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19.2.1 Egg custard
Egg custard are the wet type of microfeed commonly used in hatcheries. The preparation of egg custard may vary in hatcheries. Preparation of farm made crustacean larval feed
60 egg cracked into bucket $$ \downarrow$$ Add powdered milk at rate of 2 teaspoon / egg $$ \downarrow$$ whisk the mixture until it thickens and rises. $$ \downarrow$$ pour into trays and steam for 30 min. (Trays layered above boiling water) $$ \downarrow$$ Resultant egg custard is then forced through a series of sieves using high pressure water and retained in plankton net (sieves sizes vary according to size of larvae to be fed) $$ \downarrow$$ Egg custard then added to larval tank. |
Last modified: Saturday, 24 December 2011, 10:20 AM