نتایج جستجو برای: predators and gorgan

تعداد نتایج: 16828322  

Journal: :Bulletin of environmental contamination and toxicology 2002
Peyman Eghtesadi Araghi Kazem Darvish Bastami Shirin Rahmanpoor

The level and source of 16 polycyclic aromatic hydrocarbons (PAHs) were investigated in the surface sediments from the Gorgan Bay, Caspian Sea. The sum of 16 PAHs (ΣPAH16) concentrations varied from 107.87 to 516.18 ng g(-1)dry weight, with average value of 270.96 ± 150.47 ng g(-1)dry weight. Ecological risk assessment of PAHs, indicated that adverse biological effects caused by acenaphthene, n...

Journal: : 2021

Investigating Factors Affecting Students' Entrepreneurial Intention, The Case of Gorgan University Agricultural Sciences and Natural Resources

حاتمی, بیژن , زیبایی, کریم ,

The efficiency of singular and joint usage of third larval instars of ladybeetle, Hippodamia variegata (Goeze) and green lacewing, Chrysoperla carnea (Steph.) was studied against cotton aphid, Aphis gossypii Glover on cucumber plants in greenhouse. The predator-prey ratio of 1:30 reduced the population of pest significantly. Singular and joint usage of predators, however, was not significantly ...

2014
B. Keshavarzi

Loess and loess-like deposits cover large areas of Golestan province of Iran, a well-known region in the world for its high incidence rate of esophageal cancer (EC). Despite numerous published works on the possible contributing factors for the observed high incidence rate, very little attention has been given so far to a possible link between the mineralogy of loess deposits in the region and E...

2016
Elisabeth Mathijs Frank Vandenbussche Andy Haegeman Ahmad Al-Majali Kris De Clercq Steven Van Borm

This is a report of the complete genome sequence of the goatpox virus strain Gorgan, which was obtained directly from a commercial live attenuated vaccine (Caprivac, Jordan Bio-Industries Centre).

2011
Bagher Nikyar Maliheh Sedehi Arezo Mirfazeli Mostafa Qorbani Mohammad-Jafar Golalipour

OBJECTIVE Congenital heart disease (CHD) is the most common congenital anomaly in newborns. The aim of this longitudinal, hospital-based study was to evaluate the prevalence and pattern of CHD among Iranian newborns in Gorgan, Northern Iran. METHODS 11739 live births in Dezyani hospital in Gorgan were screened for CHD, 2007 through 2008. Clinical examination, echocardiography, color Doppler a...

Journal: :Journal of preventive epidemiology 2023

Introduction: Fever and convulsions are one of the most common forms cause hospitalization in children under 5 years old. The occurrence fever a child causes parents to worry about child’s death, this mental pressure can harm parent’s health. Objectives: This study was conducted investigate effect education reducing intensity anxiety with seizures due Gorgan. Patients Methods: In quasi-experime...

Journal: :The international journal of occupational and environmental medicine 2014
R Nabizadeh H Faraji A A Mohammadi

BACKGROUND Waste produced in dental clinics has been the topic of investigations for many years. These waste materials have important health impacts and are hazardous to humans and the environment. OBJECTIVE To investigating solid waste production and its management in dental clinics in Gorgan, northern Iran. METHODS In this cross-sectional study, 45 of 143 public dental practices and 5 of ...

Journal: :journal of agricultural science and technology 2010
h. rakhshani r. ebadi a. a. mohammadi

population dynamics of three main alfalfa aphids, namely: pea aphid, acyrthosiphon pisum (harris), spotted alfalfa aphid, therioaphis trifolii forma maculata (buckton), black alfalfa aphid, aphis craccivora koch, and their most abundant predators and parasitoids in three sites and in two subsequent years in isfahan, iran, were investigated. the results revealed that frequency and temporal occur...

Journal: :Kathmandu University medical journal 2008
A Marjani A M Gharavi M Jahanshahi A Vahidirad F Alizadeh

OBJECTIVE This study aims to estimate the prevalence of psychological stress and association between the levels of stress and study variables among Gorgan medical students. MATERIALS AND METHODS All three year medical students (129 basic sciences students) in Gorgan Faculty of Medicine, Golestan University of Medical Sciences, were asked to complete the Kessler 10 questionnaire. RESULTS The...

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