Leaf turnover, leaf area and chlorophyll content
The utility of Sentinel-2 MSI to assess wetland vegetation chlorophyll content and leaf area index in wetland areas in Pietermaritzburg, KwaZulu-Natal.
... as leaf area index and chlorophyll content are important indicators of vegetation productivity and ...data. Chlorophyll and leaf area index were used as proxies of wetland ...
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Joint leaf chlorophyll content and leaf area index retrieval from Landsat data using a regularized model inversion system (REGFLEC)
... The shape of canopy spectra depend on many internal and external factors that may easily confound the detection of the signal attributed to a single biophysical property such as LAI or leaf Chl. A physical model ...
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Effect of Foliar Fungicides on Relative Chlorophyll Content, Green Leaf Area, Yield and Test Weight of Winter Wheat
... relative chlorophyll content of Duster and OK Bullet plants at 2 days before inoculation (which was just before fungicide application) and on the day of inoculation (which was 48 hours after fungicide ...
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A visible band index for remote sensing leaf chlorophyll content at the canopy scale
... of leaf chlorophyll content, leaf nitrogen content, leaf area index (LAI) and other variables by model inver- sion, including atmospheric and topographic corrections ...
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A Quantitative Trait Locus for Chlorophyll Content and its Association with Leaf Photosynthesis in Rice
... Higher chlorophyll content per unit leaf area may reflect the presence of a larger number of chloroplasts per mesophyll cell and/or higher chlorophyll content per chloroplast in ...
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Nitrogen Addition and Ecosystem Functioning: Changes in Species Composition Leaf Traits Amplify Increases in Leaf Area Index and Canopy Chlorophyll
... specific leaf area (SLA, measured as leaf area per dry mass) is correlated with litter decomposition, photosynthetic capacity, growth, and productivity, which are factors that play key roles ...
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Estimating leaf functional traits by inversion of PROSPECT: Assessing leaf dry matter content and specific leaf area in mixed mountainous forest
... Several trait data bases have been established worldwide through field measurements (e.g., Kleyer et al., 2008; Kattge et al., 2011). However, acquiring information on such traits purely on the basis of field measurements ...
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A physiological Explanation of Drought Effect on Flag-Leaf Specific Weight and Chlorophyll Content of Barley
... study, chlorophyll content index (SPAD) appeared to be positively associated with flag-leaf specific weight, indicating the importance of this trait in selecting superior genotypes inbreeding ...
Inferring Amazon leaf demography from satellite observations of leaf area index
... describe leaf gain and loss: (a) direct PAR compensation point, C direct (W m −2 ); (b) delay in vege- tation response to changes in PAR, p (days); (c) maximum number of leaves that can be added over a month, gain ...
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Study on leaf area index and leaf area duration of growth analytical parameters in Wheat, Barley, and Oat
... As a result, chlorophyll content is a measurement of physiological activities in plants. Abiotic stress is major factor around the world in limiting plant growth and productivity. Exposure of plants to a ...
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Mapping within-field leaf chlorophyll content in agricultural crops for nitrogen management using Landsat-8 imagery
... of leaf chlorophyll content within ields with dif- fering quantities of nitrogen fertilizer application, using multispectral Landsat-8 OLI data (30 ...m). Leaf chlorophyll ...
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Estimating rice chlorophyll content and leaf nitrogen concentration with a digital still color camera under natural light
... and leaf color, such as leaf orientation, plant height, biomass accumulation and leaf senescence [22-24], and these parameters are easy to obtain [13,25] with existing software, such as MatLab® ...
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Leaf chlorophyll content as a proxy for leaf photosynthetic capacity.
... foliar chlorophyll content was modelled using a canopy geometrical–optical model (Chen & Leblanc, 1997) linked with a leaf radiative transfer model (Jacquemoud & Baret, 1990), according to ...
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Chlorophyll meter and leaf colour chart to estimate chlorophyll content, leaf colour, and yield of cassava
... extractable chlorophyll (Chl) content of cassava leaves and both the Chl meter value (SPAD) and leaf colour chart (LCC) ...a+b content were influenced by leaf position, growth stage, ...
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Nondestructive Estimation of Leaf Chlorophyll Content in Grapes
... by leaf scattering (β in the numerator of ...different leaf thickness, density, or surface properties), the (ρ λ1 -1 – ρ λ2 -1 ) will be different for the same content of a pigment of ...in ...
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Non-Destructive Determination of Maize Leaf and Canopy Chlorophyll Content
... The coefficient of determination, r2, of the linear relationship between chlorophyll content i n leaves and total chlorophyll in canopy (both calculated per ground area) with succ[r] ...
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Using a Simple Leaf Color Chart to Estimate Leaf and Canopy Chlorophyll A Content in Maize (Zea Mays)
... green leaf classes; 3 rd and 4 th (Figure 3) because they were present on nearly every sampling date (Figure ...CHL content during leaf expansion and quickly entered the darker color ...CHL ...
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LEAF POSITIONAL CHANGES IN THE RATES OF PHOTOSYNTHESIS AND SPECIFIC LEAF WEIGHT, CHLOROPHYLL, NITROGEN CONTENT AND THEIR RELATIONSHIP IN RICE.
... Like photosynthetic activities, specific leaf weight, chlorophyll content and nitrogen concentration was also higher in the uppermost leaves (Table 1).. Possibly, lower [r] ...
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Spectral response of chlorophyll content during leaf senescence in European beech trees
... Abstract Leaf chlorophyll content declines in response to environmental stressors and during natural senescence ...in chlorophyll content and identify shifts in the timing of key ...
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Leaf relative chlorophyll content as an indicator parameter to predict nitrogen fertilization in maize
... This methodology creates variability in N levels applying different nitrogen doses at specific growth stages. Once the variability is generated, no more N is applied. Differently from rice and wheat, maize has several ...
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