cement dust on fragaria species

Leaf structural traits of tropical woody species resistant ...

2016-5-5 · Cement industries located nearby limestone outcrops in Brazil have contributed to the coating of cement dust over native plant species. However, little is known about the extent of the response of tropical woody plants to such environmental pollutant particularly during the first stages of plant development and establishment. This work focused on the investigation of possible alterations in ...

Impact of cement dust pollution on Cedrela fissilis Vell ...

DOI: 10.1016/j.chemosphere.2016.05.047 Corpus ID: 42285852. Impact of cement dust pollution on Cedrela fissilis Vell. (Meliaceae): A potential bioindicator species. @article{SiqueiraSilva2016ImpactOC, title={Impact of cement dust pollution on Cedrela fissilis Vell.

Impact of cement dust pollution on Cedrela fissilis Vell ...

2016-9-1 · A potential bioindicator species to cement dust pollution is proposed. • Exposure to cement dust causes leaf chlorosis and necrosis in Cedrela fissilis.. Cement dust induces leaf Fe deficiency, fall in g s and Fv/Fm in sensitive species.. Antioxidant enzyme activities reduces in highest alkaline dust

Impact of cement dust pollution on Cedrela fissilis Vell ...

The alterations in anatomical features of these species are mainly an adaptation to resist against cement dust and for continuous survival, thus acting as a biomonitoring species for assessing air ...

Effect of cement dust deposition on physiological ...

2012-11-18 · cement dust on pigmentation was studied in Azadirachta indica, Pongamia pinnata, Delonix regia, Polyalthia longifolia and Ficus religiosa. Sampling was Sampling was done about 500 meter distance difference from the cement industry and measurements were taken for all the plant species spectrophotometrically.

Influence of bacterial treated cement kiln dust on the ...

This study presents the effect of bacterial ( Bacillus halodurans strain KG1) treated cement kiln dust on the compressive strength, water absorption and porosity (at 7, 28 and 91 days) of concrete after reducing the alkalinity. Concrete specimens were prepared with 0%, 5%, 10% and 15% untreated and treated CKD replacing cement.

(PDF) Periodical effect of cement dust pollution on the ...

Cement plant has been recognized as one of the most pollutant industrial factories. Cement dust implies negative impact on the environmental balance, and generates polluting gases (Gallo et al ...

Effects of cement-kiln dust pollution on the vegetation ...

There is very little information on effects of particulate pollution from cement factories in the Middle East and northeastern Africa. Variations of natural vegetation, germinable soil seed bank and species diversity were therefore investigated amongst four study sites situated at different distances from the Suez Cement Company factory, south of Suez, Egypt.

Studies on the Effect of Cement-Kiln Dust on Vegetation ...

2012-3-16 · Most of the recent work on the effects of cement-kiln dust has been confined to Germany and results differ considerably. There appears to be little doubt that naturally deposited dust from certain cement plants is responsible for leaf injury to deciduous and coniferous species and occasionally for death of the latter.

[PDF] The effect of cement dust on the growth, content of ...

Long-tcrni impact of dust (pH 12.3-12.9, supernatant of dust:watcr 1:3) from a ccmcnt plant on tlic growth and contcnt of carboliydratcs and nutricnt composition was studicd in Norway sprucc, whitc sprucc, black sprucc, Scots pinc, and Douglas fir in ficld cxpcrimcnts. A comparative analysis indicatcd a dccrcasc in thc contcnts of starch and licniicclluloscs and thc intlucncc on thcir ...

Studies on the Effect of Cement-Kiln Dust on Vegetation ...

2012-3-16 · Most of the recent work on the effects of cement-kiln dust has been confined to Germany and results differ considerably. There appears to be little doubt that naturally deposited dust from certain cement plants is responsible for leaf injury to deciduous and coniferous species and occasionally for death of the latter.

Occupational Cement Dust Exposure and Inflammatory

2021-6-9 · Introduction. The cement industry is a fast-growing globally, and in Bangladesh. 1 There has been a boost in the developing market due to sustained construction activity levels, which has led to increased demand for cement. 1–3 The cement industry is a source of environmental pollution. 4 In the various stages of cement production, dust and particulate matter are released. 5,6 Occupational ...

Effects of cement-kiln dust pollution on the vegetation ...

amongst sites and species. The germinable seed bank was more affected by cement-kiln dust accumulation than the seed rain in all species and life-forms. The species diversity of perennial plants was greater than that of annuals, with values increasing as distance increased from the cement-dust pollution source. Diversity in the standing vegetation

Effect of cement dust on three halophytic species of the ...

1995-7-1 · Effect of cement dust on three halophytic species of the Mediterranean salt marshes in Egypt. Migahid MM, El-Darier SM. Author information. ORCIDs linked to this article. Migahid MM, 0000-0002-1517-7912; Journal of Arid environments., 01 Jul 1995, 30(3): 361-366 DOI: 10 ...

Chlorophyll content of six tree species under influence of ...

