搜索结果: 1-15 共查到“农学 Reflectance”相关记录27条 . 查询时间(0.057 秒)
Fractional Vegetation Cover Estimation Algorithm for FY-3B Reflectance Data Based on Random Forest Regression Method
fractional vegetation cover FY-3B reflectance data random forest regression method
2023/12/8
As an important land surface vegetation parameter, fractional vegetation cover (FVC) has been widely used in many Earth system ecological and climate models. In particular, high-quality and reliable F...
Predicting Oxidizable Carbon Content via Visible- and Near-Infrared Diffuse Reflectance Spectroscopy in Soils Heavily Affected by Water Erosion
Partial Least Squares Regression spectra pre-treatment
2015/7/28
Soil spectroscopy represents a low-cost alternative to routine time-consuming and expensive laboratory analyses.
Its ability to measure a wide range of different chemical and physical soil propertie...
Determination of protein and gluten quality-related parameters of wheat flour using near-infrared reflectance spectroscopy (NIRS)
Gluten NIRS protein, Zeleny sedimentation
2011/6/29
Wet chemistry analyses done for quality control purposes in wheat and flour processing are time-consuming.
Determining Seasonal Variation in Bamboo Forest Spectral Reflectance Using Satellite- and Ground-based Data
bamboo forest LANDSAT/TM NDVI seasonal variation spectra SPOT/HRV
2009/8/28
Seasonal variation in the spectra of bamboo, broadleaved forests, and coniferous forests was examined using multi-temporal SPOT/HRV and LANDSAT/TM data and ground-based spectral measurements. The sate...
Non-destructive Estimation of Water Status of Intact Crop Leaves Based on Spectral Reflectance Measurements
Corn Leaf water content Non-destructive estimation Peanut RWC Soybean Spectral reflectance
2009/8/4
Visible and near- and mid- infrared spectral measurements were made on intact and detached leaves of four crop species (Corn, Peanut, Soybean and Wheat) using two spectroradiometers under three differ...
Seasonal Profiles of Polarized Reflectance and Leaf Inclination Distribution of Wheat Canopies
LAI Leaf inclination angle Polarized reflectance Reflectance Solar zenith angle
2009/7/29
Reflectance and polarized reflectance in the visible red band were measured for wheat canopies in a wide range of solar zenith angles to explore the relations among reflectance and polarization, view ...
Nondestructive Near-Infrared Reflectance Spectroscopic Analyses of the Major Constituents of Sesame(Sesamum indicum L.) Whole Seeds with Different Coat Color
Moisture Near-infrared spectroscopy Nondestructive analysis Oil Protein Seed Sesame Sesamum indicum L.
2009/7/29
Nondestructive Near-Infrared Reflectance Spectroscopic Analyses of the Major Constituents of Sesame(Sesamum indicum L.) Whole Seeds with Different Coat Color.
Spectral Reflectance of Full-Ripening Rice Canopies as Affected by Amount of Ears
Remote sensing Rice Spectral reflectance Yield
2009/7/27
Spectral Reflectance of Full-Ripening Rice Canopies as Affected by Amount of Ears.
Adaptive Responses of Soybean and Cotton to Water Stress II.Changes in CO2 Assimilation Rate,Chlorophyll Fluorescence and Photochemical Reflectance Index in Relation to Leaf Temperature
Chlorophyll fluorescence Glycine max (L.) Merr. Gossypium hirsutum L. Leaf movement Photoinhibition Photosystem II
2009/7/24
Adaptive changes were studied comparatively in soybean and cotton grown in pots under four irrigation conditions i.e. normal irrigation (equal to the evapotranspiration of the crop), and 50%, 25% and ...
Application of Near-Infrared Diffuse Reflectance Spectroscopic Analysis for Estimating the Ratio of True Seed Weight to Fruit Weight in Sugar Beet Seed
Near-infrared spectroscopy Ratio of true seed weight to fruit weight Sugar beet Water content
2009/7/24
The feasibility of near-infrared diffuse reflectance spectroscopic analysis (NIR analysis) for estimating the ratio of true seed weight to fruit weight (T/F) as well as water content was examined in s...
Remote Assessment of Wheat Canopies under Various Cultivation Conditions Using Polarized Reflectance
Booting stage Jointing stage Leaf inclination angle Solar zenith angle
2009/7/24
The polarization of light reflected from crop canopies gives information on the canopy structure, such as the distribution of leaf inclinations. In order to verify those findings and to put the techni...
Nondestructive Near-Infrared Reflectance Spectroscopy of Sesame (Sesamum indicum L.) Components by Single Seed Analysis
Analysis Near-infrared Nondestructive Single seed Sesame Sesamum indicum L. Spectroscopy
2009/7/24
Nondestructive Near-Infrared Reflectance Spectroscopy of Sesame (Sesamum indicum L.) Components by Single Seed Analysis.
Radiometric Estimation of Canopy Leaf Inclination Angles of Various Crop Species Using Multi-Band Polarization and Reflectance
3-D digitizer Artificial neural network Plant canopy analyzer Rice Sorghum Soybean Wheat
2009/7/24
Radiometric Estimation of Canopy Leaf Inclination Angles of Various Crop Species Using Multi-Band Polarization and Reflectance.
Analysis of Common Canopy Reflectance Spectra for Indicating Leaf Nitrogen Concentrations in Wheat and Rice
Canopy reflectance spectra Leaf nitrogen concentration NDVI Rice RVI Wheat
2009/7/23
Non-destructive monitoring and diagnosis of plant nitrogen (N) concentration are of significant importance for precise N management and productivity forecasting in field crops. The present study was c...
Use of Near-infrared Reflectance Spectroscopy for the Estimation of the Isoflavone Contents of Soybean Seeds
Analysis Glycine max L. Isoflavone Near-infrared Nondestructive Soybean Spectroscopy
2009/7/23
Use of Near-infrared Reflectance Spectroscopy for the Estimation of the Isoflavone Contents of Soybean Seeds.