female on the past and present of women apos s football in germany
Báo cáo toán học: " Influence of different flow conditions on the occurrence and behavior of potentially hazardous organic xenobiotics in the influent and effluent of a municipal sewage treatment plant in Germany: an effect-directed approach" pot
... xenobiotics in native wastewater samples that occur in both fractions This may complicate the interpretations of the biological effects of these fractions On the other hand, this SSPE procedure ensures ... whereas the focus was primarily on the SPE of more polar substances Due to the sequential arrangement of Oasis HLB and C18ec in the SSPE design, there is a significant overlap in the extraction spectra ... compounds contributed to a better description of the different wastewater fractions The present study provides the starting point for a necessary risk assessment in terms of the occurrence and behavior...
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báo cáo hóa học:" Influence of different flow conditions on the occurrence and behavior of potentially hazardous organic xenobiotics in the influent and effluent of a municipal sewage " pdf
... xenobiotics in native wastewater samples that occur in both fractions This may complicate the interpretations of the biological effects of these fractions On the other hand, this SSPE procedure ensures ... whereas the focus was primarily on the SPE of more polar substances Due to the sequential arrangement of Oasis HLB and C18ec in the SSPE design, there is a significant overlap in the extraction spectra ... compounds contributed to a better description of the different wastewater fractions The present study provides the starting point for a necessary risk assessment in terms of the occurrence and behavior...
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Research study on the trends and patterns of corporate giving to charities in singapore
... motivations and rationalize their contributions as in the case of American companies based on the two studies Are there other intervening variables like size of employees, type of businesses, and so ... Ostrower (1995) suggests that supporting the right kinds of organizations is reinforced by family, friends, and business associates and helps the donor establishes and maintains valued relationships ... business acumen to give in a business-like way The size and timing of major donations is driven by business results, tax and estate considerations • 10.8% gave because they are members of a social...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 1 pptx
... simple as well as versatile in application The consistent availability of sufficient quantities of food organisms is of the utmost importance in continuous hatchery productions In this respect, the ... 197 0s the production of farmed marine finfish and shrimp relied almost exclusively on the capture of wild fry for subsequent stocking and on- growing in ponds, tanks or cages, the complete domestication ... for the production and application of live food organisms as well as their application in larviculture The natural diet of most cultured fish and shellfish species consists of a wide diversity of...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 2 doc
... remote setting or growing millions of seed till planting size In either case, the juveniles, representing the largest biomass in the hatchery and demanding the highest weight-specific rations, consume ... essential food source in the rearing of all stages of marine bivalve molluscs (clams, oysters, scallops), the larval stages of some marine gastropods (abalone, conch), larvae of several marine ... Detailed instructions on operation of electronic cell counting can be found in Sheldon and Parsons (1967) The presence of contaminating particles in the same size range as the algae and failure of...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 3 ppt
... is assured by plasma increase and not by cell division The epidermis contains a densely packed layer of keratin-like proteins and is called the lorica The shape of the lorica and the profile of ... belonging to the genus Brachionus are used in aquaculture As outlined in the introduction the most widely used species is Brachionus plicatilis, a cosmopolitan inhabitant of inland saline and coastal ... profile of the spines and ornaments allow the determination of the different species and morphotypes (see 3.4.) The rotifers body is differentiated inTO three distinct parts consisting of the head,...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 4 pptx
... elements, as well as contamination with chemicals such as pesticides and heavy metals In most cases these variations are not strain specific, but just correspond to different production conditions ... strains can be differentiated on the basis of their biometrical characteristics In spite of small variations between batches of the same strain, possibly caused by environmental and/ or processing ... coastal lagoons and solar saltworks scattered over the five continents After harvesting and processing, cysts are made available in cans as storable on demand’ live feed Upon some 24-h incubation...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 5 docx
... harvesting, cleaning, drying and storing of the cyst material The impact of most of these processes can be related to effects of dehydration or combined dehydration/hydration For diapausing cysts, these ... drying the cysts at temperatures not exceeding 3540°C or by suspending the cysts in a saturated NaCl brine solution (300 g.l-1) As some form of dehydration is part of most processing and/ or storage ... aeration to maintain a homogeneous suspension) cysts usually release over 80% of their cellular water, and upon interruption of the aeration, the now coffeebean shaped decapsulated cysts settle...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 6 docx
... strains (see further) Commercial provisions of Artemia cysts containing high EPA levels are limited and consequently, these cysts are very expensive Therefore, the use of the high-EPA cysts should ... medium consisting of disinfected seawater maintained at 25°C The enrichment emulsion is usually added in consecutive doses of 300 mg.l-1 every 12 h with a strong aeration (using airstones) being ... Pacific species, similar tendencies to those of the European species have been reported For example, survival at metamorphosis and stress resistance (i.e., salinity shocks) in Asian sea bass (Lates...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 7 pptx
... crowding seems to affect ingestion rate and therefore growth In stagnant systems, a clear decrease of the growth rate with increasing animal density was observed, since the preservation of the ... super-intensive tank production systems of brine shrimp in or near the aquaculture farm have resulted in increased interest for Artemia biomass during the last decade In China, several thousand tons ... grinding and processing need to be used In several cases, sophisticated and therefore expensive equipment is required, (i.e micronisation grinding) which restricts its practical use and cost-effectiveness...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 8 pptx