The present study aimed to analyse the effect of a cement plant emissions of dust on chlorophyll content of six tree species. Chlorophyll content was evaluated monthly during a year on trees growing at two different places: one under the influence of cement dust and the other 50 km far from this type of emission. Pigments were extracted with dimethylsulphoxide and its concentration measured by...

Impact assessment of anthropogenic threats to high

2019-8-1 · The impact of cement dust and mining was estimated by recording the reduction in population size and species’ habitats. The number of individuals in which pollen-pistil interaction and seed set got affected by cement dust was also recorded. 2.4. Empirical estimation of overall threat impact

Peach leaf responses to soil and cement dust pollution ...

2015-6-10 · Dust pollution can negatively affect plant productivity in hot, dry and with high irradiance areas during summer. Soil or cement dust were applied on peach trees growing in a Mediterranean area with the above climatic characteristics. Soil and cement dust accumulation onto the leaves decreased the photosynthetically active radiation (PAR) available to the leaves without causing any shade ...

Impact of cement dust pollution on Cedrela fissilis Vell ...

Cement dust-treated plants also presented decreased amount of photosynthetic pigments and iron (Fe) and increase in calcium (Ca) levels. The cement crust formed in leaves surface blocked from 30 to 50% of the incoming light and reduced the stomatal conductance and the

,THE EFFECT OF LWNI~~R [email protected] Ef The Effect of

under high levels of alkaline cement dust (Brandt and Rhoades 1973, Sporek 1983, Shukla et al. 1990, Farmer 1993, Mandre et al. 1994, Mandre and K16Seiko 1997).

Composition of cement - Penn State College of Engineering

2000-3-17 · Composition of cement. Introduction Portland cement gets its strength from chemical reactions between the cement and water. The process is known as hydration.This is a complex process that is best understood by first understanding the chemical composition of cement.

Leaf structural traits of tropical woody species resistant ...

2016-5-5 · Cement industries located nearby limestone outcrops in Brazil have contributed to the coating of cement dust over native plant species. However, little is known about the extent of the response of tropical woody plants to such environmental pollutant particularly during the first stages of plant development and establishment. This work focused on the investigation of possible alterations in ...

Composition of cement - Penn State College of Engineering

2000-3-17 · Composition of cement. Introduction Portland cement gets its strength from chemical reactions between the cement and water. The process is known as hydration.This is a complex process that is best understood by first understanding the chemical composition of cement.

A review of binders used in cemented paste tailings for ...

The augmented pozzolanic reactivity of CKD-slag and CKD-fly ash systems may produce resilient CPT. Since cemented paste comprising mine tailings and binders is a relatively new technology, a review of the binding materials used in such formulations and their performance evaluation in mechanical fill behaviour was considered pertinent in the study.

Study establishes lung health response to cement dust ...

2016-4-20 · Thoracic dust exposure is associated with lung function decline in cement production workers. European Respiratory Journal , April 2016 DOI: 10.1183/13993003.02061-2015 Cite This Page :

Responses in plants exposed to dust pollution - MedCrave ...

2017-9-7 · Dust particles form a major part of air pollutants arising due to industrial processes and pose serious threat to the ecosystem. In India 30-35% of air pollutants comprises of dust particles. Activities such as coal mining, quarrying, stone crushing, thermal power plants, cement industries etc., adds huge quantities of dust to the environment.

Do forest-dwelling plant species disperse along landscape ...

2013-2-22 · Woody corridors in fragmented landscapes have been proposed as alternative habitats for forest plants, but the great variation in species-specific responses blurs the overall assessment. The aim of this study was to estimate the dispersal success of forest-dwelling plants from a stand into and along an attached woody corridor, and to explain the observed patterns from the point of view of ...

Dynamika xerofilních trávníků na vápencích

2014-7-3 · Percentage frequency of species on the plot No. 1 under the impact of cement factory. 1977 1979 1981 1983 1985 1995 2010 Druh – Species Frekvence v % v roce – Frequency in the year % Anthericum liliago 69 73 64 78 90 89 72 Teucrium chamaedrys 12 32

Effects of Air Pollution on Agricultural Crops

2021-2-13 · Agricultural crops can be injured when exposed to high concentrations of various air pollutants. Injury ranges from visible markings on the foliage, to reduced growth and yield, to premature death of the plant. The development and severity of the

Impact of transport sector emissions on biochemical ...

2021-8-1 · The plant species having low total chlorophyll content may be due to the alkaline condition created by the dissolution of chemicals present in the dust particulate in the cell sap (Keller and Schwager, 1977). On the contrary, several researchers have exhibited an increase in chlorophyll content under air pollution.

PDF Downloads | Biosciences Biotechnology Research Asia

PDF Downloads. Total Downloads: 2125170. Concept Analysis: Value Based Curriculum (85581 downloads) The Effect of Speed, Accuracy and Effector on Generalizability of Motor Program (19828 downloads) Records on Associated Endosymbionts and Genetic Group of Bemisia tabaci (Gennadius) Feeding on Okra (9425 downloads) Antibacterial Effect of ...

Copyright © 2020.Company name All rights reserved.SiteMap