نتایج جستجو برای: water hyacinth eichhornia crassipes

تعداد نتایج: 551452  

Conserving water resources and protecting them from pollution are of high account in the natural cycle of our life. This study has tried to determine the refining potential and capacity of water hyacinth (Eichhornia crassipes) in order to remove the cadmium from water, studying the influence of factors such as initial concentration of cadmium, contact time, absorbent mass, and pH. Results have ...

Journal: :Zhi wu sheng li yu fen zi sheng wu xue xue bao = Journal of plant physiology and molecular biology 2006
Hui-Qiong Zheng Ning Wei Liu-Fa Wang Ping He

Water hyacinth (Eichhornia crassipes) is one of the most productive plants, but is also a troublesome weed in the world. In order to protect the public water system from chemical herbicides pollution, biological method has been suggested to control the growth and the reproduction of this weed. Lantana (Lantana camara L.) is an important weed of the family Verbenaceae and its leaf extract is hig...

2016
Birinderjit Singh Sanjai Saxena Vineet Meshram Maneek Kumar

Mycoherbicides are exclusive biotechnology products which offer a non-chemical solution to control noxious weeds on the land as well as aquatic in systems, viz a viz saving environment from hazardous impact of synthetic chemicals. The present paper highlights the mycobiota associated with Eichhornia crassipes infesting Harike wetland area of Punjab and evaluation of their pathogenic potential f...

Journal: :Environmental management 2007
Jianbo Lu Jianguo Wu Zhihui Fu Lei Zhu

The invasion of water hyacinth (Eichhornia crassipes) has resulted in enormous ecological and economic consequences worldwide. Although the spread of this weed in Africa, Australia, and North America has been well documented, its invasion in China is yet to be fully documented. Here we report that since its introduction about seven decades ago, water hyacinth has infested many water bodies acro...

2016
Emily Bick Chris Campbell

To investigate the mechanisms of water hyacinth (Eichhornia crassipes) control, an efficient Baysian model system is required. Although deterministic models have been used to predict organism control, such models suffer from the inability to account for stochasticity in a system Entomologists and conservationists in related fields have offered multidisciplinary and multi‐institutional computer ...

2013

The aquatic plants are a promising renewable energy resource. Lake Fúquene polluting macrophytes, water hyacinth (Eichhornia crassipes C. Mart.) and Brazilian elodea (Egeria densa Planch.), were saccharifiedby different treatments and fermented to ethanol by native yeasts. Among the tested chemical and biological methods for the saccharification, Pleurotus ostreatus at 10% (m/v) was chosen as t...

2010
Tariq Mahmood Salman Akbar Malik Syed Tajammul Hussain

Heavy metal’s release without treatment poses a significant threat to the environment. Heavy metals are non-biodegradable and persistent. In the present study the ash of water hyacinth (Eichhornia crassipes), was used to remove six metals from aqueous solutions through biosorption. Results of batch and column experiments showed excellent adsorption capacity. Removal of lead, chromium, zinc, cad...

2014
A. Manivannan R. T. Narendhirakannan

The objective of this research was to investigate biodegradation of water hyacinth (Eichhornia crassipes) to produce bioethanol using dilute-acid pretreatment (1% sulfuric acid) results in high hemicellulose decomposition and using yeast (Pachysolen tannophilus) as bioethanol producing strain. A maximum ethanol yield of 1.14g/L with coefficient, 0.24g g; productivity, 0.015g lh was comparable t...

Journal: :Bioresource technology 2007
V K Verma Y P Singh J P N Rai

In present study, potentials of water hyacinth (Eichhornia crassipes) and water chestnut (Trapa bispinnosa) employed for phytoremediation of toxic metal rich brass and electroplating industry effluent, were examined in terms of biogas generation. Inability of the plants to grow in undiluted effluent directed to select 20%, 40% and 60% effluent concentrations (with deionized water) for phytoreme...

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