نتایج جستجو برای: op (an agricultural by

تعداد نتایج: 9657770  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1394

with the increasing population and the need for more food, as well as with the development of science and technology, human approach to unnatural and often chemical inputs to increase agricultural production has been a great expansion and problems such as increased cancers, chronic diseases has created environmental pollution. implementation of organic organic is a solution to these problems . ...

2012
Xiude Hua Jifei Yang Limin Wang Qingkui Fang Gaiping Zhang Fengquan Liu

OBJECTIVE Organophosphorus (OP) pesticides are considered hazardous substances because of their high toxicity to nontarget species and their persistence in the environment and agricultural products. Therefore, it is important to develop a rapid, sensitive, and economical method for detecting OP pesticides and their residues in food and the environment. METHODS A broad, selective monoclonal an...

2012
Michael Eddleston Jonathan M. Street Ian Self Adrian Thompson Tim King Nicola Williams Gregorio Naredo Kosala Dissanayake Ly-Mee Yu Franz Worek Harald John Sionagh Smith Horst Thiermann John B. Harris R. Eddie Clutton

Organophosphorus (OP) insecticide self-poisoning is responsible for about one-quarter of global suicides. Treatment focuses on the fact that OP compounds inhibit acetylcholinesterase (AChE); however, AChE-reactivating drugs do not benefit poisoned humans. We therefore studied the role of solvent coformulants in OP toxicity in a novel minipig model of agricultural OP poisoning. Gottingen minipig...

Journal: :Industrial health 2008
Safiyya Mohamed Ali Sin Eng Chia

Organophosphate (OP) poisoning is a progressively worrying phenomenon as worldwide pesticide production and consumption has doubled. On average, WHO estimates that 3% of agricultural workers in developing Asian countries suffer an episode of pesticide poisoning every year. Furthermore, the threat of OP usage in terrorism is existent, as seen by the subway tragedy in Tokyo in 1995 where sarin wa...

2006
Nancy J. Simcox Richard A. Fenske Sarah A. Wolz

Children of agricultural families are likely to be exposed to agricultural chemicals, even if they are not involved in farm activities. This study was designed to determine whether such children are exposed to higher levels of pesticides than children whose parents are not involved in agriculture and whose homes are not close to farms. Household dust and soil samples were collected in children'...

Journal: :علوم دامی ایران 0
محمد احسانی دانشجوی کارشناسی ارشد دانشکده کشاورزی، دانشگاه رازی کرمانشاه مهران ترکی دانشیار دانشکده کشاورزی، دانشگاه رازی کرمانشاه

this study was conducted to evaluate the effect of adding a commercial medicinal plant (mp) powder containing garlic (allium sativum) and thyme (thymus vulgaris) to diets that included olive pulp (op), on the performance and carcass characteristics of broiler chicks. a total of 240 day old male ross-308 broiler chicks were allocated into six iso-nitrogenous and iso-energetic dietary groups with...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مراغه - دانشکده علوم پایه 1389

assume ? ? l2(rd) has fourier transform continuous at the origin, with ˆ ?(0) = 1, and thatcan be represented by an affine series f = j>0 k?zd c j,k?j,k for some coefficients satisfying c 1(2) = j>0 k?zd |c j,k|2 1/2 <?. here ?j,k(x) = |deta j |1/2?(a jx ?k) and the dilation matrices a j expand, for example a j = 2j i. the result improves an observation by daubechies that t...

Journal: :Environmental Health Perspectives 1995
N J Simcox R A Fenske S A Wolz I C Lee D A Kalman

Child of agriculture families are likely to be exposed to agricultural chemicals, even if they are not involved in farm activities. This study was designed to determine whether such children are exposed to higher levels of pesticides than children whose parents are not involved in agriculture and whose homes are not close to farms. Household dust and soil samples were collected in children's pl...

Journal: :Journal of pediatric psychology 2008
Patricia Sánchez Lizardi Mary Kay O'Rourke Richard J Morris

OBJECTIVE This study investigates the effects of Organophosphate (OP) pesticides exposure on the cognitive and behavioral functioning of Hispanic children living in an agricultural community. METHODS Forty-eight children were administered a battery of cognitive measures, and their parents and teachers completed behavior rating scales. Children provided a urine sample for analysis of OP pestic...

2014
Neelam Damodar Sukhsohale Sushama S Thakre

Background: In rural areas of developing countries, children of agricultural workers have a high potential for exposure to organophosphorus (OP) pesticides. This puts them at an increased risk of damage to neurobehavioural performance, cognitive and psychomotor dysfunction. The main objective of this study was to assess the neurological risk of exposure to organophosphate pesticides in the chil...

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