Drought stress in maize chlorophyll content
WebMay 1, 2024 · Inadequate availability of soil water diminishes maize metabolic activity, reduces biomass, and lowers photosynthetic rate by decreasing the leaf chlorophyll content, ultimately leading to decreased maize yield [6,7]. Drought stress during the early growth stages of maize can seriously inhibit its leaf area, growth and yield [8,9]. WebMar 1, 2024 · 3.5 Effects of brassinolide treatment on chlorophyll content of maize seedlings under drought stress. Chlorophyll content in maize seedling leaves decreased under different degrees of drought stress. Compared with the control, the content of chlorophyll decreased by 28.93% under moderate drought stress and 42.77% under …
Drought stress in maize chlorophyll content
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WebApr 12, 2024 · The detrimental effects of drought have adverse impacts on the crop yield as global climatic changes put unusual pressure on water resources. The challenge of … WebFeb 3, 2024 · Mafakheri et al. noted significantly decreased chlorophyll a to chlorophyll b ratio and total chlorophyll content in maize when drought stress was imposed during vegetative growth or anthesis. Heat- and drought-tolerant varieties are those that are able to change the pigments ratio allowing the plant to stay green (Fahad et al. 2024 ).
WebIn drought stress, increased chlorophyll content was observed in cereals (Estill, Delaney, ... Chlorophyll-b and Total chlorophyll) content in maize hybrids under combined drought and heat stress was witnessed (Hussain et al., 2024), more studies are required. View chapter Purchase book. Read full chapter. WebEffects of Drought on the Relationship Between Photosynthesis and Chlorophyll Fluorescence for Maize. Abstract: Structural–physiological factors affect the accurate …
WebThe purpose of this paper was to investigate the early water stress in maize using leaf-level measurements of chlorophyll fluorescence and temperature. In this study, a series of diurnal measurements, such as leaf chlorophyll fluorescence (Fs), leaf spectrum, temperature and photosynthetically active radiation (PAR), were conducted for maize …
WebJan 13, 2024 · Drought stress significantly reduced carotenoid content as well as that of chlorophyll a, chlorophyll b and total chlorophyll content in maize plants subjected to water-deficit stress in this study. …
WebAug 21, 2015 · Consistent with the increased mRNA levels of photosynthesis-related transcripts (Fig. 3, A and B) and transcripts encoding enzymes involved in the synthesis of tetrapyrrole, which forms the active core of chlorophyll (Supplemental Fig. S4), chlorophyll content (types a and b) increased up to 5-fold by drought. The mild stress only affected … chipmunk sound effectWebModerate nitrogen supply relieved the drought stress and enhanced the photosynthetic capacity. Malondialdehyde, H2O2 and O2-• accumulated in maize leaves under drought stress. Superoxide dismutase and ascorbate peroxidase activities increased in maize leaves under mild drought stress, but were significantly reduced under severe drought … grants house insulationWebSep 14, 2024 · In this study, we investigated the physiological responses of maize with different amylose content at seedlings to drought stress. For waxy maize (WMS) and normal maize (NMS), the decline of photosynthesis under drought stress (DS) was due to the stomatal limitation. DS increased the non-photochemical quenching coefficient … chipmunks or ground squirrelWebto determine the changes in growth, gas exchange, relative water content, chlorophyll (Chl) content, antioxidant enzymes and lipid peroxidation in maize (Zea mays L., var. ‘Nongda 3138’) seedlings treated with coronatine under simulated drought stress. Seedlings raised hydroponically in a growth chamber with simulated drought for 8d (long- grant shotwellWebApr 1, 2024 · The results showed that the ZmbZIP33 transgenic line affected the chlorophyll content of leaves under drought stress and rewatering. Under drought stress, the accumulation of reactive oxygen species results in the peroxidation of cell membrane lipids, which leads to disruption of physiological function of maize and can … grantshouse lafayette inWebDec 16, 2024 · Severe drought stress was induced by withholding irrigation at V3 developmental stage. The water content of the soil was monitored by the gravimetric method until reach 40% of soil moisture content in relation to soil dry weight. Hairy-rooted soybean plants grew under these conditions and deprived of water until after all plants … chipmunks on youtubeWebanthesis. All physiological parameters were affected by drought stress. Drought stress imposed during vegetative growth or anthesis significantly decreased chlorophyll a, … grants house frome