نتایج جستجو برای: physiological strain index

تعداد نتایج: 849556  

ژورنال: ارگونومی 2018

Introduction: Fruit harvesting operation as a most important operations related to date palm production is performed manually. Manual date palm harvest suffers from frequent occupational risk factors due to excessive need of physical work resulting in work related illness and productivity reduction. Materials & Methods: Present study was undertaken with recruiting twenty three harvest worker...

Journal: :Plant and Soil 2023

The plant growth promoting rhizobacteria have been repeatedly addressed in improving and resistance against pathogens. This study explored the role of Paraburkholderia sp. GD17 tomato to Botrytis cinerea (Bc). Tomato roots were treated with strain, then leaves inoculated Bc. Physiological biochemical parameters, gene expression analyzed. In absence Bc, efficiently improved growth, increased pho...

ژورنال: سلامت کار ایران 2017

Background and aims: Cardiorespiratory capacity determines performance and productivity of daily jobs.Shoe production workers have heavy work load and musculoskeletal disorders is prevalent in this job.  Investigation on the relationship between musculoskeletal disorders (MSDs) and job strain index (SI) and physical activity capability of shoe workers can help to reduce MSDs. Methods: T...

2017
Bülent Çekiç Ayse Eda Parlak Yasemin Koksel Iclal Erdem Toslak Mesut Parlak

Aim: The aim of this study is to evaluate and compare the values of strain index ratio as measured by real-time ultrasound elastography in healthy subjects and in adolescent patients with Hashimoto Thyroiditis (HT). Our aim is also to determine cut-off value of strain index ratio, obtain reference values and evaluate if we can use this values in diagnosis and follow-up. Material and methods: A ...

2012
Hugo Westerlund Per E. Gustafsson Töres Theorell Urban Janlert Anne Hammarström

BACKGROUND It has been argued that the association between job strain and health could be confounded by early life exposures, and studies have shown early adversity to increase individual vulnerability to later stress. We therefore investigated if early life exposure to adversity increases the individual's physiological vulnerability job strain in adulthood. METHODOLOGY/PRINCIPAL FINDINGS In ...

احسان‌زاده, پرویز, طباطبائی , سمیرا,

Scientific data on the hulled wheats is scarce. Therefore, changes in some physiological attributes including carotenoids concentration, antioxidant enzymes activity, malondialdehyde content (MDA), cell membrane stability index (MSI) and grain yield in a hulled tetraploid wheat (i.e. "Joneghan") and  a durum wheat cultivar (i.e. "Yavaroos") in response to salinity and plant growth promoting rhi...

Journal: :Clinical science and molecular medicine 1974
S G Spiro E Juniper P Bowman R H Edwards

1. A progressive exercise test was performed on forty-four male and twenty-nine female healthy Europeans, aged between 20 and 64 years. Values for cardiac frequency (f H) and ventilation (V) were interpolated to standard (submaximal) oxygen uptakes (Vo,) of 0.75 l/min and 1.0 l/min. The tidal volume ( VT) at a ventilation of 20 and 30 1 BTPS/min was also determined (VT 20 and VT 30 respectively...

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