Tài liệu U of M Dearborn and U of M Flint Student Temporary Employment Form ppt

... specify: Part 3 (continued): U of M Dearborn and U of M Flint Student Temporary Employment Form (page 3) INSTRUCTIONS FOR U of M DEARBORN AND U of M FLINT STUDENT TEMPORARY EMPLOYMENT FORM (Reference ... Address: Campus Zip: Campus Phone: Supervisor: Department: Supervisor ID: U of M Dearborn and U of M Flint Student Tem...

Ngày tải lên: 20/12/2013, 17:15

... Algal culture techniques 2.3.5.1. Batch culture 2.3.5.2. Continuous culture 2.3.5.3. Semi-continuous culture 2.3.6. Algal production in outdoor ponds 2.3.7. Culture of sessile micro-algae ... Artemia, natural zooplankton, and copepods, nematodes and trochophores. Distribution: Directors of Fisheries and Aquaculture FAO Regional Fishery Commissions and Working Groups o...

Ngày tải lên: 15/12/2013, 00:15

... Continuous culture The continuous culture method, (i.e. a culture in which a supply of fertilized seawater is continuously pumped into a growth chamber and the excess culture is simultaneously ... level by diluting the culture with fresh medium by means of an automatic system. · chemostat culture, in which a flow of fresh medium is introduced into the culture at a steady, predete...

Ngày tải lên: 15/12/2013, 00:15

... yeast (Candida) or caked yeast (Rhodotorula) may also be used. 3.5.3.6. Mass culture on formulated diets The most frequently used formulated diet in rotifer culture in Europe is Culture Selco ® ... concentration of 400-600 mg/10 -6 rotifers, and administered in 4 to 6 rations with a minimum quantity of 50 - 100 mg.l -1 culture medium. Analogous production outputs are achieved unde...

Ngày tải lên: 15/12/2013, 00:15

... terms of survival, growth and success of metamorphosis of many species of fish and crustaceans, but also with regard to their quality, e.g. reduced incidence of malformations, improved pigmentation ... number of offspring per brood, a large number of offspring/day/female and a fast development time to sexual maturity, which favours this group to Old World bisexual and...

Ngày tải lên: 15/12/2013, 00:15

... sunlight. 4.2.4. Direct use of decapsulated cysts The direct use of Artemia cysts, in its decapsulated form, is much more limited in larviculture of fish and shrimp, compared to the use of ... Cyst morphology A schematic diagram of the ultrastructure of an Artemia cyst is given in Fig. 4.2.1. Figure 4.2.1. Schematic diagram of the ultrastructure of an Artemia cyst. (m...

Ngày tải lên: 15/12/2013, 00:15

... Chaetoceros and Tetraselmis) or the algae substitute Topal (INVE Aquaculture NV, Belgium), or a mixture of both up to M 2 stage; each treatment was split up as from the M 3 stage in a group fed ... larvae per l during weaning; temperature 18-20°C, salinity 35-37g.1 -1 Artemia in millions per metric ton culture volume per day; compound diets in gram per metric ton culture volume p...

Ngày tải lên: 15/12/2013, 00:15

... function of optimal temperature and culture performance. The most suitable strain should be selected according to local culture conditions, such as temperature range, ionic composition of culture ... buoyancy Commonly used food sources include: Micro-algae: undoubtedly yield best culture results but rarely available in sufficient amounts at a reasonable cost. As such the mass cult...

Ngày tải lên: 15/12/2013, 00:15

... Liming The chemicals used for liming are the oxides, hydroxides and silicates of calcium and magnesium. The liming substances most often used in aquaculture are agricultural lime, CaO or quicklime ... most often used in aquaculture are chicken, quail and duck manure. Cow, pig and goat dung have also been used but seem to stimulate phytobenthos. Cottonseed meal, rice bran and...

Ngày tải lên: 15/12/2013, 00:15

... management of such a system very difficult and requires automation. The disadvantage of such a system is that it is very expensive to build and operate. In 1992 Maximus A/S produced 700,000 turbot ... 625-629. Fukusho, K., Arakawa, T. and Watanabe, T. 1980. Food value of a copepod, Tigriopus japonicus, cultured with w-Yeast for larvae and juveniles of mud dab Limanda yokoh...

Ngày tải lên: 15/12/2013, 00:15