نتایج جستجو برای: razavi province
تعداد نتایج: 76108 فیلتر نتایج به سال:
امروزه مهاجرت با برهم زدن تعادل های جمعیتی، باعث شده است تا برخی از نقاط کشور خالی از سکنه شده و در مقابل، برخی دیگر از نقاط کشور دچار فشارهای جمعیتی شوند که پیامد این امر، فشار بر منابع طبیعی و زیست محیطی و افزایش هزینه ها در ارائه خدمات در نقاط پرتراکم شده است. از این رو، به منظور جلوگیری از فشار بر منابع در نقاطی خاص از کشور، شناخت الگوهای حاکم بر مهاجرت و علل شکل گیری مهاجرت می تواند نقش بس...
during the faunistic survey of aphid species associated with ornamental shrubs in the urban green spaces of mashhad, the capital city of khorasan-razavi province of iran, in 2015, specimens of the species appendiseta robiniae (gillette, 1907) were collected from a colony on vitex agnus-castus. this aphid species is reported here for the first time from iran.
during a study on fauna of the frit flies (diptera: chloropidae) in khorasan razavi province (iran) in 2014 and 2015, nine species of six genera were collected and identified. platycephala rugosa (nartshuk, 1964) is recorded for the first time for iranian fauna. geographical distribution and biological notes are provided.
Aflatoxins are secondary toxic metabolites produced by some Aspergillus spp. particularly, Aspergillus flavus and A. parasiticus that contaminate food and feed. The objective of this study was to evaluate the contamination of feedstuffs with Aspergillus spp. and detect genes involved in the aflatoxin biosynthesis pathway of A. flavus and A. parasiticus isolates. A total of 110 cow feed samples ...
BACKGROUND We investigated the variations of heamathologic and biochemical parameters with different parasitic burdens and the correlation between fecal egg counts and fluke number in livers of sheep naturally infected with Dicrocoelium dendriticum. METHODS In order to detect excretion of D. dendriticum eggs, fecal samples from 120 sheep of different age groups were collected individually at ...
Predicting hemodynamics in native and residual coarctation: preliminary results of a Rigid-Wall Computational-Fluid-Dynamics model (RW-CFD) validated against clinically invasive pressure measures at rest and during pharmacological stress Israel Valverde, Cristina Staicu, Heynric Grotenhuis, Alberto Marzo, Kawal Rhode, Yubing Shi, Alistair G Brown, Aphrodite Tzifa, Tarique Hussain, Gerald Greil,...
Research Center of Iranian Blood Transfusion Organization, Khorasan-e Razavi Blood Center, Mashhad, Iran. Department of Community Health, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, Serdang, Malaysia. Biomedical Department, Women Research Center, Alzahra University, Tehran, Iran. Department of Communication and Network, Faculty of Computer Sciences and Information Techno...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید