Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 10 pptx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 10 pptx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 10 pptx

... particles from the water. The efficiency of the filter allows even the uptake of bacteria (approx. 1µm). In a study on the food quality of freshwater phytoplankton for the production of cladocerans, ... COVER The success of any farming operation for fish and shellfish depends upon the availability of a ready supply of larvae or “seed” for on- grow...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 1 pptx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 1 pptx

... the production and use of live food organisms as feed for the developing larvae. The present manual describes the major production techniques currently employed for the cultivation of the major ... Magda Vanhooren and March Verschraeghen for their assistance with the layout of the manual. Lavens, P; Sorgeloos, P. (eds.) Manual on the produ...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 4 pptx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 4 pptx

... Vadala - - Bhayander P A. par India Bombay Bahinder - - Kelambakkam - - India Madras Vedaranyam - - Veppalodai - - Pattanamaruthur - - Spic Nagar - - Thirespuram - - Karsewar Island - - ... speciation, reproductive mode and potential for exploitation. In: Book of abstracts of contributions presented at the Internatio...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 7 pptx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 7 pptx

... seawater formulations 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. ... highest daily food ration at a maximum concentration of 200 g food. l -1 . Even at these concentrations, the food suspension is so thick that the risk for...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 8 pptx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 8 pptx

... Salt production is abandoned during the rainy season, when evaporation ponds are often turned into fish/shrimp ponds. for dilution due to release of water from the cysts. - for a low ratio of ... bottom, they should only be used for a limited period of time. Recommended levels of organic manure are 0.5 to 1.25 ton.ha -1 at the start of the production s...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 9 pptx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 9 pptx

... in the harvest of this live food compared to the infrastructure and production costs of the live food items discussed earlier. On the other hand, there are also major drawbacks in the use of ... However, one should be aware that the greater the surface area of the net the more effective and rapid the filtration. Hence, the upper limit of the...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 2 doc

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 2 doc

... 2 .10 4 0.1 2 0-4 0 (phase) 2-3 0 10 4 -1 0 7 Petroff Houser 2 .10 5 0.02 4 0-1 00 0. 5-5 10 4 -1 0 8 Cellular volume is measured by centrifuging samples and measuring the volume of the concentrated ... growth depends upon the species and culture conditions of the algae making up the diet, and the bivalve culture conditions. Under practica...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 3 ppt

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 3 ppt

... 250 - 300 0.37 92 - 110 300 - 350 0.33 100 - 117 350 - 400 0.30 105 - 120 400 - 450 0.27 107 - 120 450 - 500 0.23 105 - 117 > 500 0.25 125 > 1200 0.20 240 Furthermore, all efforts ... University of Gent, Belgium 4.1.1. Introduction Among the live diets used in the larviculture of fish and shellfish, nauplii of the...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 5 docx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 5 docx

... by disinfection of the cysts prior to hatching incubation and/ or by the addition of a few drops of a non-toxic antifoaming agent (e.g. silicone antifoam). The temperature of the seawater is ... during the first two weeks, the use of decapsulated cysts constitutes a saving of over one third in the amount of Artemia cysts used, compared to the use of li...
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Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 6 docx

Tài liệu Manual on the Production and Use of Live Food for Aquaculture - Phần 6 docx

... 8-1 1 1 12 2.5 1 3-1 6 2. 7-3 .0 1 7-1 9 5. 0-7 .0 2-5 2 0-2 3 3. 0-4 .3 3-1 1 5-7 2 4-2 7 0 1 4-1 7 7-1 0 2 8-2 9 1 7-2 0 1 0-1 5 the breakdown of the Artemia nauplii in the digestive tract of the predator larvae. ... enhanced the survival of P. monodon PL-15 and the osmotic resistance of PL -1 0. This has recently been confirmed...
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