Results 41 to 50 of about 45,229 (189)

ارزیابی تأثیر طرح عمران منطقه ای خوزستان برشهر دزفول1355(/1976-1335/1956») [PDF]

open access: yesتحقیقات تاریخ اجتماعی, 2016
به منظور ارزیابی تأثیر طرح عمران منطقه ای خوزستان در دوره پهلوی برتوسعه شهر دزفول تحقیق حاضر ازنوع پژوهش‌ تاریخی با ترکیبی از روش‌های توصیفی،روائی وتحلیلی انجام شده و بیان می کند که طرح عمران منطقه ای خوزستان شامل احداث سد دز،تأمین آب اراضی کشاورزی ...
غلامرضا درکتانیان   +3 more
doaj  

Effect of different levels of Azolla meal on growth performance and digestibility of common carp (Cyprinus carpio) [PDF]

open access: yes, 2014
In this study, the effects of different dietary levels of Azolla meal were investigated on growth performance and digestibility of common carp (Cyprinus carpio) fingerlings during 60 days.
Dadashi, F.   +5 more
core  

Investigating the Compressibility of Sandy‐Clay Soil in the Laboratory Soil Bin Caused by Agricultural Tire Traffic and Analyzed by the Adaptive Neuro–Fuzzy Inference System

open access: yesApplied and Environmental Soil Science, Volume 2025, Issue 1, 2025.
Agricultural soil compaction caused by tractors and heavy farm machines has a direct impact on farm productivity. Therefore, the effect of influencing parameters on soil compaction was studied and evaluated using a wheel tester device in the soil bin environment. Experiments were carried out at 3 levels of vertical load (170, 250, and 320 kg), 3 levels
Davood Kalantari   +4 more
wiley   +1 more source

آلودگی انسانی با سموم ارگانو کلره در ایران: یک مرور ساختار یافته [PDF]

open access: yes, 2015
مقدمه: وجود سموم ارگانوکلره در محیط، یک علامت هشدار قوی می­باشد که پایش مستمر باقیمانده آن یکی از مهمترین راهبردهای برخورد با این معضل است. در مرور ساختار یافته حاضر، مقادیر باقیمانده انواع سموم ارگانوکلره گزارش شده در نمونه­های انسانی در ایران بررسی شد.
محمود موسی زاده, نرگس خانجانی,
core  

توانایی های زنان در بخش کشاورزی – روستایی [PDF]

open access: yesزن در توسعه و سیاست, 2003
با توجه به ساختار نظام های بهره برداری کشاورزی و تسلط بهره برداری خانوادگی که عمده نیروی کار آن زنان و کودکان بدون مزد تشکیل می دهند – آمار رسمی و جامعی از میزان مشارکت زنان روستایی موجود نیست .
unknown
doaj  

Expanding the Application of Potato Starch in Diverse Food Products by Modifying Its Water Absorption, Swelling, and Solubility Through Pregelatinization–Cold Plasma Treatments

open access: yesJournal of Food Biochemistry, Volume 2025, Issue 1, 2025.
In this study, samples of starch were treated using a cold plasma reactor operated at 20 kV and 40 W. Experimental design was performed with Design Expert software, comprising 27 treatments involving factors such as pregelatinization temperatures (55°C and 60°C), cold plasma exposure times (0, 15, and 30 min), and starch drying temperatures (60°C, 70°C,
Ali Taghavi   +4 more
wiley   +1 more source

Water quality assessment of the Zayandehroud Lake using WQI index [PDF]

open access: yes, 2017
Biological and ecological studies of water resources play an important role in both researches and scientific studies. The most important step for this study is identifying the characteristics of the ecosystem, living organisms and environmental factors.
Asadola, S.   +4 more
core  

اوضاع اقتصادی ایالت قهستان در قرون نخستین اسلامی [PDF]

open access: yesتاریخ اسلام و ایران, 2019
قهستان یکی از ایالات مهم ایران در قرون نخستین هجری به شمار می­ رفت که نامش با خراسان عجین بود. این منطقه اگرچه در ساختار سیاسی و اداریِ بخشی از خراسان شمرده می­شد اما در منابع متعدد جغرافیایی، واحد جغرافیایی و ایالت مستقلی محسوب شده است.
مجتبی گراوند   +2 more
doaj   +1 more source

Basil Seed Gum and Sesame Protein Isolate–Based Nanoemulsions as a Nanoencapsulation Strategy for Corn Husk Extract: Application in Shelf Life Extension of Meat Burgers

open access: yesJournal of Food Processing and Preservation, Volume 2025, Issue 1, 2025.
The incorporation of chemical preservatives, including nitrite, in food and meat products poses a risk to consumer health. Consequently, there has been a significant push in recent years to minimize the reliance on chemical preservatives and to encourage the adoption of natural alternatives. This research examined the effectiveness of corn husk extract
Zaker Aghakeshipour   +3 more
wiley   +1 more source

Contamination with Organophosphate Toxins in Humans in Iran: A Systematic Review [PDF]

open access: yes, 2016
Background: Organophosphate toxins are among chemical toxins that are dangerous for human health. Due to the increasing use of organophosphate compounds in a variety of products such as insecticides and pesticides, as well as easy access to these ...
Daneshi, Salman   +2 more
core  

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