use the settimeout and confirm methods
Báo cáo y học: "Use of chinese and western over-the-counter medications in Hong Kong"
Ngày tải lên :
25/10/2012, 10:06
... for these individuals, western medicine community pharmacists might be the only point of contact when they had minor aliments Therefore, there is a need in promoting and extending the roles of the ... comments on the interpretations of data and on the manuscript SMG and EKY supervised the whole research process All authors read and approved the final manuscript Competing interests The authors ... Authors’ contributions VCHC, CHL and SMG conceived the research idea CHL conducted the statistical analysis VCHC interpreted the result and wrote the first draft of the manuscript FWKC, JHSY, ELYW...
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Development of a Regional Risk Management Framework for APEC Economies for use in the Control and Prevention of Introduced Marine Pests
Ngày tải lên :
28/10/2013, 11:15
... capabilities and approaches APEC and the MRCWG have a role in liaising with IMO, FAO, NACA to enhance the effectiveness of existing instruments within APEC Institutional arrangements for managing the ... management at the preborder, border and post border levels Need to develop awareness of the problem in APEC Economies Need appropriate information systems and tools Need to develop and adapt ... limited and unbalanced Management Framework - Introd uced Marine Pests Priorities and hazards for Economies Variable levels of activity and management capability Ships’ ballast water and hull...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 1 pptx
Ngày tải lên :
15/12/2013, 00:15
... years through the development and use of a succession of live food organisms as feed for the developing larvae The aim of the present manual was therefore to review and summarise the latest developments ... generally meet all these requirements and usually result in poor growth and survival in small fish larvae such as the Gilthead seabream On the otherhand live food organisms seem to meet all the necessary ... for the cultivation of the major types of live food commonly used in larviculture, as well as their application potential in terms of their nutritional and physical properties and feeding methods...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 2 doc
Ngày tải lên :
15/12/2013, 00:15
... between the culture medium and the air The latter is of primary importance as the air contains the carbon source for photosynthesis in the form of carbon dioxide For very dense cultures, the CO2 ... micro-algae The most common sources of contamination include the culture medium (sea water and nutrients), the air (from the air supply as well as the environment), the culture vessel, and the starter ... In either case, the juveniles, representing the largest biomass in the hatchery and demanding the highest weight-specific rations, consume the largest volumes of algal culture (Fig 2.16.) The...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 3 ppt
Ngày tải lên :
15/12/2013, 00:15
... a disinfectant The eggs are then separated from the dead bodies on a 50 àm sieve and incubated for hatching and the offspring used for starting the stock cultures However, if the rotifers not ... aeration, and not leaching However, the diet needs to be suspended in water prior to feeding, which facilitates on one hand the possibilities for automatic feeding but on the other hand requires the use ... been used Since the stability and storage possibility of these products is relatively low they are usually made on the spot and used immediately For very specific applications, or when the requirements...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 4 pptx
Ngày tải lên :
15/12/2013, 00:15
... multidisciplinary studies in the eighties both the causes for the nutritional variability in Artemia and the methods to improve poor-quality Artemia were identified Genotypic and phenotypic variation ... “breaking”) and the embryo appears, surrounded by the hatching membrane (Fig 4.1.2.) While the embryo hangs underneath the empty shell (= “umbrella” stage) the development of the nauplius is completed and ... cysts that float at the water surface (Fig 4.1.1.) and that are thrown ashore by wind and waves These cysts are metabolically inactive and not further develop as long as they are kept dry Upon...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 5 docx
Ngày tải lên :
15/12/2013, 00:15
... by the hatching membrane becomes visible The embryo then leaves the shell completely and hangs underneath the empty shell (the hatching membrane may still be attached to the shell) Through the ... possible Unhatched cysts and empty shells can cause deleterious effects in the larval tanks when they are ingested by the predator: they can not be digested and may obstruct the gut · Nauplii that ... results in the breaking of the cyst envelope, at which moment all the glycerol produced is released in the hatching medium In other words the metabolism in Artemia cysts prior to the breaking...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 6 docx
Ngày tải lên :
15/12/2013, 00:15
... 1986) On the other hand, instar II stages may be more susceptible to digestive enzyme breakdown in the gut of the predator since these enzymes can also penetrate the digestive tract of the Artemia ... in the culture water A major disadvantage of this method is that large amounts of expensive drugs are used and subsequently discharged into the environment, and thereby placing the animal and ... and swallow their prey in one bite the size of the nauplii is particularly critical For example, fish larvae that are offered oversized Artemia nauplii may starve because they cannot ingest the...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 7 pptx
Ngày tải lên :
15/12/2013, 00:15
... installations, on the other hand, there is a significantly higher mortality during the end of the first culture week that can be explained by the deterioration of the water quality, probably because the early ... advantage of the surface respiration behaviour of the animals When the aeration in the culture tank together with the flow-through and the automatic feeding are interrupted, oxygen levels in the water ... big ones Too small air bubbles, on the other hand, may get trapped between the thoracopods and skim off the animals to the surface WATER QUALITY The quality of the culture medium is first affected...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 8 pptx
