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Stem growth reduction in mature sitka spruce trees exposed to acid mist 1997 Crossley, A., Institute of Terrestrial Ecology, Penicuik, Midlothian, EH26 0QB, United Kingdom
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Environmental Pollution
Periodical, Abbrev.
Environ.Pollut.
Pub Date Free Form
1997/
Volume
96
Issue
2
Start Page
185
Other Pages
193
Notes
Place of Publication
ISSN/ISBN
0269-7491
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
An eighteen-year-old clone of Sitka spruce (Picea sitchensis (Bong.) Carr) growing in the field was used to evaluate the whole tree response of 'mature' Sitka spruce to acid mist treatment. The mist, an equimolar mixture of H2SO4 and NH4NO3 at pH 2.5 with or without particles (soda glass ballotini < 20 μm diameter), was applied twice weekly (equivalent to 4 mm precipitation week-1) throughout the growing season, May-November 1990-1992. The annual dose of S, N, H applied as mist (at 51, 48 and 3.3 kg ha-1, respectively) was 2.5 times that measured in the Scottish uplands. Throughout the experiment there was no evidence of visible injury symptoms, yet there was a highly significant reduction (p < 0.02) in the stem-area increment relative to the stent area at the start, measured using vernier dendrometer bands. There was no significant difference between the (acid mist + particle) and the acid mist only treatments. The mean relative stent-area increment over two complete growing seasons (1991-1992) was 65% for control trees, but only 53% for acid-misted trees.
Descriptors
ammonium nitrate, sulfuric acid, acid rain, air pollution, airborne particle, article, environmental exposure, forest, growth inhibition, pH, tree, United Kingdom, water vapor
Links
Book Title
Database
Embase
Publisher
Data Source
Embase
Authors
Crossley,A., Sheppard,L. J., Cape,J. N., Smith,R. I., Harvey,F. J.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Polyneuropathy due to lead poisoning from water pipes 1968 Dagnino, N.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Sistema nervoso
Periodical, Abbrev.
Sist.Nerv.
Pub Date Free Form
/
Volume
20
Issue
6
Start Page
417
Other Pages
420
Notes
Place of Publication
ISSN/ISBN
0049-0636
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Descriptors
water, adult, article, case report, electromyography, finger, human, lead poisoning, leg, male, motor dysfunction, paresthesia, pathology, peripheral neuropathy, radial nerve
Links
Book Title
Polineuropatia da saturnismo idrico.
Database
MEDLINE
Publisher
Data Source
Embase
Authors
Dagnino,N., Badino,R.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Role of death in providing lifeline to plants 2003 Dahiya, P., Dept. of Cell and Devmtl. Biology, John Innes Centre, Colney, Norwich, NR4 7UH, United Kingdom
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Trends in plant science
Periodical, Abbrev.
Trends Plant Sci.
Pub Date Free Form
/
Volume
8
Issue
10
Start Page
462
Other Pages
465
Notes
Place of Publication
ISSN/ISBN
1360-1385
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
As the major transporters and distributors of water and minerals, xylem vessels and tracheids are the lifeline of plants. Interestingly, the building blocks of these water pipes are dead tracheary elements and vessel elements that have the process of cell death integrated into their differentiation programme. Using the Zinnia in vitro model system for xylogenesis, a key nuclease that is responsible for nuclear degradation during the terminal stages of tracheary element differentiation has been identified recently.
Descriptors
biological model, cell death, cytology, physiology, plant, plant physiology, review
Links
Book Title
Database
MEDLINE
Publisher
Data Source
Embase
Authors
Dahiya,P.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Functional respiratory evaluation of the sponge-divers of Kalymnos (Greece) 1981 Ist. Fisiol. Um., Univ. Chieti
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Bollettino della Societa italiana di biologia sperimentale
Periodical, Abbrev.
Boll.Soc.Ital.Biol.Sper.
