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

... criterion is related to the total amount of food available for the predator per gram of cyst product (cf. calculation of food conversion). Table 4.2 .5. Effect of incubation at low salinity on hatching ... over 80% of their cellular water, and upon interruption of the aeration, the now coffee- bean shaped decapsulated cysts settle out. After harvesting of t...

Ngày tải lên: 15/12/2013, 00:15

... GSL-type Lansy R1 8 0-2 00 µm Lansy A2 15 0-3 00 µm Lansy W3 30 0 -5 00 µm 0-7 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 ... 4 0 -5 0 0.08 1 5- 1 0 4 5- 5 5 1 5- 2 5 1 0-0 4 5- 5 5 4 5- 5 5 For example, the survival...

Ngày tải lên: 15/12/2013, 00:15

... Magda Vanhooren and March Verschraeghen for their assistance with the layout of the manual. Lavens, P; Sorgeloos, P. (eds.) Manual on the production and use of live food for aquaculture FAO ... permission of the copyright owner. Applications for such permission, with a statement of the purpose and extent of the reproduction, should be addr...

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... influenced by food ration and the optimal ration for maximum growth depends upon the species and culture conditions of the algae making up the diet, and the bivalve culture conditions. Under practical ... 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 centrifugin...

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... 250 - 300 0.37 92 - 110 300 - 350 0.33 100 - 117 350 - 400 0.30 1 05 - 120 400 - 450 0.27 107 - 120 450 - 50 0 0.23 1 05 - 117 > 50 0 0. 25 1 25 > 1200 0.20 240 Furthermore, all efforts ... population containing 50 to 150 rotifers.ml -1 . 3 .5. 3.4. Mass production on algae and yeast Depending on the strategy a...

Ngày tải lên: 15/12/2013, 00:15

... 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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... 14 5 82 77 58 3.3 4.7 6.1 15. 5 0.66 8 66 50 56 3.2 4.8 5. 2 14 .5 0. 75 10 95 73 72 1.8 2.9 3 .5 11.6 0.67 13 61 32 28 - - - 8.0 1.13 15 55 41 34 2.0 2.9 3.8 10.0 1.17 18 58 37 29 - - - 5. 8 ... 120 80 3. 75 36 100 2 150 100 3 30 120 3-4 200 100 3 24 150 5- 7 250 150 2 20 180 8-9 300 150 2 20 180 1 0-1 2 350 200 1 .5 15 250 1 3-1 4...

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... 4 .5. 1. Description of the different Artemia habitats 4 .5. 2. Site selection 4 .5. 3. Pond adaptation 4 .5. 4. Pond preparation 4 .5. 5. Artemia inoculation 4 .5. 6. Monitoring and managing the culture ... 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 pr...

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... because of the simplicity of the installation, and require little control over environmental conditions. In addition the use the end hole has a diameter of 0. 2-0 .5 m. There is a strip of thicker ... frame of the plankton net may be fixed to the pond gates. The amount of zooplankton collected depends on the zooplankton concentration in the water flowi...

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... 18:1n-7 11. 15 11.28 18:2n-6 28.38 9.91 18:3n-3 5. 03 9.28 20:0 1.29 0.23 20:1n-9 0 .50 1.02 20:3n-3 0.09 0.44 20:4n-6 6.37 4.64 20:5n-3 4 .56 7. 35 22:0 1.80 0.47 22:1n-9 3.98 1 .52 22:2n-6 ... 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...

Ngày tải lên: 15/12/2013, 00:15