industrial material production and processing of energy
Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 1 pptx
... Enrichment of ongrown Artemia 4.4.2.8. Control of infections 4.4.2.9. Harvesting and processing techniques 4.4.2.10. Production figures and production costs 4.4.3. Literature of interest ... Harvesting/concentration and cold storage of rotifers 3.7. Production and use of resting eggs 3.8. Literature of interest 3.9 Worksheets Worksheet 3.1. Preparation of an indicator solution for determination of ... Literature of interest 6. CLADOCERANS, NEMATODES AND TROCHOPHORA LARVAE 6.1. Daphnia and Moina 6.1.1. Biology and life cycle of Daphnia 6.1.2. Nutritional value of Daphnia 6.1.3. Feeding and nutrition...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 2 doc
... Literature of interest Anonymous, 1991. The design and operation of live feeds production systems. In: Rotifer and micro-algae culture systems, Fulks, W. and Main K.L. (Eds.). Proceedings of a US-Asia ... advantage of allowing control of the quality of the cultures. The major difficulty in microscopic counts is reproducibility, which is a function of the sampling, diluting, and filling of the counting ... bacterial degradation of the particles, leaching of nutrients, and low digestibility of the cell wall material. In this regard, low susceptibility to bacterial attack and high digestibility...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 3 ppt
... 3.7. Production and use of resting eggs For the mass rearing of rotifers as larval food the amictic way of reproduction (see 3.3.) should be favored. However, when the interest is in production ... generations of offspring before they eventually die. The reproduction activity of Brachionus depends on the temperature of the environment as illustrated in Table 3.1. The life cycle of Brachionus ... accumulations of wasted food by assuring short retention times of the food particles. This is achieved by using high starting densities of 200 rotifer/ml-1 and the distribution of small amounts of feed...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 4 pptx
... delivery of vitamins, chemotherapeutics and vaccines. Furthermore, a better knowledge of the biology of Artemia was at the origin of the development of other Artemia products, such as disinfected and ... screening of candidate strains and of eventual local populations, as well as the study of prevailing environmental conditions. Uncontrolled introduction of Artemia may thus lead to a decrease of natural ... D.S., Segreti, W.O. and Purser, S.M. 1984. Partitioning genetic and environmental components of reproduction and lifespan in Artemia. Ecology, 65(3): 949-960. Lavens, P. and Sorgeloos, P. 1987....
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 5 docx
... function of the tank size and the density of cysts incubated. Excessive foaming can be reduced by disinfection of the cysts prior to hatching incubation and/ or by the addition of a few drops of a ... by the conditions and techniques applied for harvesting, cleaning, drying and storing of the cyst material. The impact of most of these processes can be related to effects of dehydration or ... hydration of the cysts (as complete removal of the envelope can only be performed when the cysts are spherical), removal of the brown shell in a hypochlorite solution, and washing and deactivation of...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 6 docx
... fast harvesting of large volumes of Artemia nauplii and allows complete removal of debris from the hatching medium. This technique results in a significant reduction of labour and production costs. ... larvae and nauplii length of Artemia from seven geographical sources offered as food to fish larvae (modified from Beck and Bengtson, 1982). 4.3.6.3. Marine fish The larvae of many species of ... important dietary characteristic of Artemia nauplii was identified in the late 1970s and early 1980s, when many fish and shrimp hatcheries scaled up their production and reported unexpected problems...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 7 pptx
... Enrichment of ongrown Artemia 4.4.2.8. Control of infections 4.4.2.9. Harvesting and processing techniques 4.4.2.10. Production figures and production costs 4.4.2.1. Advantages of tank production ... leaching of body fluids (See also 4.5.7.1). 4.4.2.10. Production figures and production costs Figure 4.4.14. provides a summary of average production data expressed as Artemia survival and length, ... advantages of these products are their low cost and universal global availability. Equally important in the evaluation of dry food is the consistency of the food quality and supply, and the possibility...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 8 pptx