Pub Date Free Form
1981/
Volume
57
Issue
16
Start Page
1727
Other Pages
1730
Notes
Place of Publication
ISSN/ISBN
0037-8771
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
The authors had intended to study functional respiratory patterns of a sponge-divers' group from the Island of Kalymnos (Greece). Such a group constitutes a very homogeneous sample for dietary habits and underwater activity, handed down from father to son. Some of these sponge-divers dive while holding their breath; others use 'narghile', a special apparatus consisting in a nosepiece connected to an air compressor placed in the boat. As their activity is continuous and prolonged for several months in the years with repeated dives from dawn to dusk and, because air output of narghile is nearly constant, it is possible to deduce that in these subjects functional respiratory modifications occur. In evaluating three groups (skindivers, narghile-divers and control-group) no particular changes of static and dynamic pulmonary volumes were noted. Only Expiratory Reserve Volume is higher in spite to Knudson's values; this is probably due to psychological and emotional factors.
Descriptors
Greece, human cell, lung function, major clinical study, normal human, respiratory system
Links
Book Title
VALUTAZIONI DEI PARAMETRI DI FUNZIONALITA RESPIRATORIA NEI PESCATORI DI SPUGNE DELL&#39;ISOLA DI KALIMNOS (GRECIA)
Database
Embase; MEDLINE
Publisher
Data Source
Embase
Authors
Data,P. G., De Sanctis,S., Cervone,M., D'Ancona,M. L.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Investigation of sludge re-circulating clarifiers design and optimization through numerical simulation 2004 Davari, S., Niroo Research Institute, Shahrak Ghods, Tehran 14686, Iran
Source Type
Print(0)
Ref Type
Generic
Periodical, Full
Water Science and Technology
Periodical, Abbrev.
Water Sci. Technol.
Pub Date Free Form
2004/
Volume
48
Issue
12-Nov
Start Page
293
Other Pages
298
Notes
Place of Publication
ISSN/ISBN
0273-1223
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
In steam thermal power plants (TPP) with open re-circulating wet cooling towers, elimination of water hardness and suspended solids (SS) is performed in clarifiers. Most of these clarifiers are of high efficiency sludge re-circulating type (SRC) with capacity between 500-1,500 m3/hr. Improper design and/or mal-operation of clarifiers in TPPs results in working conditions below design capacity or production of soft water with improper quality (hardness and S.S.). This causes accumulation of deposits in heat exchangers, condenser tubes, cooling and service water pipes and boiler tubes as well as increasing the ionic load of water at the demineralizing system inlet. It also increases the amount of chemical consumptions and produces more liquid and solid waste. In this regard, a software program for optimal design and simulation of SRCs has been developed. Then design parameters of existing SRCs in four TPPs in Iran were used as inputs to developed software program and resulting technical specifications were compared with existing ones. In some cases improper design was the main cause of poor outlet water quality. In order to achieve proper efficiency, further investigations were made to obtain control parameters as well as design parameters for both mal-designed and/or mal-operated SRCs.
Descriptors
water, analytical parameters, chemical composition, computer program, conference paper, controlled study, cooling tower, devices, electric power plant, heat exchange, Iran, mathematical analysis, process control, process design, process monitoring, process optimization, simulation, sludge clarification, suspended particulate matter, water hardness, water quality
Links
Book Title
Database
Embase; MEDLINE
Publisher
Data Source
Embase
Authors
Davari,S., Lichayee,M. J.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Subterranean water pipes under busy roads and streets 1984 Azienda Communale Elettricita ed Acque (ACEA), Roma
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Water Supply
Periodical, Abbrev.
Water Supply
Pub Date Free Form
1984/
Volume
2
Issue
1
Start Page
B81; B89
Other Pages
B81; B89
Notes
Place of Publication
ISSN/ISBN
0735-1917
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Descriptors
drinking water, nonhuman, pipeline, theoretical study, therapy, water treatment
Links
Book Title
CONDUITES SOUTERRAINES PASSANT SOUS LES ROUTES OU LES CHAUSSEES A CIRCULATION DENSE
Database
Embase
Publisher
Data Source
Embase
Authors
De Caterini,G. P., Sensi,F.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Medicinal plants of Cariris Velhos, Paraiba, Part II: Subclass Magnoliidae, Caryophyllidae, Dilleniidae and Rosidae 1996 De Fatima Agra, M., Lab. de Tecnologia Farmaceutica, Universidade Federal de Paraiba, 58.051-970 Joao Pessoa, PB, Brazil
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Revista Brasileira de Farmacia
Periodical, Abbrev.
