Psii quantum yield
WebMar 27, 2024 · where F0and F0′are the minimal fluorescence yields of the dark-adapted and light-adapted states,respectively;Fmis the maximal fluorescence yield of the dark-adapted state;Fm′is the fluorescence during the saturating pulse in a steady state;Fsis the actual fluorescence;Fv/Fmdenotes the maximal quantum yield of PSII photochemistry;NPQis … Webquantum yield of photosystems II (Φ PSII), non-photochemical quenching (NPQ), leaf nutrient content (N, P K, Ca, and Mg) and yield were assessed during the dry (DS) and rainy seasons (RS). On average, A and E decreased by 33 and 22 %, respectively under drought, whereas WUE was higher during RS. Clones exhibited an
Psii quantum yield
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WebNov 8, 2024 · Specifically, ppGpp accumulation causes a decrease in photosynthesis – reducing maximal quantum efficiency (F v /F m) and operating efficiency (or quantum yield) and electron transport rate (Sugliani et al., 2016; ... (PSII), there is a decrease in the quantity of PSII reaction centres compared with the peripheral light-harvesting ... WebSep 26, 2013 · In high light: the plants have reduced amounts of the antenna complexes LHCII and CP24, the overall trapping time of PSII is only ∼180 ps, and the quantum …
http://www.sciepub.com/reference/395301 WebChlorophyll fluorescence analysis is one of the most powerful and widely used techniques to study the effect of stresses on the photosynthetic process. From the first utilization, the Fv/Fm ratio has been largely used …
Webtum yield will be maximal. Closure of PSII reaction centres by capture of irradiance will increase the fluo rescence yield and induce energy-dissipating pro cesses [non-photochemical (qN) quenching]. This will decrease the quantum efficiency. When all energy dissipating mechanisms are saturated, photoinhibition WebSep 1, 2001 · The curvilinear relationship found between quantum yield for CO 2 assimilation and PSII quantum efficiency in this study is similar to that noted earlier …
WebNov 20, 2024 · After dark-adapting plants for a minimum of 30 min, a Dual-PAM-100 fluorometer (Walz, Effeltrich, Germany) was used to measure the maximum photochemical efficiency of photosystem II (PSII; Fv / Fm), the quantum yield of PSII (ΦPSII), the electron transfer rate (ETR), photochemical quenching coefficient (qP) and non-photochemical …
WebApr 26, 2016 · This study investigated whether short-term ex situ thermal acclimation of different populations showed patterns of site dependency and whether the maximum … intel ethernet adapter driver windows 11WebMar 9, 2005 · Effective quantum yield of PSII (ϕ PSII) was determined according to the following expression (F m′ −F t)/F m′ where F m′ is the light-adapted maximum … intel escape from tarkovWebActinorhizal plants have been regarded as promising species in the current climate change context due to their high tolerance to a multitude of abiotic stresses. While combined salt-heat stress effects have been studied in crop species, their impact on the model actinorhizal plant, Casuarina glauca, has not yet been fully addressed. The effect of single salt (400 … johannesstift bielefeld corona testWebMeasurements of maximum quantum yield of PSII (Fv/Fm) were conducted with a Handy PEA fluorimeter (Hansatech Instruments Ltd., Norfolk, UK). Terminal leaflets on the 4th node were dark adapted for 20 min prior to the collection of fluorescence parameters following a saturating light pulse of 3000 µmol m −2 s −1. johannes strictly ageWebplants were arranged on iron-framed benches at a height of 0.6 m The maximum photochemical quantum yield of PSII (Fv/Fm), above the ground with 0.4 m between plants, in four rows of plants provides information on the ideal performance of the photosyn- with an interior pathway to facilitate access for measurements and thetic apparatus under ... intel ethernet adapter windows 10WebNov 1, 2024 · Free Online Library: Partial Elimination of Viruses from Traditional Potato Cultivar ‘Brinjak’ by Chemotherapy and Its Impact on Physiology and Yield Components. by "Horticulturae"; Cancer Chlorophyll Enzyme-linked immunosorbent assay Infection Medical research Medicine, Experimental Potatoes Ribavirin johannes stotter live paintings in action.mp4WebResults showed that the AM symbiosis enhanced the actual quantum yield of PSII photochemistry and reduced the quantum yield of non-photochemical quenching in rice plants subjected to salinity. AM rice plants maintained higher net photosynthetic rate, stomatal conductance and transpiration rate than nonAM plants. johannes stricker wikipedia