نتایج جستجو برای: resistance to chemicals
تعداد نتایج: 10719164 فیلتر نتایج به سال:
Background: The aim of this study was to determine the frequency of resistance to synthetic erythropoietin and factors affecting it among chronic hemodialysis patients in Kerman/ Iran. Methods: This cross- sectional study was performed on chronic hemodialysis patients of three hemodialysis centers in Kerman, Iran during 3 successive months in the summer of 201...
Plant activators are agrochemicals that protect plants from a broad range of pathogens by activating the plant immune system. Unlike pesticides, they do not target pathogens; therefore, plant activators provide durable effects that are not overcome by pathogenic microbes. Although certain plant activators have been applied to paddy fields for more than 30 years, the molecular basis of the under...
Pretreatment dependence of mechanical and surface properties of cotton ring- and OE rotor-spun yarns
The variations in the mechanical and surface properties of cotton ringand OE rotor-spun yarns on exposure to different chemicals during wet processing have been studied. It is observed that the structure and yarn twist are the dominant parameters in determining the accessibility of chemicals during wet processing. The most distinct outcome of alkaline scouring of cotton yarns, in comparison to ...
in this project, some new polyaspartimides, (pas)s, have been synthesized form michael addition reaction between new synthetic bismaleimide (bmi) and some aromatic diamines. a characteristic property of this polyaspartimides is a pendent carboxylic group, which introduced to these polymers from new bismaleimide. bismaleimides (bmi) is one of the interesting compounds, which can be self-polymeri...
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