Results 71 to 80 of about 45,229 (189)

Effect of Weissella cibaria as probiotic on some on growth factors in Siberian sturgeon Acipenser baerii [PDF]

open access: yes, 2016
The present study was designed to investigate the effect of bacteria Weissella cibaria as to probiotic on growth factors on Siberian sturgeon. The fish averaged 143.55 ± 0.04 g in weight were placed in 12 tanks for 60 days in four treatments everyone to ...
Abasalizadeh, A.   +4 more
core  

پایایی و روایی نسخه فارسی پرسشنامه خستگی شغلی سوئدی (SOFI-20) در نیروی کار ایرانی [PDF]

open access: yes, 2015
مقدمه: خستگی درک شده مرتبط با کار، مسئله مهمی است، زیرا می­تواند بر کارایی کارگران اثر سو داشته باشد. همچنین، خستگی کارگران یکی از عوامل اصلی رخداد حوادث در محیط‌های کار شناخته‌شده است.
آقابیگی, ماندانا   +3 more
core  

بررسی ریسک سرخوردن دربخش های مختلف بیمارستان منتخب دانشگاه علوم پزشکی شیراز [PDF]

open access: yes, 2014
مقدمه: یکی از حوادث نسبتا شایع در محیط های کاری سرخوردن، سکندری خوردن و سقوط است که می تواند باعث آسیب کمر، رگ به رگ شدن، کشیدگی، کبودی و خون مردگی، شکستگی، خراش و پارگی و حتی مرگ شود.
جعفری, سعیده   +3 more
core  

Assessment of Wastewater Treatment Plant Efficiency: a Case Study in Zanjan [PDF]

open access: yes
Background and Objective: Considering importance of wastewater treatment and disposal in contemporary societies as well as the possibility of effluent discharge of Wastewater Treatment Plants (WWTP) to water courses, or reusing it; this study conducted
باقری اردبیلیان, مریم   +3 more
core  

Primary culture of ovarian follicular cells of Sterlet, Acipenser ruthenus to develop an in vitro system [PDF]

open access: yes, 2016
The aim of the present study was to develop an in vitro system for functional investigation of ovarian follicular cells in Sterlet, Acipenser ruthenus.
Bahmani, M.   +5 more
core   +1 more source

Study of physical damage and storage effects on strength of sturgeon gillnet [PDF]

open access: yes, 2017
Every year, after fishing period, the sturgeon gillnets are assessed base on physical characters by the management of sturgeon fishes in Golestan Province. Net are put aside and replaced by new one if they qualification are not net.
Aghilnejad, S.M.   +4 more
core   +1 more source

Spatial and temporal variations of phytoplankton population in coastal waters of Hormozgan province (Qeshm and Leangeh) [PDF]

open access: yes, 2017
The relationship between diversity or density of phytoplankton and other marine fisheries sector is of great importance. The study of Spatial and temporal variability of distribution of phytoplankton communities in the coastal waters of the Northern ...
Akbarzadeh, G.H.   +3 more
core  

شرکت‌های بازاریابی روستایی؛ راهبردی جهت کارآفرینی و توسعه نظام‌های بهره‌برداری کشاورزی [PDF]

open access: yesمطالعات کارآفرینی و توسعه پایدار کشاورزی, 2014
اگر­چه پدیده بازاریابی روستایی در جهان قدمتی بیش از نیم قرن دارد، اما در کشور ما موضوع نوین و چالش برانگیزی می­باشد که مورد توجه جدی برنامه­ریزان و مسئولان ذیربط قرار نگرفته است.
عبدالحمید پاپ زن   +1 more
doaj  

The Wastewater Management of Zarand Thermal Power Plant: Assessment of the Wastewater Treatment Methods, Cost Analysis, and Suggesting the Best Method [PDF]

open access: yes, 2016
Background: Industry has a major role in the pollution of water supplies as well as the highest potential for reducing the consumption and implementing water and wastewater management plans. The aim of this study was to identify the best treatment method
Ahmadi, Arash   +4 more
core  

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