... 80%). However, because of the presence of empty shells and light non-cyst material, the hatching efficiency of this material is usually very low. When available, this cysts material can still be ... very unprecise and inaccurate. Of course sample volume depends both on animal abundance and animal size. As both cyst production and biomass production mainly depend on the number of large animals, ... rehydration - collect material in 0.15 to 0.5 mm size range and proceed with next processing step or 4.5.2.1. Climatology The presence of sufficient amounts of high saline water is of course imperative,...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 9 pptx
... value of Daphnia 6.1.3. Feeding and nutrition of Daphnia 6.1.4. Mass culture of Daphnia 6.1.5. Production and use of resting eggs 6.1.6. Use of Moina 6.1.1. Biology and life cycle of Daphnia ... and 3.4%, respectively). Specific levels of EPA and DHA are respectively 6% and 17% in adults fed Dunaliella, and 18% and 32% in adults fed Rhodomonas. In nauplii the levels of EPA, DHA and ... technology and therefore have a high investment and energy cost. Since the intensive hatchery has to produce sufficient amounts of live food and keep the cultures on during periods of low demand,...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 10 pptx
... Daphnia and Moina 6.1.1. Biology and life cycle of Daphnia 6.1.2. Nutritional value of Daphnia 6.1.3. Feeding and nutrition of Daphnia 6.1.4. Mass culture of Daphnia 6.1.5. Production and ... 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 resting eggs can be ... to 15% (of total fatty acid) of both EPA and DHA. 6.3.2. Production of trochophora larvae frozen form to feed over sixty fresh and salt water fish varieties. The partial replacement of Artemia...
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Tài liệu Material Usage and Condition of Existing Bridges in the U.S pptx
... relativeperformance of bridges constructed using different materials that were built during the same period of time.9 Material Usage and Condition of Existing Bridges in the U.S.13 Material Usage and Condition ... work.SR342.0312 Material Usage and Condition of Existing Bridges in the U.S.Table A.3 – Number and Deck Area of Bridges with Main Span Material of Concrete (RC and PS) for All BridgesNumber of Existing Bridges ... betterthan that of bridges built using other materials (see References 4 through 9).3 Material Usage and Condition of Existing Bridges in the U.S.19 Material Usage and Condition of Existing Bridges...
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Tài liệu Chapter 8: Potential Energy and Conservation of Energy doc
... the kinetic energy of the block to a type of energy called thermal energy. This energy transfer cannot be reversed. Thermal energy cannot be transferred back to kinetic energy of the block ... energy E is transferred back and forth between kinetic energy K of the bob and potential energy U of the bob-earth systemWe assume that U is zero at the lowest point of the pendulum orbit. K ... hallmark of non-conservative forces.(8-4) Chapter 8Potential Energy and Conservation of Energy In this chapter we will introduce the following concepts:Potential Energy Conservative and non-conservative...
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Tài liệu Báo cáo khoa học: Production and characterization of a secreted, C-terminally processed tyrosinase from the filamentous fungus Trichoderma reesei ppt
... Buchert1 and Kristiina Kruus11 VTT Technical Research Centre of Finland, Espoo, Finland2 Protein Chemistry Research Group and Core Facility, Institute of Biotechnology, University of Helsinki, ... not shown).Because of difficulties in the production and purifi-cation of microbial tyrosinases in sufficient amounts,knowledge of their structure–function relationships and exact reaction mechanisms ... Foundation of Raisiogroup (Raisio, Fin-land), the Finnish Funding Agency for Technology and Innovation (TEKES) and the Commission of the Euro-pean Communities, specifically RTD program ‘Quality of Life...
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Báo cáo khoa học: A role for serglycin proteoglycan in granular retention and processing of mast cell secretory granule components ppt
... represents an intermediate in processing. These findings indicate that the processing of pro-CPAoccurs in (at least) two steps, and that the processing of the intermediate form of CPA to mature protease ... effects of the SGknockout on granular staining properties and storage of proteases, it was first important to determine whetherthe lack of SG affected the actual assembly of granules and whether ... a flow rate of 0.5 mLÆmin)1. Fractions (0.5 mL)were collected and analyzed for35S radioactivity. As aninternal standard, 200 lL of a mixture of unlabeled heparin(4 mgÆmL)1) and CS-A (5...
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