Results 41 to 50 of about 338,249 (284)

Irrigation and Debridement [PDF]

open access: yesThe Journal of Arthroplasty, 2014
Delegates: Craig A. Aboltins, MD, Olivier Borens, MD, John J. Callaghan, MD, Pedro Ivo de Carvalho, MD, Yuhan Chang, MD, Pablo Corona, MD, Ferdinando Da Rin, MD, Silvano Esposito, MD, Thomas K. Fehring, MD, Xavier Flores Sanchez, MD, Gwo-Chin Lee, MD, J. Carlo Martinez-Pastor, MD, S.M. Javad Mortazavi, MD, Nicolas O.
Haasper C   +22 more
openaire   +4 more sources

Water Availability and Status of Wastewater Treatment and Agriculture Reuse in China: A Review

open access: yesAgronomy, 2023
Due to climate change, 2/3 of the world’s population will face water shortage problems by 2025, while a 50% increase in food production is required in 2050 to feed nine billion people.
Rakhwe Kama   +5 more
doaj   +1 more source

The Assessment of Dynamic Behavior of Heterogeneous Systems taking into account Non-linear Viscoelastic Properties of Soil [PDF]

open access: yesИнженерно-строительный журнал, 2014
The paper reviews in detail the modern state of the calculation problem for non-linear rheological properties of soil in making an assessment of the stress-strain state of ground structures.
T.Z. Sultanov   +2 more
doaj   +1 more source

Hydraulic resistances experimental and field studies of supply canals and pumping stations structures [PDF]

open access: yesE3S Web of Conferences, 2021
Currently, many authors have studied the uniform axisymmetric pressure head laminar and turbulent movement of water in hydraulic smooth and rough (with uniform roughness) pipes of circular cross-section.
Uralov Bakhtiyor   +5 more
doaj   +1 more source

Early transplanting of rainfed rice minimizes irrigation demand by utilizing rainfall

open access: yesEnvironmental Systems Research, 2021
Background Rainfall is the key contributor to provide soil moisture for wet season rice (T. Aman) cultivation. Erratic rainfall often causes water shortage resulting negative impact on plant growth and grain yield.
Md. Belal Hossain   +5 more
doaj   +1 more source

Applying remote sensing techniques to monitor green areas in Tashkent Uzbekistan [PDF]

open access: yesE3S Web of Conferences, 2021
Land use and land cover (LULC) change are one of the most important signals of regional environmental monitoring and study. Recently, the pull of capital cities has snowballed, an increasing number of people moving to the cities, especially in developing
Aslanov Ilhomjon   +6 more
doaj   +1 more source

The Effects of Different Combinations of Irrigation and Planting Method on Yield and Water Use Efficiency of Rice in Jianghuai Region

open access: yesGuan'gai paishui xuebao, 2022
【Objective】 Yield and water use difference of crop depend on many agronomic practices and environmental constraints. Taking rice as an example, this paper elucidates how planting pattern and irrigation combine to affect water use efficiency and yield in ...
WU Han   +4 more
doaj   +1 more source

Design aspects of operation of water supply facilities of pumping stations [PDF]

open access: yesE3S Web of Conferences, 2021
The aim of the research is to identify the hydrodynamic regularities in the improvement of operating modes in the water supply structures of pumping stations with vertical vane pumps.
Nasyrova Naira   +4 more
doaj   +1 more source

Irrigable measures for weighted irrigation plans

open access: yesNetworks & Heterogeneous Media, 2021
<p style='text-indent:20px;'>A model of irrigation network, where lower branches must be thicker in order to support the weight of the higher ones, was recently introduced in [<xref ref-type="bibr" rid="b7">7</xref>]. This leads to a countable family of ODEs, describing the thickness of every branch, solved by backward induction.
openaire   +4 more sources

Strategies for leaching and agricultural use of saline lands under conditions of water shortage [PDF]

open access: yesE3S Web of Conferences
An analysis of the authors' experimental data on land leaching from salinization was carried out. The regularity of specific water consumption for salt leaching is assessed depending on the degree of soil salinization and negative environmental factors ...
Shirokova Yulia   +4 more
doaj   +1 more source

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