母贝的好坏直接影响珍珠的质量,爱缓县中予水产试验场成功地开发了染色体为1.5倍的马氏珍珠贝受精卵的生产技术。经过7年生物工艺学研究得到了珍珠层厚、价格高、插核操作简单的品种。该县珍珠、珍珠母贝产量为日本第一,正因为出现珍珠层薄的珍珠,因而受国外产的影响很大,所以行家们从1993年12月开始在宇和岛市的三浦湾 The quality of the mothers shell directly affects the quality of the pearls. In the trial of Aizhong Zhongyu Aquatic Experiment Station, the production technology of the 1.5-fold chromosomes of M. mazei eggs has been successfully developed. After seven years of biotechnology research has been pearl layer thickness, high price, easy to insert nuclear species. The county pearl, mother of pearl production for the first in Japan, precisely because of the emergence of pearl thin pearl, which is greatly affected by foreign production, so experts from December 1993 began in Uwajima Miura Bay