栉孔扇贝筏式养成水层的选择

筏式养殖为目前世界上许多国家人工养殖扇贝的重要养成形式。但养殖水层、养殖方法及其解说却各不相同。为了探求栉孔扇贝筏式养成的合理水层,最大限度地提高经济效益,我们于1981年4月—1982年11月,在荣成县俚岛湾以相同的筏养形式,进行了不同水层的养殖试验。

BREEDING DEPTHS OF SCALLOP (CHLAMYS FARRERI) ON RAFT

The Lest breeding depth is at the two meter level. The yield of dried scallop is 142.8 kg per mu, about 6283.2 yuan in value. The next best layer is at one and three meter depths. The six meter level is the poorest, with a dry yield of only 100kg per mu. Problems of illumination, foods, pressure and water plants etc. are also discussed.