Results 31 to 40 of about 86,147 (197)

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

Efeito do hexazinone isolado e em mistura na eficiência fotossintética de Panicum maximum Effect of hexazinone applied alone and in combination on the photosynthetic efficiency of Panicum maximum

open access: yesPlanta Daninha, 2012
Esta pesquisa teve como objetivo avaliar a velocidade e intensidade de ação do hexazinone isolado e em mistura com outros inibidores do fotossistema II, através da eficiência fotossintética de Panicum maximum em pós-emergência.
M. Girotto   +4 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

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

Proximal and Remote Sensing Monitoring of the ‘Spinoso sardo’ Artichoke Cultivar on Organic and Conventional Management

open access: yesHorticulturae
The development of new techniques to improve crop management, especially through precision agriculture methods and innovations, is crucial for increasing crop yield and ensuring high-quality production. The horticultural sector is particularly vulnerable
Alessandro Deidda   +7 more
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

Low thermal mass fluorometer [PDF]

open access: yes, 2007
The present invention provides core technologies necessary for a portable, low cost, thermal-regulating LED-based handheld fluorometer. The regulated fluorometer is based on a low thermal mass infrared heater, and an orthogonal ...
Fries, David P.   +2 more
core  

Photosynthetic parameters measured or calculated by PAM fluorometer.

open access: yes, 2018
Photosynthetic parameters measured or calculated by PAM fluorometer.
Tawnya D. Peterson (239885)   +2 more
core   +1 more source

Determining the Distribution of Fluorescent Organic Matter in the Indian Ocean Using in situ Fluorometry

open access: yesFrontiers in Microbiology, 2020
In order to determine the dynamics of marine fluorescent organic matter (FOM) using high-resolution spatial data, in situ fluorometers have been used in the open ocean.
Masahito Shigemitsu   +4 more
doaj   +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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