نتایج جستجو برای: physical and chemical quality

تعداد نتایج: 17006628  

Journal: :تحقیقات نظام سلامت 0
قاسم رجایی دانشجوی کارشناسی ارشد، گروه محیط زیست، دانشکده کشاورزی، دانشگاه بیرجند، بیرجند، ایران. محمد هادی مهدی نژاد استادیار، عضو مرکز تحقیقات بهداشت محیط، دانشکده پیراپزشکی و بهداشت، دانشگاه علوم پزشکی گلستان، گرگان، ایران سمانه حصاری مطلق دانشجوی کارشناسی ارشد، گروه محیط زیست، دانشکده کشاورزی، دانشگاه بیرجند، بیرجند، ایران

background: during recent years, overpopulation, increase of wastewater, and drop in water tables has led to high concentration of salts in underground water, which is an important environmental pollutant. if concentration of salt in drinking water exceeds the limits, it will be dangerous for health. the aim of this study was to measure physical and chemical parameters in drinking water of rura...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...

بسالت پور, اصغر , حاج عباسی, محمد علی , مللی, احمدرضا ,

  Applying of intensive cultivation especially in marginal and sensitive regions, after conversion of rangelands to cropland farms, commonly causes reduction in soil quality, and thus an increase in soil degradation, erosion and runoff. This study was conducted to evaluate the land use change effects on some soil physical and chemical properties such as mean weight diameter (MWD), soil organic ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشکده اصول الدین 1393

the present paper deals with criminal issues. for example, legal injunction on the necessity of returning a deposit has a legal nature and legal injunction on the punishment of those who breach the trust has a criminal nature. existing social issues are the basis of classification of some instances into the issue, some of which are based on variation and others on quality. therefore, the motiva...

Journal: :School Science and Mathematics 1918

Journal: :فرآوری و نگهداری مواد غذایی 0

many factors can affect wheat gluten properties and functionality. one of the most important, factors is the wheat bug damages. insect injects a salivery proteinase into wheat kernel that causes weakening of gluten, substansial losses in physical quality, dough properties and baking performance. bread baked with the insect-damaged flour has a much lower volume, poor crumb sensory quality (textu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی و مهندسی 1390

magnetic resonance imaging (mri) is a notable medical imaging technique that makes of phenomenon of nuclear magnetic resonance. because of the resolution and the technology being harmless, mri has considered as the most desirable imaging technique in clinical applications. the visual quality of mri plays an important role in accuracy of medical delineations that can be seriously degraded by exi...

Journal: :Agronomy 2022

Tillage management is a direct factor in affecting soil quality, which key sustainable agriculture. However quality evaluation needs significant manpower, material resources and time. To explore the sensitive indicators of affected by tillage management, eight physical chemical properties under three managements, including plow tillage, subsoiling rotary were determined long-term experiment Nor...

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