Cultured Pearl Oyster's Farming Practice Centre
A designed pearl
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Pearl is a natural gem and is produced by a mollusc.While the demand of pearls in Indian and elsewhere is increasing,their supplies from nature have reduced due to over exploitation and pollution.India is importing a large amount of cultured pearls every year from international market to meet the domestic demand.The Central Institute of Freshwater Aquaculture,Bhubaneswar has developed the technology of freshwater Pearl Culture from common freshwater mussles,which are widely distributed in freshwather habitats throughout the country.
In nature,a pearl is formed when a foreign praticle viz,piece of sand , insects, etc.by chance entres into body of mussel and can not reject that out and insted makes a shine coating on the particle layer by laye.This simple phenomenon is being. Desited pearl Exploirted in pearl culture parctices.
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in natural pearls the core or nucleus in minuts with thick pearl nacre. Generally, a natural pearl is small in size and irregular in shape. A cultured pearl is also natural pearl, the only different being the humman inervention in surgical implanatrion
of a live mantle graft and nucleus for hastening peral formationto to the desired viz,Lamellidents marginalis,L. corrianus and Parreysia corrugata found to produce good quality pearls.
Culture practices
Farming practice of the freshwater pearl culture operation involves 10 major steps seqentially viz, hatchery production, 'mother oyster' culture collection of mussels of mussels,pre-oprection conditioning,surgery, post-operation care, pond culture and harvesting,processing and marketing of pearls.
Farming practice of the freshwater pearl culture operation involves 10 major steps seqentially viz, hatchery production, 'mother oyster' culture collection of mussels of mussels,pre-oprection conditioning,surgery, post-operation care, pond culture and harvesting,processing and marketing of pearls.
Silpolin lined spring fed pound of Shri. Mathachanen,Malakkallu