نتایج جستجو برای: during the past decade

تعداد نتایج: 16273314  

Journal: :International Journal of Enviornment and Climate Change 2023

Bhadradri district of the central Telangana zone is monsoon dependent as like our country in past three decades many changes and shifts rainfall was experienced by farming community. Hence, data (1991-2020) analyzed using non parametric statistical tests i.e Mann-Kendall (MK) test Sen’s slope estimator for determining trend magnitude. The Results study revealed that Z value annual significantly...

Journal: :international journal of aquatic biology 0
shirkou jaafari faculty of natural resources, university of tehran, karaj, iran. afshin alizadeh shabani faculty of natural resources, university of tehran, karaj, iran. afshin danehkar faculty of natural resources, university of tehran, karaj, iran.

the study on water level fluctuation in the urmia lake has become of a great importance in recent years. this is due to the importance of the position of this lake as a natural heritage at an international level. the water level decrease at the urmia lake during the recent years has made it necessary to address the matter more than before. investigation and assessment of changes in the lake is ...

Journal: :Journal of Emergency and Critical Care Medicine 2018

Journal: :Accounting and Finance Research 2014

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی عمران 1391

one of the most commonly used techniques to reduce the corrosion rate of rebar in concrete is addition substances named corrosion inhibitors into the concrete. corrosion inhibitor is chemical compounds that were added to concrete to prevent corrosion of steel in concrete. sodium nitrate is a type of anodic inhibitors that this study investigatesthe effect of this inhibitor on the properties of ...

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