REV.BRAS.FARM.
Pub Date Free Form
1996/
Volume
77
Issue
3
Start Page
97
Other Pages
102
Notes
Place of Publication
ISSN/ISBN
0370-372X
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
The present work is a ethnomedicinal survey of the plant species of the Rosidae, Dilleniidae, Caryophyllidae and Magnoliidae subclass found in the 'Cariris Velhos'. The information collected was obtained by interviewing the 'raizeiros' and vendors of medicinal plants, and also includes a bibliographic and herbaria (JPB, EAN, IPA) survey. The voucher specimens are deposited in the JPB Herbarium. A list of the 101 plant species and their ethnomedicinal uses are presented. The subclass Rosideae is predominant with 61 species, (ca. 60%). More popular references of several species including Amburana caerensis (Fr. Allemao) A.C. Smith., Ziziphus joazeiro Mart., Bauhinia cheilanta (Bong.) Steud., Myracrodruon urundeuva Fr. Allemao and Syderoxylon obtusifolium (Roemer and Schultes) Penn. are cited.
Descriptors
unindexed drug, article, ethnopharmacology, medicinal plant, phytochemistry, phytotherapy
Links
Book Title
Plantas medicinais nos Cariris Velhos, Paraiba, Parte II: Subclasses Magnoliidae, Caryophyllidae, Dilleniidae e Rosidae
Database
Embase
Publisher
Data Source
Embase
Authors
De Fatima Agra,M., Locatelli,E., Rocha,E. A., Baracho,G. S., Formiga,S. C.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Biofilm amount estimation by fluorescein diacetate 1998 De Rosa, S., Dipartimento 'Difesa del Suolo', Universita della Calabria, 87040 Montalto Uffugo (CS), Italy
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Water research
Periodical, Abbrev.
Water Res.
Pub Date Free Form
1998/09
Volume
32
Issue
9
Start Page
2621
Other Pages
2626
Notes
Place of Publication
ISSN/ISBN
0043-1354
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Various methods for direct and indirect biofilm amount estimation are available but most of them have been developed on free cell cultures and/or their application to biofilm analysis often implies biofilm removal from the solid surface or extraction procedures. This work presents a method to measure biofilm bacterial activity, that does not require the removal step. It uses fluorescein diacetate (FDA), a fluorogen (fluorescein) conjugated to two acetate radicals. This compound, once hydrolyzed by an exoenzyme that is present in almost all bacteria, releases the fluorogen that has an absorbance at 490 nm. Experimental tests have shown a good correlation between the absorbance of the solution at 490 nm and bacterial concentrations. This method may be particularly helpful in potable water pipe control to indicate where and when it is necessary to perform corrective actions to stop and/or reduce biofilm growth.
Descriptors
drinking water, fluorescein diacetate, article, biofilm, pipeline, priority journal, water quality, water treatment
Links
Book Title
Database
Embase
Publisher
Data Source
Embase
Authors
De Rosa,S., Sconza,F., Volterra,L.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Tobacco and its trendy alternatives: implications for pediatric nurses 2006
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Crit Care Nurs Clin North Am
Periodical, Abbrev.
Crit.Care Nurs.Clin.North Am.
Pub Date Free Form
Volume
18
Issue
1
Start Page
95
Other Pages
104, xiii
Notes
ID: 16546012
Place of Publication
ISSN/ISBN
Accession Number
Language
en
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Although acute and critical care pediatric nurses may not rank tobacco prevention and cessation among their top patient-care priorities, the importance of providing health education, especially during vulnerable moments, cannot be overlooked. This article provides an overview of trendy tobacco alternatives, such as bidis, clove cigarettes, hookah pipes, and smokeless tobacco, that entice youth. The significant health consequences of these tobacco products and the implications for pediatric acute and critical care nursing practice are also discussed.
