Results 21 to 30 of about 5,488,889 (249)

Remote Sensing Monitoring of Rice Fields: Towards Assessing Water Saving Irrigation Management Practices

open access: yesFrontiers in Remote Sensing, 2021
Rice cultivation is one of the largest users of the world’s freshwater resources. The contribution of remote sensing observations for identifying the conditions under which rice is cultivated, particularly throughout the growing season, can be ...
Isabel Pedroso de Lima   +5 more
doaj   +1 more source

COMPARING BROAD-BAND AND RED EDGE-BASED SPECTRAL VEGETATION INDICES TO ESTIMATE NITROGEN CONCENTRATION OF CROPS USING CASI DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
In recent decades, many spectral vegetation indices (SVIs) have been proposed to estimate the leaf nitrogen concentration (LNC) of crops. However, most of these indices were based on the field hyperspectral reflectance.
Y. Wang   +5 more
doaj   +1 more source

Remote sensing of grassland with contaminated soil using the spectral red-edge

open access: yes, 2009
In most cases contaminants are concealed in soil and under vegetation and therefore cannot be measured directly by remote sensing. However, soil contaminants were detectedusing the spectral red-edge to indicate vegetation stress caused by the presence ...
Llewellyn, Gary Michael
core   +2 more sources

Estimating Leaf Area Index with a New Vegetation Index Considering the Influence of Rice Panicles

open access: yesRemote Sensing, 2019
The emergence of rice panicle substantially changes the spectral reflectance of rice canopy and, as a result, decreases the accuracy of leaf area index (LAI) that was derived from vegetation indices (VIs).
Jiaoyang He   +8 more
doaj   +1 more source

University Concert Band, University Symphonic Band, November 13, 1980

open access: yes, 2019
Recorded during a live performance at Miller Auditorium, Western Michigan University, Kalamazoo, Michigan on November 13, 1980, 8:00 p.m., program no.
Western Michigan University. Concert Band
core   +2 more sources

Enhancement of Cyanobacterial Bloom Monitoring in Lake Taihu Using Dual Red-Edge Bands of GF-6/WFV: Multi-Dimensional Feature Combination and Extraction Accuracy Analysis

open access: yesRemote Sensing
Cyanobacterial blooms pose a serious threat to freshwater ecosystems, necessitating accurate remote sensing monitoring. Although red-edge bands show potential in terrestrial monitoring, their multi-dimensional features (i.e., spectral, textural, and ...
Yunxiao Sun   +9 more
doaj   +1 more source

Leaf chlorophyll content retrieval of wheat by simulated RapidEye, Sentinel-2 and EnMAP data

open access: yesJournal of Integrative Agriculture, 2019
Leaf chlorophyll content (LCC) is an important physiological indicator of the actual health status of individual plants. An accurate estimation of LCC can therefore provide valuable information for precision field management.
Bei CUI   +5 more
doaj   +1 more source

Mapping Mangrove Density from Rapideye Data in Central America

open access: yesOpen Geosciences, 2017
Mangrove forests provide a wide range of socioeconomic and ecological services for coastal communities. Extensive aquaculture development of mangrove waters in many developing countries has constantly ignored services of mangrove ecosystems, leading to ...
Son Nguyen-Thanh   +2 more
doaj   +1 more source

University Concert Band, University Symphonic Band, February 17, 1980

open access: yes, 2018
Recorded during a live performance at Miller Auditorium, Western Michigan University, Kalamazoo, Michigan, February 17, 1980, program no. 205 of the Department of Music's 1979-1980 season.University Concert Band, Gregory Talford, conductor (1st-4th works)
Western Michigan University. Concert Band
core   +2 more sources

University Band concert, February 15, 1981

open access: yes, 2019
Recorded during a live performance at Miller Auditorium, Western Michigan University, Kalamazoo, Michigan on February 15, 1981, 3:00 p.m., program no.
Western Michigan University. Concert Band
core   +2 more sources

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