... density (sinking) fraction and a low density (floating) fraction The sinking fraction contains mainly full cysts and some non-cyst material of similar density and similar size as the full cysts ... Heavy clay soils with minimal contents of sand are the ideal substrate As leakage is one of the most common problems in fish/shrimp farms and even in large salt works construction of a small pilot ... cysts are still present in the floating fraction of the freshwater separation, they can also be dried and then air classified to separate these cysts from the empty shells Finally, variations in...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 9 pptx
... which consist of water masses retained: · by dams in isolated bays, branches of a fjord or lagoons: pold system · in bags up in the sea or lakes: bag system · in man made ponds on land: pond system ... to their use Samples of sediments rich in resting eggs can be stored in a refrigator at 2-4°C for several months When needed, the sediment containing the resting eggs is brought in suspension and ... and sieved through 150 µm and 60 µm sieves The sizefraction containing the resting eggs is then added to tubes containing a 1:1 solution of sucrose and distilled water (saturated solution) and...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 10 pptx
... period the mussels are fed on algal suspensions of Dunaliella tertiolecta and/ or Chlamydomonas coccoides The spawning of the animals is induced by bringing the conditioned mussels in a plastic ... and then removing them by using sieves 6.1.5 Production and use of resting eggs Resting eggs are interesting material for storage, shipment and starting of new Daphnia cultures The production of ... best on a diet of the cryptomonads, Rhodomonas minuta and Cryptomonas sp., containing high levels of HUFA (more than 50% of the fatty acids in these two algae consisted of EPA and DHA, while the...
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Tài liệu MIT Joint Program on the Science and Policy of Global Change: Effects of Air Pollution Control on Climate pdf
... leadership in understanding scientific, economic, and ecological aspects of this difficult issue, and combining them into policy assessments that serve the needs of ongoing national and international ... and less sea level rise Placing caps on NOx alone also leads to decreases in OH and thus increases in CH4 These OH decreases and CH4 increases are lessened (but not reversed) when there are simultaneous ... decreases only occur in the northern hemisphere in these two cases (see Figs 4b and 4c) 4.2 Effects on ecosystems Effects of air pollution on the land ecosystem sink for carbon can be significant...
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Tài liệu CONVENTION ON THE PROTECTION AND USE OF TRANSBOUNDARY WATERCOURSES AND INTERNATIONAL LAKES doc
... diffuse sources into waters, may, inter alia, include total or partial prohibition of the production or use of such substances Existing lists of such industrial sectors or industries and of such ... coordinated or joint communication, warning and alarm systems with the aim of obtaining and transmitting information These systems shall operate on the basis of compatible data transmission and ... bodies and specific committees in all aspects pertinent to the achievement of the purposes of this Convention; (d) meetings; (e) At their first meeting, consider and by consensus adopt rules of...
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Tài liệu Cleaner Water in China? The Implications of the Amendments to China’s Law on the Prevention and Control of Water Pollution pptx
... federal WEQ standards or establish local standards for items not covered.84 The development of these standards is similar to the standards in the United States The EPA sets treatment standards by regulation ... standards for items not covered by the WEQ standards and must report their standards to the State Council.80 Using the WEQ standards and the country s economic and technological conditions, the State ... for the Administration of Water Pollutant Discharge Permit Systems.51 Under these different systems, permits have been issued in increasing numbers In 1996, over forty thousand permits were issued...
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Tài liệu Study on the Development and Marketing of Non-Market Forest Products and Services ppt
... Annexes The access to these services is free in all European regions Only in single countries, the access to some of the services it is regulated by permits (e.g Austria, Estonia, Cyprus and Germany) ... for the provision of different forest goods and services coincides with the importance of these forest goods and services Finally, concerning the access to forest goods and services, the obtained ... Sports Tourism Spiritual and cultural services Historical and educational services Aesthetic services Resources Resources Resources Resources Resources Resources Resources Resources Biospheric...
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Report of the Special Rapporteur on the promotion and protection of the right to freedom of opinion and expression, Frank La Rue* ppt
... freedom of expression of their users, as well as on the potential pitfalls involved when they are misused D Disconnecting users from Internet access, including on the basis of violations of intellectual ... schools In addition to basic skills training, modules should clarify the benefits of accessing information online, and of responsibly contributing information Training can also help individuals learn ... online expression is being criminalized in contravention of States’ international human rights obligations, whether it is through the application of existing criminal laws to online expression,...
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Perspectives of Chief Ethics and Compliance Officers on the Detection and Prevention of Corporate Misdeeds ppt
... organizations These RAND conference proceedings summarize key issues and topics from the discussion sessions held on March The document is not intended to be a transcript, and instead organizes the ... Regulation: The CECO Perspective and Role.” Chapter Three of this document provides a summary of the major themes and topics of conversation in this session The final session of the conference involved ... designate specific agency officials as formal leads and points of contact for the private sector on corporate ethics and compliance issues Major points of agreement in this discussion session included...
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