نتایج جستجو برای: historical zone of yazd
تعداد نتایج: 21182804 فیلتر نتایج به سال:
A breeding hexaploid salt tolerant wheat line (MS-81-14) was produced from crossing of an Iranian salt tolerant wheat line (1-66-22) with Inia cultivar (from CIMMYT) at Karaj Research Station in 1991-92 cropping season. The F1 plants were grown at Karaj in 1992-93 cropping season, furthermore F2-F6 populations were evaluated under salinity stress conditions (EcSoil&Water = 8-12 ds/m) in Isfah...
Introduction: The present study aimed to compare the performance of two widely-used models for spatial assessment of particulate matter less than 10 microns (PM10) in ambient air of Yazd city. Finally, effective factors on concentrations of pollutants and corresponding standards were investigated. Materials and Methods: A number of 13 sampling stations were employed in different areas of Yazd ...
any change in the refractive index of a laser active medium can lead to serious degradation of beam quality, laser beam modes, laser performance and variation in the intensity distribution. alteration in the refractive index of laser active medium is especially notable in high power lasers. it is clear that in the laser beam production, the pumping agent induces a great amount of heat which...
abstract cooperative learning refers to small groups of learners working together as a team to solve a problem, complete a task, or accomplish a common goal. in a cooperative environment one’s success is directly related to the success of other members because the focus on the individual shifts towards the group. to test the effectiveness of the method, using jigsaw technique, a study was cond...
A large number of studies show that uncontrolled and unplanned spatial and functional developmentsin old central districts of large and medium-sized Iranian cities in past few decades have resulted in many unpleasanttransformations. Thus, the historic urban fabrics have gradually lost their socio-economic livability and quality and thisissue has led to urban distress, blight and deterioration.T...
Background Phlebotominae sand flies are the main vectors of leishmaniasis and some other diseases. Materials and Methods Using sticky traps, sand flies were collected fortnightly from outdoors and indoors areas of selected sites. Results A total of 2032 specimens (498 in the city and 1534 in the outskirts of Yazd) belonging to 11 species were collected. The activity of sand flies started in...
introduction nowadays, landscape recounts the land components, elements and components which each alone and together have a key role in building and shaping the natural environment and consequently the natural landscape and eventually the built environment and landscape. although humans connection with its surrounding is achieved through different senses, but still more than 80% of its connect...
Surveying and analyzing different socio-economic, environmental and other aspects of regions indicate the level of their privileges, welfare and development. Difference among privileges of various regions have perpetually been under the influence of environmental capabilities, hard work spirit, historical features and ruptures, level of civilization and urbanization, ideologies and values and s...
BACKGROUND Road traffic deaths are a considerable public health problem and a major source of lost financial and human resources. Most mortality occurs in low- and middle-income countries. OBJECTIVES This study aimed to measure road traffic fatality rates and years of lost life, and also to depict a view of trends in road traffic deaths from 2004 to 2010 in Yazd city, a province in central Ir...
in this study, scour of mashkid bridge pier located in mashkid river of saravan county has been studied and to measure the scour rate, the numerical model hec-ras 4.0 has been used. upon selection of mashkid river as the case study and whereas the studied zone is important with respect to the climatic conditions and showery monsoon raining and flowing the great and destructive floodwaters, ther...
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