نتایج جستجو برای: irrigation dam

تعداد نتایج: 55036  

Journal: :Water Resources Research 2021

The impact of human water management on river discharge is increasingly viewed as a missing process in Earth system modeling. Models which have attempted to include it are generally at coarse resolution and uncoupled the atmosphere. We propose describe high spatial using ORganizing Carbon Hydrology In Dynamic EcosystEms concept hydrological-transfer-units routing parametrization. Irrigated area...

2011
L. Altarejos-García I. Escuder-Bueno A. Serrano-Lombillo

Risk analysis methodologies can be useful tools to help decision-makers in dam safety engineering. One of the inputs needed for Quantitative Risk Analysis is an estimate of the probability of failure of the dam under study. Existing dams have been designed using the factor of safety, which is a concept associated with a certain mathematical model of the physical behavior of the dam. In dam engi...

Journal: :Genetics and molecular research : GMR 2004
Janice M Rumph L Dale Van Vleck

Age-of-dam adjustment factors are used to preadjust birth and weaning weight data for national beef cattle genetic evaluations. Adjustments are used in order to make the means of the different age-of-dam subclasses similar so that a fair comparison of animals can be performed. A review was made of various research studies that have estimated age-of-dam adjustment factors for birth weight and we...

Journal: :E3S web of conferences 2022

In recent years, river flow into Sistan dam changed because of construction dams and expansion irrigation areas in the upper Helmand basin. Planning for more heightening Kajaki basin shall intensify severity water shortage Hamun Lake. located at downstream on branch river, power shifts Afghanistan upstream basins absence an integrated authority/management are major problems. Political nature in...

2009
R. J. Smith J. N. Baillie

Although the term precision irrigation is now quite widely used, often to mean drip irrigation, there is no commonly accepted definition or conceptualisation of the term, and no cohesive framework to guide research, development or adoption. This paper is reporting on a review of precision irrigation funded by NPSI. This review is considering the role of current irrigation application technologi...

Journal: :Journal of personality and social psychology 2015
Kevin J Eschleman Nathan A Bowling Timothy A Judge

As a departure from traditional situational perspectives, researchers have given increased attention to the dispositional basis of attitudes. Recently, Hepler and Albarracín (2013) introduced a construct that they called "dispositional attitude" and provided validity evidence for a new scale--the Dispositional Attitude Measure (DAM). Although the DAM was introduced as a "new" approach for asses...

Journal: :Infection and immunity 2001
D M Heithoff E Y Enioutina R A Daynes R L Sinsheimer D A Low M J Mahan

Salmonella isolates that lack or overproduce DNA adenine methylase (Dam) elicited a cross-protective immune response to different Salmonella serovars. The protection afforded by the Salmonella enterica serovar Typhimurium Dam vaccine was greater than that elicited in mice that survived a virulent infection. S. enterica serovar Typhimurium Dam mutant strains exhibited enhanced sensitivity to med...

Journal: :The Journal of Experimental Medicine 1969
Edward C. Franklin Mordechai Pras

Eight preparations of soluble amyloid and degraded amyloid (DAM) were compared immunologically. Unlike amyloid fibrils, six of eight preparations of DAM proved to be relatively strong immunogens. Antisera to DAM reacted weakly or not at all with normal human serum or extracts of normal tissues, but were specifically reactive with amyloid fibrils or DAM. Comparative studies of DAM'S from eight d...

2011
HILARY H. BIRKS

Azolla nilotica does not occur in Egypt today, reaching as far north as central Sudan. Its spores have been recorded in sediment cores from the Nile Delta near Manzala Lake up to ca. 550 AD. As part of the CASSARINA Project on recent changes in ecosystems of North African lakes, short sediment cores, covering up to the last two centuries, were taken from the open water of the large Delta lagoon...

شاهنظری, علی, ضیاءتبار احمدی, میر خالق, عمادی, علیرضا, پورمحمد, یاور,

Millions of cubic meters of water run out of reach into rivers annually. Artificial recharge of ground water collection of regional drainage water and re-use of it and simplicity in construction shows Wetland (artificial reservoir) as a sustainable local structure. In planning about irrigation and drainage network of Alborz dam in WEAP medium was modeled. For equitable allocation in project lim...

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