Results 21 to 30 of about 14,133 (315)

Spatiotemporal dynamics of agricultural areas with central pivot using orbital remote sensing in the Brazilian semiarid

open access: yesSmart Agricultural Technology, 2022
It is essential to know the dynamics of agricultural areas through surface energy balance components such as radiation balance, evapotranspiration, and soil moisture for the sustainable management of water use in irrigation.
Jhon Lennon Bezerra da Silva   +7 more
doaj   +1 more source

Evolution and current scenario of irrigated area in Brazil: Systematic data analysis [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2020
Water is an essential element to life and used in various human activities. However, because of the amount used in agriculture and the increase in irrigated area, the sustainable use of this resource has become a worldwide concern.
Daniel F. de Carvalho   +5 more
doaj   +1 more source

Water-energy-food linkages in community smallholder irrigation schemes: Center pivot irrigation in Rwanda

open access: yesAgricultural Water Management, 2023
Water, energy, and food are linked in intricate ways in irrigated agriculture and understanding the interplay of these components is crucial for sustainable and profitable crop production, particularly in smallholder setting such as in sub-Saharan Africa.
Ankit Chandra   +3 more
doaj   +1 more source

Economical Assessment of Different Irrigation Methods Using New and Traditional Energies in Irrigated Wheat Cultivation [PDF]

open access: yesمهندسی منابع آب, 2020
Nowadays, the use of proper irrigation methods to increase the productivity of water use in the agricultural sector due to the limited water resources is considered essential. The aim of the present research was designed with the economical assessment of
hormoz asadi, Javad Baghani
doaj  

Environmental and Economic Sustainability Assessment for Two Different Sprinkler and A Drip Irrigation Systems: A Case Study on Maize Cropping

open access: yesAgriculture, 2019
Water scarcity is worsened by climate change. Water savings can be reached by improving irrigation efficiency both on farm and on water supply. To do that, the choice of the best irrigation technology is not always straightforward, because farmers need ...
Eros Borsato   +3 more
doaj   +1 more source

VARIwise: a general-purpose adaptive control simulation framework for spatially and temporally varied irrigation at sub-field scale [PDF]

open access: yes, 2009
Irrigation control strategies may be used to improve the site-specific irrigation of cotton via lateral move and centre pivot irrigation machines. A simulation framework ‘VARIwise’ has been created to aid the development, evaluation and management of ...
Grip, H°avard Fjær   +4 more
core   +3 more sources

ECONOMIC FEASIBILITY OF CENTER PIVOT IRRIGATION WITH CORN, COWPEA, AND SOYBEAN CROPS IN SANDY SOILS [PDF]

open access: yesEngenharia Agrícola
The use of irrigation enhances productivity, reduces vulnerability to drought and climate variation, and boosts agricultural production. This study aimed to verify the economic viability of implementing center pivot irrigation for corn, cowpea, and ...
Lucas P. Cabreira   +4 more
doaj   +1 more source

Influence of multi-decadal land use, irrigation practices and climate on riparian corridors across the Upper Missouri River headwaters basin, Montana [PDF]

open access: yesHydrology and Earth System Sciences, 2019
The Upper Missouri River headwaters (UMH) basin (36 400 km2) depends on its river corridors to support irrigated agriculture and world-class trout fisheries.
M. K. Vanderhoof   +2 more
doaj   +1 more source

The irrigation efficiency trap: rational farm-scale decisions can lead to poor hydrologic outcomes at the basin scale

open access: yesFrontiers in Environmental Science, 2023
Agricultural irrigation practices have changed through time as technology has enabled more efficient conveyance and application. In some agricultural regions, irrigation can contribute to incidental aquifer recharge important for groundwater return flows
Christina N. Morrisett   +6 more
doaj   +1 more source

Simulating the effects of spatially variable irrigation on corn yields, costs, and revenue in Iowa [PDF]

open access: yes, 2007
In this study, the CERES-Maize crop model was used in conjunction with Apollo, a shell program, to evaluate potential improved yield in a central Iowa cornfield on a spatially and temporally variable basis. Five years of historical yield and weather data
DeJonge, Kendall   +3 more
core   +3 more sources

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