild Strawberry (Fragaria vesca L.) Grown in Salinity Conditions

open access: yesActa Universitatis Cibiniensis. Series E: Food Technology, 2020
Progressive global warming and decreasing freshwater resources are forcing to look for alternative solutions in plants cultivation. The use of saltwater and cultivation in saline areas becomes increasingly common.
Auriga Alicja   +2 more
doaj   +1 more source

Phytoplankton Bloom Dynamics in Incubated Natural Seawater: Predicting Bloom Magnitude and Timing

open access: yesFrontiers in Marine Science, 2021
Phytoplankton blooms can cause imbalances in marine ecosystems leading to great economic losses in diverse industries. Better understanding and prediction of blooms one week in advance would help to prevent massive losses, especially in areas where ...
Jin Hee Ok   +8 more
doaj   +1 more source

Chlorophyll and Chlorophyll Catabolite Analysis by HPLC [PDF]

open access: yes, 2018
The most obvious event of leaf senescence is the loss of chlorophyll. Chlorophyll degradation proceeds in a well-characterized pathway that, although being common to higher plants, yields a species-specific set of chlorophyll catabolites, termed phyllobilins.
Das, Aditi   +2 more
openaire   +3 more sources

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