Nitrate Removal from Drinking Water Wells by Heterotrophic Denitrification Using Citric Acid as a Carbon Source and Ozonation [PDF]
Nitrate removal using biological heterotrophic denitrification is one of the most effective and economical processes to remove nitrate from drinking water. In recent studies, carbon sources such as acetic acid, methanol, ethanol, glucose, etc.
Hamid Roshanravan +3 more
doaj +1 more source
The Mediating Role of Creativity on Psychological Empowerment and Employees [PDF]
This research seeks to investigate the impact of psychological empowerment in shaping creativity,that may eventually affect employees committment . The population of this study was employees of Khorasan Razavi Gas Company.
.Saeed Mortazavi +2 more
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Herat City and its Structural Changes During the Mongol and Timurid Periods [PDF]
Herat is one of the major cities in the eastern part of Greater Iran and northwestern Afghanistan. Like other cities of Khorasan, Herat was destroyed after the Mongol attack.
Shahin Garakani Dashteh Garakani Dashteh
doaj +1 more source
Determination of Iran Desert Lands Based on Soil Attributes [PDF]
Deserts have been described in different aspects of the natural environment. In this article, we try to determine desert territory using soil properties.
Mohammad Khosroshahi +3 more
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Spatial and Temporal Distribution Analysis of the Effective Factors in the Prevalence of COVID-19 in South Khorasan Province [PDF]
COVID-19, caused by SARS-CoV-2 virus, raised global health concerns due to its rapid spread. During the fight against this epidemic, GIS and geographical information have played an important role in identifying the spatial transmission of this pandemic ...
Negin Nasseh +3 more
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Diagnostic Reference Level Arising from Dental Panoramic Radiography [PDF]
Introduction The present work describes a study in which, based on patient dose measurements, thermoluminescent dosimeters were used to obtain the diagnostic reference level arising from panoramic radiography.
Mohammad Taghi Bahreyni Toossi +1 more
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The Importance of Khorasan in History (Islamic Period)
Khorasan has a different place and importance in history. The greater Khorasan, which has a wide geography, showing differences and changes compared to other parts of Iran, has a special place, starting from the Amu Darya region extending to the vicinity
Abdolvahid SOOFİZADEH
doaj +1 more source
Hepatitis B vaccination coverage among Iranian children aged 15-26 months in 2006 [PDF]
This study in 2006 estimated the hepatitis B virus (HBV) vaccination coverage in the Islamic Republic of Iran at the national and district levels in urban, rural and remote populations of 41 university health service areas.
Esteghamati, A. +6 more
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Historical and comparative assessment of artistic and technical features of wooden doors of Khurasan Museum [PDF]
Among the wooden works of the Holy Shrine’s collection there have been doors That are transferred to the store of Cultural Heritage and Tourism Organization of Khorasan in the tomb of Ferdowsi with the implementation of the expansion of the shrine in the
alireza sheikhi +2 more
doaj +1 more source
Do ancient types of wheat have health benefits compared with modern bread wheat? [PDF]
A number of studies have suggested that ancient wheats have health benefits compared with modern bread wheat. However, the mechanisms are unclear and limited numbers of genotypes have been studied, with a particular focus on Kamut (Khorasan wheat).
Shewry, Peter R.
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