Background. Today, COVID-19 disease has caused fear and anxiety in all societies. The main purpose of this study was to find out the level panic citizens over 20 years age East Azerbaijan province from emerging determine role some psychological social variables related it. Methods. In research, a survey method been used. statistical population includes Iran while sample is estimated be 384 peop...

urban quality of life is one of the important areas of urban studies in different countries. this importance stems from the increasing attention to monitoring public policies and its role as efficient tool in urban management and planning. the unprecedented growth of urbanization in developing countries specifically in iran, the cities now present a multi-structural fabric which show considerab...

In the present study bacteriophages isolated from rainbow trout farms and sewage treatment plants were genetically identified and their effectiveness on Yersinia ruckeri isolates from clinical cases of red mouth disease was investigated. Fish samples suspected to red mouth disease were collected from rainbow trout farms located in west Azerbaijan. Y. ruckeri, the causative agent of red mouth di...

introduction: nitrogen (n) is one of the most important growth-limiting nutrients for dryland wheat. mineral nitrogen or ammonium (nh4+) and nitrate (no3−) are two common forms of inorganic nitrogen that can serve as limiting factors for plant growth. nitrogen fertilization in dryland area can increase the use of soil moisture, and improve wheat yields to some extent. many researchers have been...

1. introduction droughts are long-term phenomena that can affect large areas and cause severe downturn in economic and social activities. recognizing this phenomenon, its features and properties, knowledge of facilities, capabilities and talents of areas and providing short and long term solutions leads to the effort of the surface water resource managers to prepare for drought mitigation. the ...

1. introduction considering the importance of lake urmia in the weather of northwest of iran, the present study, using dynamic modelling and simulation, investigates the consequences of the drying up of lake urmia on the climate parameter of downfall. 2. study area lake urima, considered the biggest pond in western asia, with a surface area of 5 thousand and 822 square kilometers, is the second...