نتایج جستجو برای: azolla filiculoides

تعداد نتایج: 663  

Ali Mohammadi Torkashvand Fatemeh Ramezanzadeh Nazanin Khakipour

In order to investigate the effect of growth media and nutrition method on the growth of Bellis perennis L. and nutrients uptake, a factorial experiment was conducted with two factors: growth media (municipal waste compost, Azolla compost, tea wastes compost) and nutrition method (without fertilizer, soil application, foliar spray) in comparison to the control medium (60% soil + 20% manure + 10...

بلارک, داود , دیانتی تیلکی, رمضانعلی , یزدانی چراتی, جمشید , یوسفی, ذبیح‌اله ,

Background and purpose: The presence of phenol and its derivatives in water and wastewater are of major concern because of their toxicity and threat to human life and environment. The aim of this study was determination of the modified lemna minor and azolla in phenol adsorption. Materials and methods: In this emperical-lab study, the washed lemna minor and azolla was used as adsorbents. The e...

ژورنال: :علوم و تکنولوژی محیط زیست 0
ندا رضایی دانشجوی کارشناسی، گروه مهندسی محیط زیست، دانشگاه آزاداسلامی، واحد پرند بنفشه برخوردار استادیار، گروه مهندسی محیط زیست، دانشگاه آزاداسلامی، واحد پرند*(مسوول مکاتبات).

فلزات سنگین از سمی ترین آلایندها در محیط زیست می باشند که به دلیل عدم تجزیه پذیری، اثرات آلایندگی نظیر مسمومیت، بیماری، موتاسیون، ورود به زنجیره غذایی و ..... را به بار می آورند. فلزات سنگین با روش های ترسیب شیمیایی، الکترولیز، کاربرد مواد منعقد کننده، سیستم های تبادل یونی، روش های غشایی، جذب سطحی، تبخیر و روش های بیولوژیک، حذف شده یا کاهش می یابند . در حال حاضرحذف آلاینده ها به خصوص فلزات سنگی...

Journal: :International Journal of Current Microbiology and Applied Sciences 2020

2011
Ernest Small Stephen J. Darbyshire

Biodiversity is threatened by humankind’s continuing usurpation of our planet’s physical space and resources, and the associated damage to the landscape and atmosphere. Food production is widely acknowledged to be the most important human activity that needs to be addressed in order to mitigate the current biodiversity and environmental crises. In this contribution we feature obscure plants cal...

Jamshid Yazdani-Charati, Mohammad Ali Zazouli, Yousef Mahdavi, Zabihollah Yousefi,

Background and purpose: The textile dyes are considered as important pollutants due to the toxicity on human and environment. Therefore, the dye removal from industrial effluents is necessary. This study evaluates the ability of Azolla for the adsorption of acid black 1 (AB1) dye from aqueous solution. Materials and Methods: This was an experimental-laboratory study. The Azolla biomass was sun ...

Journal: :Pertanika journal of tropical agricultural science 2022

Environmental sustainability is an integral aspect of living a better life, which will continue to be globally highlighted in the future. Sustainable Development Goals (SDGs) are crucial most research areas improve natural resources that ensure long-term viability environment. The rising population may lead increased pollution due extensive anthropogenic activities. Natural being increasingly e...

2013
K. SELVARAJ RANJANA CHOWDHURY CHIRANJIB BHATTACHARJEE

Objective: The present study was designed for isolation of bioactive polyphenolic compounds from methanol extract of Azolla microphylla and their subsequent characterization. Methods: The flavonoid compounds were isolated and characterized by using thin layer chromatography (TLC), purified by preparative thin layer chromatography (PTLC) and were identified using High performance chromatography ...

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