نتایج جستجو برای: in khorasan province
تعداد نتایج: 16982386 فیلتر نتایج به سال:
abstract barberry is one of the most important products of south khorasan province. the objective of this study is analyzing the qualitative factors affecting the price of barberry in this province. survey data from 100 questionnaires using simple random sampling of households in the city of birjand, 1389 has been completed, was extracted. results of the estimating hedonic price model show that...
Background and Objectives: Nowadays, despite several global initiatives, the use of doping agents has become a problem in athletic societies. Therefore, the aim of the current study was to investigate the prevalence, attitude and tendency toward the use of performance-enhancing supplements among athletes in North Khorasan Province. Methods: The statistical population of this cross-sectio...
The main purpose of this paper is to identify the challenges and barriers of entrepreneurship development in the conversion industry of horticultural products in North Khorasan Province and prioritize those barriers and finally provide solutions to the barriers to the development of this industry. For this purpose, the required information was obtained through face-to-face interviews and comple...
in order to study the role of pythium species associated with cantaloupe root and crown rot, samples were collected from infected fields in different areas of khorasan razavi province during 2009-2010. the root pieces were washed and cultured on cma-parp medium. the pythium isolates were then purified by hyphal tip method and identified based on van der plaats-niterink mycological key. the path...
The purpose of this study was to determine the prevalence of bovine leukemia virus (BLV) in Khorasan Razavi and Khorasan Shomali provinces which are the main provinces located in the northeast of Iran. Total number of 429 blood samples were collected from industrial dairy herds. The samples were categorized based on province, age (2-3, 4-6, and 7-10 years old), calving (≤ 2, 3-5, and > 5) and h...
Background and Objectives: Investigation of child mortality is one of the most important strategies for improving children's health. The purpose of this study was to investigate the age distribution, trends, and projections of mortality in children under 5 years old in Khorasan Razavi province. Methods: The study population included under-5 mortality data from Khorasan Razavi Province durin...
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