نتایج جستجو برای: alga

تعداد نتایج: 7305  

Journal: :international journal of advanced biological and biomedical research 2014
m. shojaei poor farzad paknejad mehrdad esfandiari navid adibifard

to study the impact of growth factor bacteria , humic acid  and alga extract in drought stress condition  a test is established in form of completely random blocks  and spilt plot  in 4 replications  in a field in mahallat in arak  province in 1389. two primary plots including irrigation and stress  and secondary  plots including  growth factor bacteria ,humic acid  and  alga extract, ascophylu...

Farzad Paknejad M. Shojaei Poor Mehrdad Esfandiari, Navid Adibifard

To study the impact of growth factor bacteria , humic acid  and alga extract in drought stress condition  a test is established in form of completely random blocks  and spilt plot  in 4 replications  in a field in Mahallat in Arak  province in 1389. Two primary plots including irrigation and stress  and secondary  plots including  growth factor bacteria ,humic acid  and  alga extract, Ascophylu...

Farzad Paknejad M. Shojaei Poor Mehrdad Esfandiari, Navid Adibifard

To study the impact of growth factor bacteria , humic acid  and alga extract in drought stress condition  a test is established in form of completely random blocks  and spilt plot  in 4 replications  in a field in Mahallat in Arak  province in 1389. Two primary plots including irrigation and stress  and secondary  plots including  growth factor bacteria ,humic acid  and  alga extract, Ascophylu...

Journal: :iranian journal of chemistry and chemical engineering 0
maryam ghaemi iranian national institute of oceanography and atmospheric sciences, tehran, iran sara gholamipour iranian national institute of oceanography and atmospheric sciences, tehran, i.r. iran

a simple, fast and one-pot synthesis procedure based on the bioreduction ability of an algal extract solution has been developed to produce silver nanoparticles (agnps). we focus especially on the influencing factors of agnps formation. the effects of various factors like ph, temperature, the concentration of metal ions and alga, the volume ratio of silver nitrate solution to alga extract, reac...

A simple, fast and one-pot synthesis procedure based on the bioreduction ability of an algal extract solution has been developed to produce silver nanoparticles (AgNPs). We focus especially on the influencing factors of AgNPs formation. The effects of various factors like pH, temperature, the concentration of metal ions and alga, the volume ratio of silver nitrate solution to ...

2018
Peng Chen Yueming Zhu Yan Men Yan Zeng Yuanxia Sun

Alginate oligosaccharides with different bioactivities can be prepared through the specific degradation of alginate by alginate lyases. Therefore, alginate lyases that can be used to degrade alginate under mild conditions have recently attracted public attention. Although various types of alginate lyases have been discovered and characterized, few can be used in industrial production. In this s...

Journal: :FEMS microbiology letters 1995
K T Semple R B Cain

This study investigated the catabolic potential of a eukaryotic alga to degrade one of the most common organic pollutants, phenol. The alga, Ochromonas danica (993/28), was selected for study after screening for its heterotrophic capabilities. The catabolic versatility of the alga was elucidated by incubating with a variety of phenolic compounds. The alga removed phenol, all the cresol isomers ...

ژورنال: بوم شناسی آبزیان 2014
Ghaffari, Roya , Mazaheri Assadi, Mahnaz , Soltani, Neda ,

In recent years, one of the most major world concerns is environmental pollutants derived from industrial and social performances. Unfortunately, in oil productive countries such as Iran, the substance is one of the most principle environmental pollutants. In this study, the effect of crude oil on some of physiological responses of unicellular alga Chlorella vulgaris such as the rate of photosy...

Journal: :The Journal of General Physiology 2003
W. J. V. Osterhout

Quantitative studies on Laminaria (a brown alga), Ulva (a green alga), Rhodymenia (a red alga), and Zostera (a flowering plant) show that the behavior of these plants, in respect to changes in permeability, is essentially alike in all cases.

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