نتایج جستجو برای: biological activities

تعداد نتایج: 812368  

Journal: :International Research Journal of Pharmacy 2014

Journal: :Agricultural and Biological Chemistry 1984

Journal: :Bulletin of Faculty of Pharmacy, Cairo University 2018

Journal: :Journal of biomedical research & environmental sciences 2022

The primary purpose of the review is to describe biological growth and its effects on goepolymeric ordinary concrete surfaces. As ages, surface alkalinity wears off by carbonation weathering,thus prepares a suitable environment for growth. Micro-organisms such as algae, fungi various types bacteria start accumulate subsequently penetrate into micro-cracks structures, resulting in bursting stres...

Journal: :Zagazig Journal of Agricultural Research 2023

Journal: :Journal of Physics: Conference Series 2009

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