publication . Article . 2007

Kinds of nucleus for effective pearl cultivation of the pearl oysters, Pinctada fucata

Kanjanachatree, K.; Piyathamrongrut, K.; Inthoncharoen, J.;
Open Access English
  • Published: 01 Jul 2007 Journal: Songklanakarin Journal of Science and Technology (SJST) (issn: 0125-3395, Copyright policy)
  • Publisher: Prince of Songkla University
Seeding is the most important aspect of pearl cultivation, and appropriate nucleus can determine the quality of a pearl : nacre secretion and accumulation around the nucleus. This affects harvest time, nucleus extrusion, survival rate of the pearl oysters and the production cost. In order to provide nuclei to substitute for those imported from China which are made from freshwater pearl oyster-shells, 3 kinds of the local shells of Pinctada fucata, Pteria penguin and Pinctada maxima were selected for seed production. The obtained nuclei have various diameters depend on the shell width at the hinge region. The average diameters are 5.44, 6.78, 7.54 and 6.10 mm, wh...
free text keywords: Pinctada fucata, pearl oyster, nucleus, pearl formation, nucleation, bead rejection, Technology, T, Technology (General), T1-995, Science, Q, Science (General), Q1-390
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