نتایج جستجو برای: karaj

تعداد نتایج: 1380  

The purpose of this study was to investigate the role of control source and risk perception in predicting the behavior of taxi drivers in Karaj. The research method was descriptive-correlation. The statistical population of this study was all 718 young taxi drivers in the city of Karaj. According to the Cochran formula at the level of 0.05, 250 young taxi drivers in Karaj were selected by avail...

Journal: :به زراعی نهال و بذر 0
محمد زمانیان m. zamanian seed and plant improvement institute, karaj, iran.موسسه تحقیقات اصلاح و تهیه نهال و بذر محمد اکبری راد m. akbari-rad محمدرضا عباسی m. r. abbasi ناصر ظریفی نیا n. zarifinia خلیل چابک k. chabok وحید علوی v. alavi علیرضا طالب نژاد

scince 1990 research on clover has been commenced in karaj and other field stations of seed and plant improvement institute, iran. one of the achievements of this initiative is selection, improvement and release of alborz 1 crimson clover cultivar. new crimson clover cultivar, alborz 1 was primarily selected from clover germplasm received from food and agriculture organization (fao), the united...

Abstract With the rapid growth of population and urbanization since the last century, the complexity and understanding of the spatial organization of the city, as well as the ability to predict urban events in its spaces, have become difficult and in some cases impossible. Karaj metropolis is one of the major metropolitan areas of Iran that has been experiencing rapid population growth and thi...

Journal: :به نژادی نهال و بذر 0
مصطفی رحمتی m. rahmati کاظم ارزانی k. arzani department of horticutural science, college of agriculture, tarbiat modares university, tehran, iran.گروه علوم باغبانی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران عباس یداللهی a. yadollahi

many characteristics of pear trees such as growth, fruit size and yield, are influenced by the genetic characteristic of the rootstocks. in iran, mainly european pear seedlings (pyrus communis l.) are used as the rootstock in the pear orchards. thus, evaluation of pear seedling rootstocks is an important task. this experiment was conducted in 2009 and 2010 growing seasons in order to explore th...

Background and purpose: Karaj River is the biggest aquatic ecosystem in Alborz province which is exposed to a variety of pharmaceutical pollutants. These pollutants have adverse effects of on surface water, biota and even humans. This research aimed to evaluate the level of contamination caused by widely used antibiotics in Karaj River, effluent, and wastewater treatment plants in 20 stations. ...

خاوری خراسانی, سعید, خدارحمی, منوچهر, شهریاری نسب, مهسا , معصومی, علی, چوگان, رجب ,

In Present research 14 maize hybrids were studied in form of randomized compelet block design with 4 replicates  across 6 environments including 3 agriculture research centers (Karaj ,Mashhad and Jiroft) in two years (1390-1391).Result of combined variance analysis showed that genotype ×year×location  interaction is meaningful  in %1 probability level. According to this result for studying inte...

Journal: :شیلات 0
حمید فرحمند دانشیار دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران محمد اخوان بهابادی دانش آموختۀ کارشناسی ارشد مهندسی شیلات، دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران محمد علی نعمت اللهی دانشیار دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران علیرضا میرواقفی دانشیار دانشکدة منابع طبیعی، دانشگاه تهران، کرج، ایران

the study investigates the possibility of sex determination of rainbow trout (oncorhynchus mykiss)using molecular screen for products monosex of populations. 35 caudal fin tissue samples wereobtained from karaj rainbow trout mature population and then genomic dna was extracted andmarker loci amplified. polymerase chain reaction (pcr) was setup based on two omyfa andomyfatu markers for amplifica...

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