نتایج جستجو برای: mosquito coil
تعداد نتایج: 39901 فیلتر نتایج به سال:
OBJECTIVE To estimate the prevalence of usage, unsafe practices and risk perception regarding household pesticides in a rural community of Tamil Nadu, India. MATERIALS AND METHODS In a cross-sectional survey we used a pre-tested questionnaire and trained interviewers to collect information on household pesticide use for the past 6 months from any adult member of randomly selected households. ...
INTRODUCTION Chronic obstructive pulmonary disease in non-smokers has been an important concern in past decade. We studied the risk factors responsible for more severe Chronic obstructive pulmonary disease. Identifying them would help to work against progression to more severe disease as well as prevention. METHODS A prospective cross sectional study was done in outpatient clinic of Jinnah po...
Portable negative air ion generator has been designed and tested. This device generates continuous emission of unipolar (negative) ions and it was evaluated by investigating its ability to remove respirable particles such as different smoke verities (mosquito coil smoke, cigarette smoke, petrol smoke) from indoor air environment. The experiment was carried out in closed glass container, decay r...
The objective of this study was to characterize the emissions of air pollutants from mosquito coils and candles burning in a large environmental test chamber. The target pollutants included particulate matters (PM10, PM2.5), carbon monoxide (CO), nitrogen oxides (NOx), methane (CH4), non-methane hydrocarbons (NMHC), volatile organic compounds (VOCs) and carbonyl compounds. The average PM10 conc...
BACKGROUND Malaria is one the major health problem in Nigeria. During pregnancy, it poses serious threat to the survival of both unborn foetus and the mothers. This study determined the effect of adequate malaria knowledge and pregnancy status of women on use of mosquito nets and reported malaria fever morbidity. METHODS The data were collected during the Malaria Indicator Survey (MIS) from 4...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید