نتایج جستجو برای: tobacco dust
تعداد نتایج: 95939 فیلتر نتایج به سال:
BACKGROUND Since the 1991 Gulf War concerns have been raised about the effects on veterans' health of exposures to Kuwaiti oil fire smoke and to dust storms. METHODS A cross sectional study compared 1456 Australian Gulf War veterans with a randomly sampled military comparison group (n = 1588). A postal questionnaire asked about respiratory conditions, exposures, medications, tobacco use, demo...
Background: Since the 1991 Gulf War concerns have been raised about the effects on veterans’ health of exposures to Kuwaiti oil fire smoke and to dust storms. Methods: A cross sectional study compared 1456 Australian Gulf War veterans with a randomly sampled military comparison group (n = 1588). A postal questionnaire asked about respiratory conditions, exposures, medications, tobacco use, demo...
Dust particles have dangerous impacts on human health, the environment, and the economy. Recently dust storms, originating from Arabian countries, have increased remarkably, affecting western and central parts of Iran.HYSPLIT model and the mean monthly maps of AAI (Absorbing Aerosol Index), surface skin temperature, and top soil layer moisture from OMI (Ozone Measurement Instrument) have been u...
Vegetation is one of the most important components of ecosystem, which plays an important role in protecting soil and preventing its rise. So, monitoring and evaluating its changes in planning to control the dust storm is effective. The purpose of this study was to investigate the changes of vegetation in the internal and external dust storm sources of Kermanshah province and dust extension are...
STUDY OBJECTIVE To determine the effects of tobacco dust extract (TDE) on isolated guinea pig tracheal smooth muscle. DESIGN A controlled, in vitro smooth-muscle study of the effect of pharmacologic agents on TDE. METHODS The effect of TDE on isolated guinea pig tracheal smooth muscle was tested using water-soluble extracts of dust obtained from machines in a cigarette manufacturing plant. ...
natural resources have been attracted a great deal of attentions and have been frequently exploited for many years. dust is one of natural disasters mainly in recent years; here, in south west of iran, it had destroyed the rangelands. the dust has detrimental effects on the rangelands, livestock and livestock production. high concentrations of dust may lead to the coughing, nasal discharge, whe...
Objective: This study was an attempt to explore the structural relationship between religious activity, religious struggle, attitude to drugs, social modeling, spiritual well-being, and cigarette and tobacco smoking among students. Method: For this purpose, 504 male and female students from Kharazmi University, Agricultural Paradise, and Azad University of Karaj were selected by cluster samplin...
In order to study the resistance of tobacco genotypes to Broomrape (Orobanche cernua L.), two experiments based on the randomized complete block design with three replications were conducted at non-stress and broomrape stress conditions at the tobacco research center of Urmia for two sucsessive years (2007-2009). The results showed that the broomrape infestation reduced the mean of all stu...
background: histopathological diagnosis of lesions arising from the intake of tobacco is based on subjective evaluation of morphological alterations within the lesional tissue. oral exfoliative cytology is a non-invasive diagnostic technique for early detection of oral premalignant and malignant lesions. morphometric techniques have been advocated as objective and reproducible methods of detect...
this study was conducted to assess the concentration of some heavy metals and to examine their contamination hazard in atmospheric dust of urban, industrial and non-urban areas in bushehr province, southwestern iran. fifty dust samples from the leaves of the palm trees and fifty surface soil samples from bushehr and assaluyeh cities as urban and industrial areas, respectively, and also from the...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید