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Anatomy and physiology of digestive tract of crustaceans decapods reared in aquaculture 5
Ceccaldi, H.
The digestive tract of crustacea is complex. It is composed of a shor t oesophagum, a stomach with two bags, and internal wall with appendags specialized in grinding of feeds. These hard mastication pieces represent the gastric mill. Setae, filters included in the stomach structure allow the separation between food particles and liquid compounds. Those one are coming over through filters and more on to the digestive gland tubules or mid gut gland. In this organ, several types of cells play specialized functions: absorption, enzyme secretion, stocking function. Some cells of a new type, with undefined function, may be neurosecretions function, have been described recently. The end of tubules of digestive gland exhibits cells with embryonic characteristics....
Tipo: Text Palavras-chave: Decapoda; Neurosecretion; Feed; Rearing; Digestive glands; Enzymes; Stomach; Crustacean culture.
Ano: 1989 URL: http://archimer.ifremer.fr/doc/1989/acte-1486.pdf
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