Journal ArticleDOI
The importance of leaf area index in mapping chlorophyll content of corn under different agricultural treatments using UAV images
Reads0
Chats0
TLDR
In this article, the impact of structural parameters of agricultural crops on the retrieval of chlorophyll content presents a real challenge for the remote-sensing community and can differ between c...Abstract:
The impact of structural parameters of agricultural crops on the retrieval of chlorophyll content presents a real challenge for the remote-sensing community. Canopy reflectance can differ between c...read more
Citations
More filters
Journal ArticleDOI
A Review on UAV-Based Applications for Precision Agriculture
TL;DR: The most common applications, the types of UAVs exploited, and the most popular processing methods of aerial imagery are discussed, to discuss the outcomes of each method and the potential applications of each one in the farming operations.
Journal Article
Calibration and validation of hyperspectral indices for the estimation of broadleaved forest leaf chlorophyll content, leaf mass per area, leaf area index and leaf canopy biomass
G. Le Maire,C. François,Kamel Soudani,Daniel Berveiller,Jean-Yves Pontailler,Nathalie Bréda,Hélène Genet,Hendrik Davi,Eric Dufrêne +8 more
TL;DR: In this article, the best vegetation indices (index form and wavelengths) were determined on a generic simulated database to estimate CHL, LMA, LAI and Bleaf in a general way.
Journal ArticleDOI
A Review on the Use of Unmanned Aerial Vehicles and Imaging Sensors for Monitoring and Assessing Plant Stresses
TL;DR: A critical overview of the main advancements on the subject of UAVs is presented, focusing on the strategies that have been used to extract the information contained in the images captured during the flights.
Journal ArticleDOI
Red-Edge Band Vegetation Indices for Leaf Area Index Estimation From Sentinel-2/MSI Imagery
TL;DR: This article aims to investigate the feasibility and performance of using red-edge bands for LAI estimates with the VI method and ground-measured LAI data sets, and indicates that the optimal 2-band red- edge VIs and proposed 3-bandred-edge VIs are effective tools for crop LAI estimation in multiple-growth stages with Sentinel-2 MSI images.
Journal ArticleDOI
A bibliometric analysis on the use of unmanned aerial vehicles in agricultural and forestry studies
TL;DR: The UAVs represent one of the most important innovation technologies of the last years; the progress made in the field of sensors has allowed to equip the UAV with vario...
References
More filters
Journal ArticleDOI
Remote sensing of foliar chemistry
TL;DR: In this article, stepwise multiple regression and deconvolution have been used to extract chemical information from foliar spectra, and concludes that both methods are useful, but neither is ideal.
Journal ArticleDOI
Comparing prediction power and stability of broadband and hyperspectral vegetation indices for estimation of green leaf area index and canopy chlorophyll density
Niels Broge,E Leblanc +1 more
TL;DR: In this paper, the authors used the combined PROSPECT+SAIL model to study the stability of recently proposed vegetation indices (VIs) derived from adjacent narrowband spectral reflectance data across the visible (VIS) and near infrared (NIR) region of the electromagnetic spectrum.
Journal ArticleDOI
Remote estimation of canopy chlorophyll content in crops
Anatoly A. Gitelson,Andrés Viña,Veronica S. Ciganda,Donald C. Rundquist,Timothy J. Arkebauer +4 more
TL;DR: In this paper, a conceptual model was applied for remotely estimating chlorophyll content in maize and soybean canopies, and the spectral regions were tuned to be included in the model, according to the optical characteristics of the crops studied.
Journal ArticleDOI
Ratios of leaf reflectances in narrow wavebands as indicators of plant stress
TL;DR: In this paper, the authors evaluated the ratio of leaf reflectance within narrow wavebands (2nm) as indicators of plant stress and determined the wavelength regions in which reflectance was most affected by 8 stress agents among 6 plant species.
Journal ArticleDOI
Estimating leaf biochemistry using the PROSPECT leaf optical properties model
TL;DR: In this paper, the biophysical, biochemical, and optical properties of 63 fresh leaves and 58 dry leaves were measured to investigate the potential of remote sensing to estimate the leaf biochemistry from space.
Related Papers (5)
Relationships between leaf chlorophyll content and spectral reflectance and algorithms for non-destructive chlorophyll assessment in higher plant leaves
Estimating grassland chlorophyll content using remote sensing data at leaf, canopy, and landscape scales
Kelly Kalei Wong,Yuhong He +1 more