Review of novel and emerging proximal soil moisture sensors for use in agriculture

M Hardie - Sensors, 2020 - mdpi.com
The measurement of soil moisture in agriculture is currently dominated by a small number of
sensors, the use of which is greatly limited by their small sampling volume, high cost, need …

Artificial intelligence-based fiber optic sensing for soil moisture measurement with different cover conditions

XF Liu, HH Zhu, B Wu, J Li, TX Liu, B Shi - Measurement, 2023 - Elsevier
Actively heated fiber Bragg grating (AH-FBG) can perform quasi-distributed monitoring of
soil water content. However, the analysis method needs to be improved to minimize …

Soil moisture sensor calibration, actual evapotranspiration, and crop coefficients for drip irrigated greenhouse chile peppers

H Sharma, MK Shukla, PW Bosland… - Agricultural Water …, 2017 - Elsevier
Limited water supplies in arid regions put constraints on agriculture. In arid New Mexico,
greenhouse chile pepper production has the potential for water and nutrient savings. The …

Field performance assessment and calibration of multi-depth AquaCheck capacitance-based soil moisture probes under permanent pasture for hill country soils

I Hajdu, I Yule, M Bretherton, R Singh… - Agricultural water …, 2019 - Elsevier
The use of accurate and near real time volumetric soil moisture (θ v, m 3 m− 3)
measurements informs not only precise irrigation scheduling but also decisions regarding …

Calibration of a water content reflectometer and soil water dynamics for an agroforestry practice

RP Udawatta, SH Anderson, PP Motavalli… - Agroforestry Systems, 2011 - Springer
Water content reflectometers allow temporal and continuous assessment of spatial
differences in soil water dynamics. We hypothesized that volumetric soil water content …

Surface soil moisture estimation over dense crop using Envisat ASAR and Landsat TM imagery: an approach

Y Bao, Y Zhang, J Wang, J Min - International Journal of Remote …, 2014 - Taylor & Francis
This study focuses on developing a new method of surface soil moisture estimation over
wheat fields using Environmental Satellite Advanced Synthetic Aperture Radar (Envisat …

Calibração de um equipamento TDR em condições de campo

R Villwock, MHF Tavares, MAV Boa - Irriga, 2004 - revistas.fca.unesp.br
1 RESUMO A utilização da Reflectometria no Domínio do Tempo (TDR) tornou-se um
método muito bem aceito nas avaliações de teores de água no solo. Todavia, para …

[HTML][HTML] Reflectometria no domínio do tempo na determinação do conteúdo de água no solo

S Pereira, D Oliveira Filho, EC Mantovani… - Revista Brasileira de …, 2006 - SciELO Brasil
Teve-se como objetivo principal, neste estudo, determinar a correlação existente entre a
constante dielétrica aparente e o conteúdo de água para um solo de textura argilosa e outro …

Design of a multilevel TDR probe for measuring soil water content at different depths

IA Adelakun, RS Ranjan - Transactions of the ASABE, 2013 - elibrary.asabe.org
The time domain reflectometry (TDR) method measures soil water content by measuring the
dielectric permittivity of the soil using the travel time of an electromagnetic step pulse …

Performance of a multi-level TDR system exposed to tropical field conditions–a time-space comparison with tensiometry

R Cichota, ALB Hurtado, QJ Van Lier - Journal of hydrology, 2008 - Elsevier
Time-domain reflectometry (TDR) is an important technique to obtain series of soil water
content measurements in the field. Diode-segmented probes represent an improvement in …