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African land snail achatina marginatus as bioindicator of environmental pollution

African land snail achatina marginatus as bioindicator of environmental pollution

African land snail achatina marginatus as bioindicator of environmental pollution

... acid in African snail, Achatina marginatus, from two environments with different pollution potentials. Materials and methods 120 specimens of African land snail, Achatina marginatus, ... Abstract. Activity of xanthine oxidase, levels of lipid peroxidation and ascorbic acid were studied in African land snail (Achatina marginatus) from two sites with different pollution potentials. ... it a bioindicator of environmental pollution. Key words: Ascorbic acid, level of lipid peroxidation, petroleum pollution, xanthine oxidase, snail. Introduction Nigeria is one of the...
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Using lichen as bioindicator of air pollution: Acid deposition Monitoring and Assessment Third country Training pptx

Using lichen as bioindicator of air pollution: Acid deposition Monitoring and Assessment Third country Training pptx

... sources of pollution : cities, industrial plantsTransect showing that the number of lichens growing on the tops of sandstone walls, on asbestos roofs, and on ash trees decline as New Castle ... 200 km7Relative cover and biomass of two lichen species on ash trees along an east –west transect to the west of New Castle, England (From Gilbert, 1969) biomasscoverEvernia punestriLecanora ... fundamental back ground Taxonomy of lichens is fundamental back ground neededneededAssessing the effects of air pollution Assessing the effects of air pollution from from physiological...
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A xanthic giant african land snail at bukit gombak

A xanthic giant african land snail at bukit gombak

... Fig. 1. Xanthic giant African land snail (ZRC.MOL.5722) of 60.6 mm shell height from Bukit Gombak. Photograph by Tan Heok Hui Fig. 2. A giant African land snail with normal pigmentation...
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Tài liệu Animals As Sentinels Of Environmental Health Hazards docx

Tài liệu Animals As Sentinels Of Environmental Health Hazards docx

... dynamics of fish and other wildlife species can be monitored toobtain measures of effects of environmental pollution. It is necessary to havesome knowledge of the natural history of a species ... incomplete, as is often thecase, assumptions based on scientific judgments are made to calculate potentialexposures and effects. Specifically, when direct observations of the effects of environmental ... Animals as Sentinels of Environmental Health Hazards presents an overview of animal-monitoring programs, including detailed case studies of how animal health problems such as the effects of DDT...
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Soil microbial indices as bioindicators of environmental changes in a poplar plantation pot

Soil microbial indices as bioindicators of environmental changes in a poplar plantation pot

... status of the soil. In fact a strong reduction of soil inorganic nitrogen was detected and it was probably due to enhanced plant uptake linked to the increase of biomass under elevated CO2 as ... biomass unit or the metabolic quotient) has been widely used in literature and is originally based on Odum’s theory of ecosystem succession. Although its reliability as a bioindicator of disturbance ... exposed to increased atmospheric CO2 by means of FACE (Free Air CO2 Enrichment) technique and fertilized during the last 2 years. Aim of this paper was to assess the validity of the microbial...
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Benthic algae as bioindicators of agricultural pollution in the streams and rivers of southern Que´bec docx

Benthic algae as bioindicators of agricultural pollution in the streams and rivers of southern Que´bec docx

... km east of Que´bec City. The land use in the watershed is 60% farmland and40% broadleaf-conifer forest. Our sampling site was within a 10 meter section of the river just downstream of small ... significant environmental variables for evaluating the use of periphyton assemblage data as an index of biotic integrity. As hypothesised by Pan et al. (1996), regression and calibration models based ... comparative study of lakes of differing trophic status, Ellis et al. (2001) found that the nature of the substrate (glass, wood, plastic) considerably affected the patterns of colonisation of periphytic...
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Báo cáo khoa học:

Báo cáo khoa học: " Yellow-necked mice (Apodemus flavicollis) and bank voles (Myodes glareolus) as zoomonitors of environmental contamination at a polluted area in Slovakia" doc

... rodents are often used as zoomonitors of environmental contamination. In thepresent study, accumulation of cadmium (Cd), copper (Cu), iron (Fe), and zinc (Zn) in critical organs of yellow-necked ... soil pollution [17] and water pollution [18]. One of the mostimportant sources of environmental contamination withheavy metals is the coal industry [19,20]. The dustemitted from this kind of ... the associated environmental con-tamination may increase the heavy metal content of mammals inhabiting the polluted areas.In general, there is a significant relationship betweenthe amount of...
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BIOMONITORING OF ENVIRONMENTAL POLLUTION doc

BIOMONITORING OF ENVIRONMENTAL POLLUTION doc

... Biomonitoring of the Quality of Air 5. Soil Pollution 6. Pollution and Biomonitoring of Water Resources 7. Biomonitoring of Textile Safety 8. Human and Animal Diseases in the Biomonitoring of Environmental ... Professor of Physiology, and Department Chairman at the University of Kuopio, Finland. He was born in 1939 in Lahti, Finland. He studied at the University of Helsinki and the University of ... in 1968. He has also studied genetics. He has been a specialist in sports medicine since 1986. He served as the Research Assistant of Professor K. Hartiala, 1962–1964; Assistant of Physiology,...
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CONTROL OF ENVIRONMENTAL POLLUTION ppt

CONTROL OF ENVIRONMENTAL POLLUTION ppt

... some kinds of plastics and glass can and are being recycled. This decreases the volume of refuse and helps in the conservation of natural resources. For example, recovery of one tonne of paper ... CONTROL OF ENVIRONMENTAL POLLUTION 1. Preventive and Remedial measures for Air Pollution • Keeping the environment clean and managing the wastes with the Guide lines of respective Government• ... pesticides). Runoff mitigation systems include basin infiltration basins, bio retention systems, constructed wetlands, retention basins and similar devices.Thermal pollution from runoff can be controlled...
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