manual on hatchery production of seabass and gilthead seabream pdf

Ngày tải lên: 23/03/2014, 22:20

... A HATCHERY 95 Project design 96 Structure and construction typologies 97 Timing and production 97 Economies of scale and modular design 98 Depreciation 99 Points to consider for financing of ... fish larvae. This second part of the manual deals with the principles and guidelines for the design and construction of a commercial hatchery for gilthead seabream and...

Ngày tải lên: 14/03/2014, 11:18

... try to construct reasons for justification (Shafir, Simonson, and Tversky 1993), and it is easier to construct reasons for utilitarian consumption than for hedonic con- sumption. Hedonic goods ... utilitarian con- sumption and hedonic consumption are both discretionary, and the difference between the two may be a matter of degree and perception. Hedonic (utilitarian) consumption t...

Ngày tải lên: 07/03/2014, 10:20

... the presentation of material in this publication do not imply the expression of any opinion whatsoever on the part of the Food and Agriculture Organization of the United Nations concerning the ... 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. Lite...

Ngày tải lên: 15/12/2013, 00:15

... consistency and unpredictable culture crashes due to contaminations and/ or fluctuating climatological conditions. Indoor algal production offers a better control of the culture conditions and ... of the composition of the culture medium on the proximate composition of various species of micro-algae is demonstrated in Table 2.13. The protein content per cell, which is co...

Ngày tải lên: 15/12/2013, 00:15

... Influence of lipid composition of live feed on growth, survival and pigmentation of turbot larvae. Aquaculture International, 2:33-48. Skjermo, J. and Vadstein, O., 1993. Characterization of the ... Mass production on algae 3.5.3.4. Mass production on algae and yeast 3.5.3.5. Mass culture on yeast 3.5.3.6. Mass culture on formulated diets 3.5.3.7. High de...

Ngày tải lên: 15/12/2013, 00:15

... 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 ... exploitation. In: Book of abstracts of contributions presented at the International Conference “Improvement of the commercial production of marine aquaculture spe...

Ngày tải lên: 15/12/2013, 00:15

... intensive and requires additional facilities. Furthermore, Artemia cysts of a high hatching quality are often expensive, and decapsulation of non-hatching cysts means valorization of an otherwise ... aeration rate is a 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...

Ngày tải lên: 15/12/2013, 00:15

... E. And Olsen, Y. 1992. Improvement of flat fish pigmentation through the use of DHA enriched rotifers and Artemia. Poster presentation at the 5th International Symposium on Fish Nutrition and ... control The incidence of microbial diseases has increased dramatically along with the degree of intensification in the larval production of aquaculture species. Treating micro...

Ngày tải lên: 15/12/2013, 00:15

... 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 ... ingestion rate and/ or assimilation: including the quality and quantity of the food offered, the developmental stage of the larvae, and the culture conditions. Mo...

Ngày tải lên: 15/12/2013, 00:15