Ngày tải lên :
15/12/2013, 00:15
... disk (Fig 4.5.10) The disk is lowered in the water up to the point where the contrast between the white and black (or red) fields disappears, and the depth recorded After lowering the disk a little ... to the effect of diapause or simply to the viability of the embryo The most common diapause deactivating methods used are described in chapter 4.2.1.4 However, before implementing any of these ... ecological tolerance ranges and characteristics for use in aquaculture Therefore, the selection of the strain best adapted to the particular ecological conditions of the site and/ or most suitable for...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 9 pptx
Ngày tải lên :
15/12/2013, 00:15
... filtration and prevent losses due to the narrow and strong back current The longer the distance between the propeller and the net, the wider and shorter the net can be The distance between the propeller ... effective and rapid the filtration Hence, the upper limit of the dimensions of the nets depends on the ease of handling rather than anything else The effectiveness of filtering is also influenced by the ... organisms die, they will soon start to decay It is useless to administer these dead animals because the fish will refuse it and their decomposing bodies will spoil the water quality of the rearing...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 10 pptx
Ngày tải lên :
15/12/2013, 00:15
... in the broodpouch and the larvae are miniature versions of the adults In some cases the embryonic period does not correspond with the brood period, and this means that the larvae are held in the ... that these shocks are given while the resting eggs are still in the ephippium After the shock the eggs may be removed from the ephippium The hatching will then take place after 1-14 days 6.1.6 Use ... the animals have migrated to the top of the tube, where they can be collected with the use of a pipet onto a 100 µm mesh screen After rinsing with seawater, the nematodes can then be fed to the...
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Tài liệu TREES OF THE NORTHERN UNITED STATES THEIR STUDY, DESCRIPTION AND DETERMINATION FOR THE USE OF SCHOOLS AND PRIVATE STUDENTS doc
Ngày tải lên :
13/02/2014, 12:20
... acquainted with all the useful and ornamental woods used in a region; the differences in the color of the heart-wood, the character of the annual layers, and the size and the distribution of the medullary ... The last of the four kinds of parts is found in the center of the flower, and is called the pistil It is this part which forms the fruit and incloses the seed The stamens and the pistil are the ... because they, and they only, are needed in the formation of seeds The pollen from the stamen, acting on the pistil, causes the ovules which are in the pistil to grow into seeds The calyx and...
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Tài liệu THE USE OF STUDENTS AND TRAVELLERS pptx
Ngày tải lên :
15/02/2014, 09:20
... fortified their houses, their towns, and the villages upon their domains which commanded either the mountain passes or the narrow parts of the river, against their king or their neighbours The oldest ... of the Mastaba, The Door of the Living, and the Door of the Dead, The Chapel, Wall Decorations, The Double and his Needs, The Serdab, Ka Statues, The Sepulchral Chamber Đ PYRAMIDS: Plan of the ... straw and a little sand, and dried in the sun At a spot where they are about to build, one man is told off to break up the ground; others carry the clods, and pile them in a heap, while others...
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Tài liệu CONVENTION ON THE PROTECTION AND USE OF TRANSBOUNDARY WATERCOURSES AND INTERNATIONAL LAKES doc
Ngày tải lên :
18/02/2014, 04:20
... information and education to the public and to users about the environmental consequences of the choice of particular activities and products, their use and ultimate disposal; (b) The development and ... shall: (a) Review the policies for and methodological approaches to the protection and use of transboundary waters of the Parties with a view to further improving the protection and use of transboundary ... substances, on the one hand, and the potential transboundary impact, on the other hand; (b) The polluter-pays principle, by virtue of which costs of pollution prevention, control and reduction...
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USE OF HEALTH AND NURSING CARE BY THE ELDERLY pptx
Ngày tải lên :
05/03/2014, 18:20
... status and income Therefore, the potential growth of the number of elderly and the oldest-old population makes it on the one hand important to show their health and functional characteristics and ... of the ENEPRI AGIR project, presents the results of data collection and analyses for EU countries that participated in the study – Belgium, France, Finland, the Netherlands, Spain, the UK and ... living longer and in better health on the need for health and long-term care by the elderly and the consequences for health expenditures Projections on the use of health care and the need for...
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From Use to Presence: On the Expressions and Aesthetics of Everyday Computational Things docx
Ngày tải lên :
07/03/2014, 17:20
... Hallnas and Redstrom ¨ ¨ and epistemology and ethics on the other Beauty and simplicity are often used as strong criteria for the correct path to deep theorems and good theories in areas such as mathematics ... variables, and the instantiations of these variables carry with them the specific material form If it is about designing a chair, we may think of variables like the legs, the arms, the back, and the ... people sit down in the chair belongs to the expression of the chair, but the users disappear as we refrain from referring to why they sit down and what they are doing sitting in the chair If we...
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