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Pedotransfer Functions for Estimating Soil Bulk Density Using Image Analysis of Soil Structure [PDF]

open access: yesSensors, 2023
Soil bulk density is one of the most important soil properties. When bulk density cannot be measured by direct laboratory methods, prediction methods are used, e.g., pedotransfer functions (PTFs).
Maja Bryk, Beata Kołodziej
doaj   +2 more sources

Machine-Learning Classification of Soil Bulk Density in Salt Marsh Environments [PDF]

open access: yesSensors, 2021
Remotely sensed data from both in situ and satellite platforms in visible, near-infrared, and shortwave infrared (VNIR–SWIR, 400–2500 nm) regions have been widely used to characterize and model soil properties in a direct, cost-effective, and rapid ...
Iman Salehi Hikouei   +2 more
doaj   +2 more sources

Effects of Morphology on the Bulk Density of Instant Whole Milk Powder [PDF]

open access: yesFoods, 2020
The chemical and physical properties of instant whole milk powder (IWMP), such as morphology, protein content, and particle size, can affect its functionality and performance.
Haohan Ding   +5 more
doaj   +2 more sources

Bulk Density of the Lunar Regolith at the Chang'E‐3 Landing Site as Estimated From Lunar Penetrating Radar

open access: yesEarth and Space Science, 2020
Bulk density of the lunar regolith is a key factor affecting its geophysical and geotechnical properties. In this study, a new method for estimating the bulk density of the lunar regolith is developed based on the geometric characteristic (i.e ...
Wenzhe Fa
doaj   +2 more sources

Spatial variability of soil bulk density and its controlling factors in an agricultural intensive area of Chengdu Plain, Southwest China

open access: yesJournal of Integrative Agriculture, 2019
Soil bulk density is a basic but important physic soil property related to soil porosity, soil moisture and hydraulic conductivity, which is crucial to soil quality assessment and land use management.
Shan LI   +6 more
doaj   +3 more sources

Estimating bulk density of compacted grains in storage bins and modifications of Janssen's load equations as affected by bulk density. [PDF]

open access: yesFood Sci Nutr, 2013
AbstractJanssen created a classical theory based on calculus to estimate static vertical and horizontal pressures within beds of bulk corn. Even today, his equations are widely used to calculate static loadings imposed by granular materials stored in bins.
Haque E.
europepmc   +4 more sources

Verification of Gardner's equation and derivation of an empirical equation for anhydrite rocks in Sirte basin, Libya: case study

open access: yesHeliyon, 2021
Bulk density is a physical property of rocks measured in the laboratory on rock samples or obtained from oil field logging tools. When bulk density is not measured, a synthetic bulk density log can be calculated, for which Gardner's equation is the most ...
Bahia M. Ben Ghawar   +2 more
doaj   +1 more source

Bulk Density Response and Experimental Study of Pulsed Neutron-Gamma Density Logging

open access: yesFrontiers in Earth Science, 2022
The pulsed neutron-gamma density logging technique is used to measure the bulk density of formations based on the detection of gamma rays from the inelastic scattering of neutrons in the formations.
Hu Wang   +6 more
doaj   +1 more source

Study on Soil Erosion Law of Highway Spoil Ground [PDF]

open access: yesE3S Web of Conferences, 2020
In this study, a typical spoil ground was selected in the test area, and runoff plots were set up. Through rainfall tests and statistical analysis of the data, the soil erosion law of the spoil ground was studied.
Dong Zhang   +3 more
doaj   +1 more source

Stratified Data Reconstruction and Spatial Pattern Analyses of Soil Bulk Density in the Northern Grasslands of China

open access: yesISPRS International Journal of Geo-Information, 2020
The spatial pattern of soil bulk density in the grasslands of northern China largely remains undefined, which raised uncertainty in understanding and modeling various soil processes in large spatial scale.
Yuxin Qiao   +3 more
doaj   +1 more source

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