Results 1 to 10 of about 9,550 (296)

A Low-Cost LoRa Optical Fluorometer–Nephelometer for Wireless Monitoring of Water Quality Parameters in Real Time

open access: yesIEEE Sensors Journal
The real-time monitoring of water quality parameters using optical sensors has become widespread. However, the price of commercial sensors and the ability to integrate them into customized sensing networks can limit their application in research and ...
Soheyl Faghir Hagh   +7 more
semanticscholar   +1 more source

Barnyardgrass control using tank-mixed herbicides with saflufenacil and its influence in photosynthesis and chlorophyll fluorescence

open access: yesCiência Rural
: The objectives of this research were to evaluate the interaction between herbicides mixed with saflufenacil for the control of barnyardgrass and to determine the effect on photosynthetic and chlorophyll fluorescence parameters.
Cassiano Salin Pigatto   +6 more
doaj   +1 more source

Eficiência fotossintética de cultivares de cana-de-açúcar e de diferentes espécies de plantas daninhas após a aplicação do diuron Photosynthetic efficiency of sugarcane cultivars and weed species after diuron application

open access: yesPlanta Daninha, 2012
O objetivo deste trabalho foi avaliar a eficiência fotossintética, através da taxa de transporte de elétrons, de seis espécies de plantas daninhas e três cultivares de cana-de-açúcar após aplicação do herbicida diuron em pós-emergência inicial.
M. Girotto   +5 more
doaj   +1 more source

Comparison of the Sensitivity of the “Floratest” And “FLS 10s” Fluorometers to Plant Dehydration

open access: yesКібернетика та комп'ютерні технології
Introduction. The chlorophyll fluorescence induction (CFI) method enables rapid acquisition of information on the functional state of the photosynthetic apparatus and allows the detection of stress factors of various origins before visual symptoms appear.
Volodymyr Hrusha
doaj   +1 more source

Efeitos na taxa de transporte de elétrons de plantas daninhas após aplicação de amicarbazone Effects on the electron transport rate of weeds after amicarbazone application

open access: yesPlanta Daninha, 2011
Entre os herbicidas registrados para cana-de-açúcar, o amicarbazone é um dos mais importantes para o controle das plantas daninhas, sendo preciso que o herbicida seja absorvido, translocado e que ele alcance os cloroplastos das células das folhas para ...
R Araldi   +5 more
doaj   +1 more source

Relationship between chlorophyll a concentration, light attenuation and diving depth of the Southern elephant seal Mirounga leonina. [PDF]

open access: yesPLoS ONE, 2012
Recently, a number of Antarctic marine environmental studies have used oceanographic parameters collected from instrumented top predators for ecological and physical information.
Thomas Jaud   +3 more
doaj   +1 more source

High spatio-temporal-resolution detection of chlorophyll fluorescence dynamics from a single chloroplast with confocal imaging fluorometer [PDF]

open access: yesPlant Methods, 2016
Chlorophyll fluorescence (CF) is a key indicator to study plant physiology or photosynthesis efficiency. Conventionally, CF is characterized by fluorometers, which only allows ensemble measurement through wide-field detection.
Yi-Chin Tseng, Shi-Wei Chu
semanticscholar   +1 more source

Low-Cost Pocket Fluorometer and Chemometric Tools for Green and Rapid Screening of Deoxynivalenol in Durum Wheat Bran

open access: yesMolecules, 2023
Cereal crops are frequently contaminated by deoxynivalenol (DON), a harmful type of mycotoxin produced by several Fusarium species fungi. The early detection of mycotoxin contamination is crucial for ensuring safety and quality of food and feed products,
Leonardo Ciaccheri   +6 more
doaj   +1 more source

Development of a low-cost and portable smart fluorometer for detecting breast cancer cells.

open access: yesBiomedical Optics Express, 2019
Instruments that allow the detection of fluorescence signal are invaluable tools for biomedical and clinical researchers. The technique is widely used in cell biology to microscopically detect target proteins of interest in mammalian cells.
Mohammad Wajih Alam   +3 more
semanticscholar   +1 more source

Smart and low-cost fluorometer for identifying breast cancer malignancy based on lipid droplets accumulation.

open access: yesPLoS ONE, 2023
The most common cause of breast cancer-related death is tumor recurrence. To develop more effective treatments, the identification of cancer cell specific malignancy indicators is therefore critical.
Shiva Moghtaderi   +4 more
doaj   +1 more source

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