ethanol production and uses

Ngày tải lên: 09/03/2014, 00:20

... 27 Global livestock population and production (steinfeld et al., 2006) 46 Production of ruminant meat (1000 ton/year) FAO SYb PRODUCTION OF CATTLE MEAT PRODUCTION OF SHEEP AND GOAT MEAT 2009 (1000 ... and 2050 (projected). Rosegrant and Thornton, 2008. 30 World production of meat 1961-2007 (FAO, 2009) 22 4 Land used by region and country group, 1961,1991 and 2007, (FAO, 2009) ... climate change…,  Food demands v.s Food production “How the world will sufficiently accommodate and feed its human population with out destroying the enviroment and depleting natural resources???” ...

Ngày tải lên: 08/04/2013, 10:35

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Ngày tải lên: 16/09/2013, 12:33

Ngày tải lên: 16/09/2013, 12:35

... the PASSIVE: MODALS ở dạng bị động. Example : 1. Humans must keep water, air, and land clean  Water, air, and land must be kept clean . 2. Governments must stop illegal trade of whales.  Illegal ... MODALS TRƯỚC CHỦ TỪ: EX: John will leave now. → _________________ now? II .USES : General meanings MODAL VERBS MEANING USES EXAMPLE Present Past 1/ SUY ĐOÁN, May might - có lẽ - dùng để suy ... be watered c. needn't be watering d. needn't have watered 17. People ___________ hunt and use whales for commercial purpose A. needn’t B. mustn’t C. don’t need to D. don’t have to 18....

Ngày tải lên: 27/11/2013, 08:11

... the PASSIVE: MODALS ở dạng bị động. Example : 1. Humans must keep water, air, and land clean  Water, air, and land must be kept clean . 2. Governments must stop illegal trade of whales.  Illegal ... MODALS TRƯỚC CHỦ TỪ: EX: John will leave now. → _________________ now? II .USES : General meanings MODAL VERBS MEANING USES EXAMPLE Present Past 1/ SUY ĐOÁN, May might - có lẽ - dùng để suy ... be watered c. needn't be watering d. needn't have watered 17. People ___________ hunt and use whales for commercial purpose A. needn’t B. mustn’t C. don’t need to D. don’t have to 18....

Ngày tải lên: 27/11/2013, 10:11

... the PASSIVE: MODALS ở dạng bị động. Example : 1. Humans must keep water, air, and land clean  Water, air, and land must be kept clean . 2. Governments must stop illegal trade of whales.  Illegal ... be watered c. needn't be watering d. needn't have watered 17. People ___________ hunt and use whales for commercial purpose A. needn’t B. mustn’t C. don’t need to D. don’t have to 18....

Ngày tải lên: 01/12/2013, 04:11

... Moina spp., daphnids, and decapsulated brine shrimp cysts for freshwater fish and prawn larvae, and Artemia biomass for lobster larvae, shrimp postlarvae and broodstock, and marine fish juveniles. ... hatchery productions. In this respect, the collection and feeding of wild plankton has proven unreliable and not always practical (see also chapter 5). Over the past decades, trial and error ... industrial larviculture of fish and shellfish, readily and consistently available, practical and performing live diets need to be selected. The selection of a suitable and nutritious diet should...

Ngày tải lên: 15/12/2013, 00:15

... algal production Figure 2.13. Algal production cost as a function of the production capacity for 8 bivalve hatcheries. Filled and unfilled symbols represent data obtained from academic and commercial ... species and is characterized by a poor batch-to-batch consistency and unpredictable culture crashes due to contaminations and/ or fluctuating climatological conditions. Indoor algal production ... able to attain production costs below US$ 100 per kg of dry weight (Fig. 2.13.). Table 2.11. Production cost of marine micro-algae (modified from Coutteau and Sorgeloos, 1992). Production cost...

