نتایج جستجو برای: qazvin and hamedan zones
تعداد نتایج: 16832299 فیلتر نتایج به سال:
Collection and determination of medicinal plants in Lorestan province have been carried out for 6 years in the agriculture and natural resources research of center of Lorestan. The aims of this study were collection and identification the medicinal plans that grow in Loretta province, their distribution, habitat, traditional uses, utilized organ, manner of usage, botany specification, local nam...
The Spring season in Iran, especially the months of April and May, is a thriving season for the wild harvesting and sale of fresh medicinal plants and mushrooms that are seen in the form of local markets and seasonal stores during the rainy season. Based on habitats of Iranian truffles, they can be classified in two groups including Desert truffles and Forest truffles. Based on our knowledge de...
In this paper energy intensity changes in industries of Iran as a whole and for each province separately have been calculated in the period of 2005-2019. These changes are divided to structural and efficiency effects by using average distribution on the amount of changes in cross method. The results show that during this period, energy intensity has increased throughout the country and in all p...
Bee keeping is indispensable to global food production. It is an alternate income source, especially in rural underdeveloped African settlements, and an important forest conservation incentive. However, dwindling honeybee colonies around the world are attributed to pests and diseases whose spatial distribution and influences are not well established. In this study, we used remotely sensed data ...
BACKGROUND Health science students are at an increased risk of hepatitis A virus (HAV) infection even under accidental infection. The aims of this study were to assess the seroprevalence of HAV in 1(st) year medical students and to determine the risk factors of HAV vaccination program among this population. MATERIALS AND METHODS A cross-sectional study was conducted in autumn 2010. A total of...
White grubs, including Polyphylla olivieri Castelnau, are among the most economically important pests of orchard trees and other crops such as potato and sugar beet. The larvae feed on the roots of the host plants and their adults feed on the leaves. Several types of organisms are parasitic or phoretic on this pest, including three species of mites from Iran. Two new species of mites, namely Hy...
In the literature on energy economics, estimating and analyzing price elasticities of energy demand is one of the important issues in examining the effectiveness of pricing modalities for energy conservatin and environmental policy follow-up. In this regard, low price elasticities of energy demand will increase the need for non-price policies to change consumer behavior and stimulate energy sav...
چکیده رخنمون های مناسبی از سنگ های پرمین در شمال غرب خور، البرز مرکزی وجود دارند. این توالی ها شامل سازند های دورود (آسلین– ساکمارین)، روته (آرتینسکین – مرگابین) و نسن (جلفین پیشین) می باشند. سازند دورود در برش مورد مطالعه اساساً از تناوب سنگ ماسه، کوارتزیت و شیل به رنگ قرمز و ارغوانی تشکیل شده است و با همبری از نوع ناپیوستگی آذرین– پی بر روی سنگ های ولکانیکی منتسب به سازند جیرود قرار گرفته است...
Introduction: Making sure that best health services are provided, requires performance assessment in health sector. Assessment of efficiency is the first step in performance assessment. This research was aimed to assess of efficiency and comparison of its process in the Third Development plan and early years of the Fourth Development of all provinces in rural health sector. We attempt to determ...
The treatment of patients with Helicobacter pylori infection has many limitations, especially because antibiotic resistance. We aimed to investigate the prevalence and mechanism resistance metronidazole clarithromycin in H. isolates collected from gastrointestinal symptoms Qazvin, Iran. In this cross-sectional study, susceptibility testing was performed among 80 clinical strains isolated pylori...
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