The fresh water pearl lives however how many are naturally a little the spot, welcome to order.

淡水珍珠天然生然几可能是有点黑点，迎接定货。

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Didier Brodbeck, a French pearl expert, says Chinese fresh water pearls now account for about 95 percent of the world's total pearl production.

布罗德·贝克是法国珍珠出口商人。他说，中国淡水珍珠现在占据世界珍珠生产总量的大约95%。

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The results show that the mineral compositions of fresh water pearl are different from that of sea water pearl, and vaterite has been discovered.

结果发现，淡水珍珠物相组成与海水珍珠不同；并首次在淡水无光珠中发现了球文石。

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Slit open the bag and mist the contents with water, and pearl oyster mushrooms will begin to grow, until they are spilling out the side of the box, reaching their full-grown size in about 10 days.

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Freshwater pearl mussels can live for up to 100 years and only thrive in clean water as well as requiring the presence of wild salmon to reproduce.

BBC: NEWS | UK | Scotland | Rare mussels are moved for safety