Advancements in dielectric soil moisture sensor Calibration: A comprehensive review of methods and techniques

S Mane, N Das, G Singh, M Cosh, Y Dong - Computers and Electronics in …, 2024 - Elsevier
Soil moisture, also referred to as soil water content, is a crucial geophysical state variable in
various fields, including agriculture, hydrology, meteorology, and remote sensing …

Advances in crop water management using capacitive water sensors

A Fares, V Polyakov - Advances in agronomy, 2006 - Elsevier
Advances in microelectronics during the last decades resulted in the development of several
dielectric‐based soil water monitoring techniques, that is, time‐domain reflectometry, single …

On the interrelations between topography, soil depth, soil moisture, transpiration rates and species distribution at the hillslope scale

HJ Tromp-van Meerveld, JJ McDonnell - Advances in water resources, 2006 - Elsevier
Relations between the spatial patterns of soil moisture, soil depth, and transpiration and
their influence on the hillslope water balance are not well understood. When determining a …

Evaluation of standard calibration functions for eight electromagnetic soil moisture sensors

CMP Vaz, S Jones, M Meding… - Vadose Zone …, 2013 - pubs.geoscienceworld.org
An increasing number of electromagnetic (EM) sensors are deployed to measure volumetric
soil water content (θ) for agricultural, ecological, and geotechnical applications. While …

Deep root function in soil water dynamics in cerrado savannas of central Brazil

RS Oliveira, L Bezerra, EA Davidson, F Pinto… - Functional …, 2005 - Wiley Online Library
Summary 1 Water is a key resource in tropical savannas. Changes in vegetation structure
due to land‐use change and increased fire frequency may affect the availability of water and …

Dielectric loss and calibration of the Hydra Probe soil water sensor

MS Seyfried, LE Grant, E Du… - Vadose Zone …, 2005 - pubs.geoscienceworld.org
Widespread interest in soil water content (θ, m3 m− 3) information for both management and
research has led to the development of a variety of soil water content sensors. In most cases …

Soil material, temperature, and salinity effects on calibration of multisensor capacitance probes

RL Baumhardt, RJ Lascano… - Soil Science Society of …, 2000 - Wiley Online Library
Multisensor capacitance probes (MCAP) are an alternative to gravimetric or nuclear soil
water content (θv, m3 m− 3) measurements. Their θv measurements are more convenient …

Measuring and modeling the dielectric constant of soil during freezing and thawing processes: An application on silty clay

X Xu, W Zhang, Y Wang - Acta Geotechnica, 2022 - Springer
Accurately measuring the dielectric constant of soil and modeling it during freezing and
thawing processes are important foundations of estimating the physical and chemical …

Simultaneous measurement of soil penetration resistance and water content with a combined penetrometer–TDR moisture probe

CMP Vaz, JW Hopmans - Soil Science Society of America …, 2001 - Wiley Online Library
Soil mechanical impedance affects root growth and water flow, and controls nutrient and
contaminant transport below the rooting zone. Among the soil parameters affecting soil …

Critical review of the models used to determine soil water content using TDR-measured apparent permittivity

H He, W Zou, SB Jones, DA Robinson, R Horton… - Advances in …, 2023 - Elsevier
Time domain reflectometry (TDR) is the most widely used non-destructive, easily automated
method to determine water content of soils and other porous media. However, it should be …