نتایج جستجو برای: risk pesticides as non

تعداد نتایج: 6828124  

Journal: :Journal of occupational health 2010
Feroz Hossain Osman Ali Urban J A D'Souza Daw Khin Saw Naing

OBJECTIVES To determine the relationship between semen quality and exposure to pesticide residues. METHODS A cross-sectional study was conducted among male farmers from 3 different communities in Sabah, Malaysia. A total of 152 farmers participated in this study of whom 62 farmers had been exposed to either paraquat or malathion or both to varying extents. Questionnaires were designed to reco...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ولی عصر (عج) - رفسنجان - دانشکده ادبیات و علوم انسانی 1393

the present study investigated construct equivalence of multiple choice (mc) and constructed response (cr) item types across stem and content equivalent mc and cr items (item type ‘a’), non-stem-equivalent but content equivalent mc and cr items (item type ‘b’), and non-stem and non-content equivalent mc and cr items (item type ‘c’). one hundred seventy english-major undergraduates completed mc ...

Journal: :Annals of agricultural and environmental medicine : AAEM 2011
Lucyna Kapka-Skrzypczak Małgorzata Cyranka Maciej Skrzypczak Marcin Kruszewski

Human biomonitoring provides an efficient and cost-effective way to identify and quantify exposure to chemical substances, including those having deleterious eff ects on human organisms. Once the risk of hazardous exposure has been identified and the mechanism of toxic eff ects has been elucidated, an ultimate decision about how to reduce exposure can be made. A particularly high risk of exposu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1392

abstract this study investigated the predictability of variables from a motivational framework as well as individuals qualities to predict three non-linguistic outcomes of language learning. gardners socio-educational model with its measures has been used in the current study. individual qualities presented in this study include (1) age, (2) gender, and (3) language learning experience. the...

2013
K. Shankar Murthy Shankar Murthy

Pesticides usage in agricultural fields to control pests is extremely toxic to non target organisms like fish and affect fish health through impairment of metabolism, sometimes leading to mortality. Present study is a review of potential adverse effects of pesticides and pollutants in fish. Furthermore, the data generated could be useful in the environmental risk assessment of freshwater and ma...

Journal: :journal of occupational health and epidemiology 0
r vazirinejad p khalili m rezaeian a jamalizadeh ah puorkarami

background: gastrointestinal cancers are among the most common cancers in different communities. gastrointestinal tract cancer is the most common cancer among iranian men and the second common cancer among iranian women. due to the impact of environmental factors on the risk of gastrointestinal cancer and the increasing use of agricultural pesticides, this study aimed to investigate the effects...

Journal: :journal of occupational health and epidemiology 0
r vazirinejad medical school a jamalizadeh medical school s tajik medical school a shamsizadeh

introduction: the majoritiy of abortion risk factors has been classified as environmental and vary from one place to another. this study aimed to explore the relationship between exposure to pesticides and spontaneous abortion among female pistachio farmers in rafsanjan, iran.   materials and methods: in this case-control study, 50 women with spontaneous abortion and 50 women without this histo...

Journal: :iranian journal of toxicology 0
سعید شهبازی نصرآبادی saeid shahbazi naserabad department of fisheries, university of tehran, karaj, iran. علیرضا میرواقفی alireza mirvaghefi department of fisheries, university of tehran, karaj, iran. محمدحسن گرامی mohammad hasan gerami department of fisheries, university of gonbad kavous, golestan, iran. حامد غفاری فارسانی hamed ghafari farsani department of fisheries, university of tehran, karaj, iran.

background: pesticides are widely used in agriculture. excessive use of pesticides has health risk for human and threatens non-target organisms. this research aimed to determine lethal concentrations of malathion and hinosan for carassius auratus (5±1 gr) [mean ± sd]. methods: experiments were performed according to o.e.c.d for 4 days (96 h) and concentrations of 0, 1, 2, 4, 8 mg l-1 hinosan an...

2010
Umar Farooq Monika Joshi Vinod Nookala Pramil Cheriyath Daniel Fischman Nora J Graber Steven D Stellman Joshua Muscat

BACKGROUND Pesticides are widely used in households to control insects and weeds. Several studies, over the past decades, have examined the possible relationship of serum concentration of organochlorine pesticides and the development of breast cancer. However, little data exists regarding an association between self-reported, residential exposure to pesticides and breast cancer risk. We, theref...

Journal: :Occupational and environmental medicine 2003
A J De Roos S H Zahm K P Cantor D D Weisenburger F F Holmes L F Burmeister A Blair

BACKGROUND An increased rate of non-Hodgkin's lymphoma (NHL) has been repeatedly observed among farmers, but identification of specific exposures that explain this observation has proven difficult. METHODS During the 1980s, the National Cancer Institute conducted three case-control studies of NHL in the midwestern United States. These pooled data were used to examine pesticide exposures in fa...

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