Results 1 to 10 of about 14,014 (196)

ENERGY EFFICIENCY OF A CENTER PIVOT IRRIGATION SYSTEM [PDF]

open access: yesEngenharia Agrícola, 2018
This study aimed to evaluate the energy efficiency of a center pivot irrigation system operating in a terrain of variable topography. Values of Pumping Energy Efficiency (PEE), Supply Energy Efficiency (SEE), Global Energy Efficiency (GEE) and Specific ...
Brenon D. S. Barbosa   +4 more
doaj   +5 more sources

Sandy soils compatibility and least limiting water range under organic, irrigated and perennials management [PDF]

open access: yesScientific Reports
Agricultural systems have advanced, but challenges remain in improving efficiency while maintaining soil quality in irrigated areas. This study evaluated compaction, compressibility, and the least limiting water range (LLWR) in sandy soils cultivated ...
David Gabriel Campos Pereira   +9 more
doaj   +2 more sources

Improving The Performance of Center-Pivot Irrigation System

open access: yesJournal of Engineering and Sustainable Development, 2014
The main objective of this research is to elucidate the performance of moved center pivot sprinklers irrigation systems under different conditions, and examine the hydraulic uniformity coefficient according to (Heermann and Hein 2007) under different ...
Khalid Adel Abdelrazaq   +1 more
doaj   +1 more source

PVANET-HOUGH: DETECTION AND LOCATION OF CENTER PIVOT IRRIGATION SYSTEMS FROM SENTINEL-2 IMAGES [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Irrigation systems play an important role in agriculture. As being labor-saving and water consumption efficient, center pivot irrigation systems are popular in many countries.
J. W. Tang   +4 more
doaj   +1 more source

A Comparative Study of Standard Center Pivot and Growers-Based Modified Center Pivot for Evaluating Uniformity Coefficient and Water Distribution

open access: yesAgronomy, 2021
The center pivot irrigation system is a type of irrigation technology used to apply water effectively and uniformly over a wide variety of areas and topographies. These irrigation systems’ uniformity of water application greatly affects water use, energy
Hussein Al-Ghobari, Ahmed Z. Dewidar
doaj   +1 more source

Adapting climate resilient center pivot irrigation system through monitoring and operating under microclimate change: The case of Wonji-Shoa Sugar Estate, Ethiopia

open access: yesClimate Services, 2023
Microclimate and physiological changes are consequences of the evaporation of water lost during and after irrigation and these losses depend on the application rates and irrigation duration under the center pivot irrigation system.
Chala Wakjira
doaj   +1 more source

MEASURING ECONOMIC EFFICIENCY OF WHEAT CROP PRODUCERS IN DESERT AREAS WHO ADOPT PIVOT IRRIGATION TECHNOLOGY AND WHO DO NOT ADOPT FOR THE SEASON 2020-2021 [PDF]

open access: yesمجلة الأنبار للعلوم الزراعية, 2022
The aimed of research was to make a comparison of the economic efficiency of wheat crop producers in the desert areas of Karbala governorate for adopters of pivot irrigation technology and those who do not adopt by measuring the economic efficiency and ...
M. Saleh, O. Jbara
doaj   +1 more source

Increasing Shape Bias to Improve the Precision of Center Pivot Irrigation System Detection

open access: yesRemote Sensing, 2021
Irrigation is indispensable in agriculture. Center pivot irrigation systems are popular means of irrigation since they are water-efficient and labor-saving.
Jiwen Tang   +3 more
doaj   +1 more source

Soil health within transitions from irrigation to limited irrigation and dryland management

open access: yesAgricultural & Environmental Letters, 2022
The decline in groundwater supply in the Texas High Plains is forcing some growers to convert center‐pivot irrigated cropland to dryland production. Transitioning toward reduced water input can lead to declines in soil health.
Krishna B. Bhandari   +3 more
doaj   +1 more source

THE EFFECT OF SOME PLOW TYPES ON GROWING AND YIELD PROPERTIES OF CORN (Zea mays ) UNDER SPRINKLER IRRIGATION [PDF]

open access: yesMesopotamia Journal of Agriculture, 2008
This study was conducted in Telafar region, Mosul governorate during agriculture season 2002-2003 to study the effect of three plow types (mold board, chisel and one way disk) with two plowing depths (10-15 cm) (15-20 cm) and two sprinkler irrigation ...
Yassen H. Al-Tahan
doaj   +1 more source

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