Pearl culture method
China is the first country in the world to collect and use pearls. In addition, the ancient pearl-producing countries include ancient Egypt, Persian Kingdom, ancient Greece and ancient India. So what is the method of pearl culture?
Pearl culture method
The main results are as follows: 1. The living environment of pearl mussel is water area, and the quality of water environment directly affects the growth of pearl clam and the breeding of pearls. Generally speaking, pearls can be cultured in any water where fish can be raised.
2. The current should flow at a certain speed, which is of great significance to the growth of pearl clam and the cultivation of pearls. Hyriopsis cumingii grows well in a smooth river. The production practice shows that the gloss of pearls bred in running water is better than that in still water, and the yield is also higher.
3. Bait organisms are the material basis for the survival of pearl clam. The food in the water is abundant, and the nutrition of the pearl clam is rich, so the pearl grows fast and the quality is high. The main food organisms are phytoplankton and zooplankton. Hyriopsis cumingii mainly eats diatoms and also feeds on protozoa and organic detritus.
4. There is a close relationship between water temperature and biological metabolism. The optimum temperature range-15-30 degrees: in this water temperature range, the pearl clam grows and develops normally, the pearl secretion is exuberant and the pearl grows fast.
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