Effect of egg position on hatching the soft-shelled turtle egg (Trionyx sinensis Weigmann)

Thavee Viputhanumas; Wittaya Tinnungwattana . Inland Fisheries Div. Phetchaburi Inland Fisheries Station

Effect of egg position on hatching the soft-shelled turtle egg (Trionyx sinensis Weigmann)

1996

Thavee Viputhanumas | Wittaya Tinnungwattana (Department of Fisheries, Bangkok (Thailand). Inland Fisheries Div. Phetchaburi Inland Fisheries Station)

5 treatments with 3 replications each, at 0, 45, 90, 135 and 180 degree respectively apart from normal egg position, had been designed for hatching Soft-shelled turtle eggs. Each replication contained 3 eggs. The transfer time to hatching box after laying had also done within 12 hrs, 24 hrs, 7 days, 15 days, 30 days and 45 days respectively. Eggs were incubated below sand level 5 cm, in which 40X60X25 cm stylofoam boxes with sand 15 cm in depth. It was found that there is no difference in hatching number, hatching rate and hatching time between 5 treatments (P0.05). And with the same result in transferring time (P0.05).

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Mots clés AGROVOC

freshwater tortoises hatching tortue d'eau douce tortugas de agua dulce

Informations bibliographiques

Pagination

p. 66-79

D'autres materias

Eclosion

Langue

thaï

Note

Summaries (En, Th)

1 ill.; 6 tables

Titre traduit

Phon kan chat wang khai to kan fak khai taphapnam Taiwan

Type

Summary; Non-Conventional

Source

Annual report 1996, Department of Fisheries, Bangkok (Thailand). Inland Fisheries Div. Phetchaburi Inland Fisheries Station.- Phetchaburi (Thailand), 1996. 79 leaves

Sur AGRIS depuis: 2002-08-15

Format: AGRIS AP

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Cette notice bibliographique a été fournie par Thai National AGRIS Centre, Kasetsart University

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