Ngày tải lên: 15/12/2013, 00:15

... fertilized eggs are larger and have a thick, faintly granulated outer layer. Figure 3.2. Parthenogenetical and sexual reproduction in Brachionus plicatilis (modified from Hoff and Snell, 1987). ... Selco đ and DHA-Super Selco đ ) and two self home-made emulsified enrichment diets are given in Fig. 3.13. and 3.14. · Commercial emulsions Several emulsified diets are commercially available and ... rinsed and concentrated before being fed to the predators. Figure 3.13. EPA, DHA and total fatty acid content in two commercial emulsions (DHA Super Selco đ , DHA-SS and Super Selco đ , SS) and...

Ngày tải lên: 15/12/2013, 00:15

... Wanigasekera, G., Simonek, S., Brownlee, D., Eiband, G. and Cowan, J. 1993. Ecological, physiological and genetic divergence of sexual and asexual (diploid and polyploid) brine shrimp (Artemia). Trends ... 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. ... the commercial production of marine aquaculture species”. G. Gajardo and P. Coutteau (Eds), Puerto Montt, Chile, 5-9 December 1994. Browne, R.A. and Bowen, S.T. 1991. Taxonomy and population...

Ngày tải lên: 15/12/2013, 00:15

... below -18°C and above +40°C; a reversible interruption of the metabolism (= viability not affected) occurring between -18°C and +4°C and between ± 33°C and ± 40°C, with the upper and lower temperature ... content and Table 4.2.6. for practical example) are very resistent to extreme temperatures; hatching viability not being affected in the temperature range -273°C to +60°C and above 60°C and up ... removal of the brown shell in a hypochlorite solution, and washing and deactivation of the remaining hypochlorite (see worksheets 4.2.4. and 4.2.5.). These decapsulated cysts can be directly...

Ngày tải lên: 15/12/2013, 00:15

... 1970s and early 1980s, when many fish and shrimp hatcheries scaled up their production and reported unexpected problems when switching from one source of Artemia to another. Japanese, American and ... problems and soon conducted to incorporate ascorbic acid into live food. Using the standard enrichment procedure and experimental self-emulsifying concentrates containing 10, 20 and 30% (on ... pale bars) and a group receiving 12 h Selco đ -enriched Artemia (6.4% 20:5n-3 and 3.3% 22:6n-3) in M 3 and PL 1 stage, followed by 24 h Selco đ -enriched Artemia (21.3% 20:5n-3 and 12.7% 22:6n-3)...

Ngày tải lên: 15/12/2013, 00:15

... 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 and tank produced biomass Although ... used for tank production of Artemia (ing.l -1 ). For the Dietrich and Kalle formulation, solutions A and B are prepared separately, then mixed and strongly aerated for 24h. Dietrich and Kalle ... (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, obtained in the different...

Ngày tải lên: 15/12/2013, 00:15

... be used as it is 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 ... contains mainly full cysts and some non-cyst material of similar density and similar size as the full cysts. Some empty cysts and cracked shells remain in the sinking fraction and can be removed at ... J.S. and Cavagnaro, J. 1976. Interrelationships between water and cellular metabolism in Artemia cysts. IV. ATP and cyst hydration. J. Biophys. Biochem. Cytol, 88: 159-166. Drinkwater, L.E. and...

Ngày tải lên: 15/12/2013, 00:15

... 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 (n-3)HUFA are high, (i.e. around 3.5%, 9.0% and ... adults and copepodites, and several thousand nauplii per litre. Despite these good results, these authors were not able to stabilize production at such levels or to develop a reliable method, and ... to ensure adequate 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...

Ngày tải lên: 15/12/2013, 00:15

... cases also the production and use of live food organisms as feed for the developing larvae. The present manual reviews and summarizes the latest developments concerning the production and use of ... 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 ... Fisheries and Marine Science, Universiti Pertanian Malaysia, 214 pp. Chao, N H., Lin, T.T., Chen, Y J. and Hsu, H W. 1995. Cryopreservation of late embryos and early larvae of oyster and hard...

Ngày tải lên: 15/12/2013, 00:15

Ngày tải lên: 25/12/2013, 15:10