Results 31 to 40 of about 110,951 (186)

Peer Irrigators and the Choice of Field Management and Water Control Practices for Irrigation in Arkansas

open access: yesAgronomy, 2021
We examined how irrigation techniques in use by family and friends influence the use and share of land utilizing different irrigation techniques by Arkansas producers.
Victoria Bailey   +4 more
doaj   +1 more source

Using WinSRFR to Simulate Water flow and Infiltration under Border Irrigation

open access: yesGuan'gai paishui xuebao, 2021
【Objective】 Water flows over the soil surface and its infiltration in soil are two important parameters for irrigation design, and they are modulated by a multitude of biotic and abiotic factors.
LIU Yang, SUN Xiulu, SUN Hao, LI Jinshan
doaj   +1 more source

Furthering internal border area studies: an analysis of dysfunctions and cooperation mechanisms in the water and river management of Catalonia, Aragon and the Valencian Community (Spain) [PDF]

open access: yes, 2019
Cooperation between countries or regions that share a political border is one of the primary concerns of border studies. However, while cooperation between states is a well-established field based on international agreements, the cooperation between ...
Galindo Caldés, Ramón   +2 more
core   +1 more source

Full cost recovery on operation and maintenance of irrigation systems in the pilot river basins [PDF]

open access: yes, 2020
Project report prepared under the European Union Programme on Sustainable Management of Water Resources in Rural Areas of Uzbekistan. Component 1: National policy framework for water governance and Integrated Water Resources Management (IWRM) and supply ...
Akramov, Bekzod   +8 more
core  

Interactive effects of biochar and chemical fertilizer on water and nitrogen dynamics, soil properties and maize yield under different irrigation methods

open access: yesFrontiers in Plant Science, 2023
Long-term application of nitrogen (N) fertilizer adversely degrades soil and decreases crop yield. Biochar amendment with N fertilizer not only can increase yield but also can improve the soil.
Lei Wang   +5 more
doaj   +1 more source

Border Irrigation Modeling with the Barré de Saint-Venant and Green and Ampt Equations

open access: yesMathematics, 2022
In gravity irrigation, how water is distributed in the soil profile makes it necessary to study and develop methodologies to model the process of water infiltration and redistribution.
Sebastián Fuentes   +3 more
doaj   +1 more source

Water management assessment in a historic garden: the case study of the Real Alcazar (Seville, Spain) [PDF]

open access: yes, 2018
Irrigation plays a very important role in a Mediterranean garden. In spite of this, there are not many studies assessing irrigation water management of landscapes.
Egea Cegarra, Gregorio   +4 more
core   +1 more source

Effects of insufficient irrigation on water use and yield of spring wheat in water-scarce region

open access: yesGuan'gai paishui xuebao
【Objective】Water scarcity is a major constraint to agriculture in arid regions of Northwestern China. Exploring efficient irrigation methods and water-saving irrigation quotas is crucial for sustainable agricultural development in these regions.
SHI Wanen   +4 more
doaj   +1 more source

Evapotranspiration Variation and Attribution Analysis of Maize Field under Typical Border Irrigation in Shiyang River Basin

open access: yesGuan'gai paishui xuebao, 2023
【Objective】 Field evapotranspiration is the main consumption item of agricultural water. It is of great significance to clarify the evapotranspiration amount of crops during the growth period.
ZHANG Ji   +7 more
doaj   +1 more source

Theoretical bounds for the exponent in the empirical power-law advance-time curve for surface flow

open access: yes, 2018
A fundamental and widely applied concept used to study surface flow processes is the advance-time curve characterized by an empirical power law with an exponent r and a numerical prefactor p (i.e., x = p*t^r).
Ebrahimian, Hamed   +3 more
core   +1 more source

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