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1现状与存在的问题淡水无核珍珠的育成,是我国水产科技界在20世纪60年代的一大突破,它开创了一个新的产业,填补了我国水产养殖的一项空白。它的形成与发展,不仅使我国成为世界珍珠生产与出口大国,而且为我国广大农村开辟了一条发家致富的新路。自1992年起,国内对珍珠生产和流通
1 Status Quo and Existing Problems The breeding of freshwater seedless pearls was a breakthrough of China’s aquatic scientific and technological circles in the 1960s. It created a new industry and filled a gap in aquaculture in China. Its formation and development have not only made our country a world pearl producer and exporter, but also opened up a new road to fortune for the vast rural areas in our country. Since 1992, the domestic production and circulation of pearl