in order to assess the outing mkhmlkvh forest park area of 430 hectares located in the northern city of khorramabad, gis technology was used. maps of the slope, direction and altitude in the software and arcview3.2 arcgis9.2 were prepared. then combine them with a map of the earth was formed. rvyhmgzary map with the land, soil and vegetation classes, environmental unit maps were prepared. units...

introduction radioactive materials naturally exist in the world. indeed, approximately 82% of human-absorbed radiation doses, which are out of human control, arise from natural sources of radiation including cosmic, terrestrial, and exposure through inhalation or ingestion. thus, the aim of the present study was to estimate health risk, as well as the effective and organ doses from naturally oc...

background acute upper gastrointestinal bleeding (ugib) is a common medical emergency and is known as one of the main causes of mortality and morbidity. this research was conducted to study the causes and risk factors for ugib, in a referral center. methods in this cross sectional study, carried out in a one year period, all patients with acute ugib living in khorramabad city and surrounding ar...

todays, productivity and efficiency of irrigation have been in the center of the many water-related issues. by using sprinkler irrigation systems in addition to watering easier and automatic, that is a device for raising water application uniformity and efficiency which ultimately will save water consumption and production increase. in this study, four fixed irrigation systems of khorramabad ci...

Background: Management of solid waste is a set of regular and coherent acts on production control, storage and collection, handling, processing and disposal of solid waste. These activities should be in accordance with best conditions of public health, economy, and protection of industries, aesthetical and other aspects of environmental and public requirements. People cooperation in solid waste...

Background : Blastocystis hominis is an anaerobic, zoonotic protozoan parasite which inhabits the large intestine of humans and a wide range of other vertebrates. It has a worldwide distribution and infects hosts through the cyst of the parasite by contaminated water or food. Its prevalence is related to hygienic culture, season, exposure to animals, and age. A number of studies in the last dec...