Challenges and opportunities in precision irrigation decision-support systems for center pivots

J Zhang, K Guan, B Peng, C Jiang… - Environmental …, 2021 - iopscience.iop.org
Irrigation is critical to sustain agricultural productivity in dry or semi-dry environments, and
center pivots, due to their versatility and ruggedness, are the most widely used irrigation …

Irrigation scheduling for agriculture in the United States: The progress made and the path forward

S Taghvaeian, AA Andales, LN Allen… - Transactions of the …, 2020 - elibrary.asabe.org
Highlights The progress made in agricultural irrigation scheduling in the past ten years and
the current challenges are discussed. The main scientific scheduling strategies are based …

Past, present, and future of irrigation on the US Great Plains

SR Evett, PD Colaizzi, FR Lamm… - Transactions of the …, 2020 - elibrary.asabe.org
Highlights Irrigation is key to the productivity of Great Plains agriculture but is threatened by
water scarcity. The irrigated area grew to> 9 million ha since 1870, mostly since 1950, but is …

Comparison of precision and conventional irrigation management of cotton and impact of soil texture

E Vories, S O'Shaughnessy, K Sudduth, S Evett… - Precision …, 2021 - Springer
Soil textural variability diminishes the effectiveness of conventional irrigation management.
Variable rate irrigation (VRI) can address soil variability; however, users need guidance to …

Toward automated irrigation management with integrated crop water stress index and spatial soil water balance

S Bhatti, DM Heeren, SA O'Shaughnessy… - Precision …, 2023 - Springer
Decision support systems intended for precision irrigation aim at reducing irrigation
applications while optimizing crop yield to achieve maximum crop water productivity (CWP) …

A survey of unmanned ground vehicles with applications to agricultural and environmental sensing

S Bonadies, A Lefcourt… - Autonomous air and …, 2016 - spiedigitallibrary.org
Unmanned ground vehicles have been utilized in the last few decades in an effort to
increase the efficiency of agriculture, in particular, by reducing labor needs. Unmanned …

Site-specific variable rate irrigation as a means to enhance water use efficiency

SA O'Shaughnessy, SR Evett, A Andrade… - 2015 ASABE/IA …, 2015 - elibrary.asabe.org
The majority of irrigated cropland in the US is watered with sprinkler irrigation systems.
These systems are inherently more efficient in distributing water than furrow or flood …

Sensor feedback system enables automated deficit irrigation scheduling for cotton

SA O'Shaughnessy, PD Colaizzi… - Frontiers in Plant …, 2023 - frontiersin.org
Precision irrigation technologies using sensor feedback can provide dynamic decision
support to help farmers implement DI strategies. However, few studies have reported on the …

Site-specific irrigation of grain sorghum using plant and soil water sensing feedback-Texas High Plains

SA O'Shaughnessy, M Kim, MA Andrade… - Agricultural water …, 2020 - Elsevier
Automated irrigation scheduling of grain crops using a combination of plant and soil water
sensing feedback has not been widely investigated. A three-year study was conducted at …

ARSPivot, a sensor-based decision support software for variable-rate irrigation center pivot systems: Part A. Development

MA Andrade, SA O'Shaughnessy… - Transactions of the …, 2020 - elibrary.asabe.org
Highlights The ARSPivot software seamlessly integrates site-specific irrigation scheduling
methods with weather, plant, and soil water sensing systems in the operation of variable-rate …