نتایج جستجو برای: fall
تعداد نتایج: 71267 فیلتر نتایج به سال:
Dates of start and end of frost based on minimum shelter temperature equal to or less than 0°C were studied in Zanjan, Ghazvin and Tehran during 1961-2000. The cause of these frosts was determined by weather parameter values at observation hours and the aid of synoptic maps. Frost series based upon last spring or first fall advection are defined and found to be random and normally distributed. ...
Dates of start and end of frost based on minimum shelter temperature equal to or less than 0°C were studied in Zanjan, Ghazvin and Tehran during 1961-2000. The cause of these frosts was determined by weather parameter values at observation hours and the aid of synoptic maps. Frost series based upon last spring or first fall advection are defined and found to be random and normally distributed. ...
Background: The phenomenon of dust is a serious environmental problem in dry and semi dry regions. It has a destructive effect for the residents of such regions. Over two-thirds of Iran is in areas of dry and semi-dry climate conditions. Methods: In this research, dust fall measurements were taken in 41 stations across Yazd city using a marble dust collector (MDCO) located in diffe...
Smith and Figueiredo, in their recent articles, raised important issues of getting rid colonial legacy botanical nomenclature. Some other politically motivated claims proposals to amend the International Code Nomenclature for algae, fungi, plants (ICN) have also been published or discussed by some authors. In particular, Figueiredo expressed opinion that “a proposal Code, replacing epithets wit...
Objectives: Fall is one of the most common serious injuries among those elderly which were residence in care centers. Current study was carried out to determine fall epidemiology in men and women elderly in Tehran care centers in 2011. Methods & Materials: A cross sectional study was developed. 400 elderly 60 years and more than 60 s years were residence in care centers were selected ramdoml...
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