Descriptors
Critical Care/methods, Pediatric Nursing/methods, Tobacco Use Cessation/methods, Tobacco Use Disorder/prevention & control, Acute Disease/nursing, Adolescent, Adolescent Behavior/psychology, Advertising as Topic, Attitude to Health, Child, Child Behavior/psychology, Health Knowledge, Attitudes, Practice, Health Policy, Humans, Nurse&apos, s Role, Patient Education as Topic, Peer Group, Primary Prevention, Psychology, Adolescent, Psychology, Child, Eugenia, Tobacco Use Disorder/epidemiology, Tobacco Use Disorder/psychology
Links
http://pesquisa.bvsalud.org/ghl/resource/en/mdl-16546012
Book Title
Database
MEDLINE; http://www.globalhealthlibrary.net/
Publisher
Data Source
Authors
Deckers,Susan K., Farley,Jean, Heath,Janie
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Studies on the epidemiology of schistosomiasis in Liberia: The prevalence and intensity of schistosomal infections in Bong County and the bionomics of the snail intermediate hosts 1983 Bur. Biol. Res., Rutgers Univ., Nelson Biol. Lab., Piscataway, NJ 08854
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Acta Tropica
Periodical, Abbrev.
Acta Trop.
Pub Date Free Form
1983/
Volume
40
Issue
3
Start Page
205
Other Pages
229
Notes
Place of Publication
ISSN/ISBN
0001-706X
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Urine samples from 3548 individuals residing in six of the eight districts which comprise Bong County, Liberia, the project area of the Bong County Agricultural Development Project (BCADP), and fecal specimens from 3408 of these individuals were examined for schistosome ova. A total of 164 water sites, including rice paddies, were surveyed for schistosome vector snails and monthly changes in snail population density and infection rate were determined in selected water sites. Bulinus globosus were more widely distributed than Biomphalaria pfeifferi but the latter species showed a higher infection prevalence (12.3%) than the former one (10.3%). Snail population density and infection rate fluctuated with season, being higher in the dry season and lower during periods of heavy rainfall. Dessication and/or heat stress may have contributed to the contraction of snail population size at the end of the dry season. More water sites contained infected snails during December through February than at any other time of the year. In selected water sites examined at monthly intervals, mean snail density was higher in rice paddies than in other water contact sites but the latter showed a higher prevalence of infected snails than the former. The overall prevalence of Schistosoma mansoni (24.8%) was significantly higher than that of S. haematobium (22.7%) but the difference in prevalence rates of the two species in school children was not statistically significant. The intensity of S. haematobium infection (13.2 x̄G) was significantly higher than that of S. mansoni (6.3 x̄G). Mixed infections in school children did not have a significant effect on egg output. The prevalence and intensity of S. haematobium showed a dramatic decline between the age groups 0-15 and 20-50+ years old; the differences between these age groups in S. mansoni infection were unremarkable. In Zota, Jorquelle and Kokoya Districts, prevalence rates of S. haematobium were higher than those of S. mansoni; the reverse was observed in Suakoko and Panta-Kpai Districts but relative prevalence rates varied according to specific locality in each district. A south to north stratification of schistosomal infection prevalence was observed similar to the west to east gradient reported by Saladin et al. (1980). New rice paddies developed during the three year operational period of the BCADP contained little or no vector snails and schistosomal infections in farm families of these paddies reflected the characteristic of the disease in corresponding localities. Older paddies, pre-dating the operations of the BCADP, contained infected vector snails and farm families of some of these paddies showed higher prevalence rates of schistosomiasis than corresponding school children. The implications of these findings are discussed.
Descriptors
Biomphalaria, Bulinus, digestive system, epidemiology, geographic distribution, human, invertebrate, Liberia, Schistosoma haematobium, Schistosoma mansoni, schistosomiasis, trematode, urinary tract
Links
Book Title
Database
Embase; MEDLINE
Publisher
Data Source
Embase
Authors
Dennis,E., Vorkpor,P., Holzer,B.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors