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泥滩混水养殖黑鲷技术研究
On Culture of Black Sea Bream in Turbid Water of Mudbank
【摘要】 1991~1992年,在河北省黄骅市滩涂进行泥滩混水养殖黑鲷技术研究。海水透明度仅8cm左右,夏季水温能升至34℃。采取下列措施:逐渐增加黑鲷种苗池的海水混浊度;建立摄食条件反射;养鱼池中挖环形深沟,堆起人工鱼礁。结果:种苗中间培育成活率为71.7%,越冬成活率为95.3%,养成成活率为99%,平均亩产量为418.3kg。
【Abstract】 The technique for culturing black sea bream (Sparus macrocephalus)in the mudbank turbid water was studied at Huanghua County , Hebei Province, China , during 1991~1992. The diaphaneity of sea water in the sea beach is very low (only 8cm or so) ;the seawater temperature in summer can rise to 34. 0℃. To culture the black sea bream which likes to live in clear water and rocky area,some measures were taken as follows: 1 )gradually increased the turbidity of seawater in the pond for culturing the fry of the black sea bream, 2)established the condition reflex of the black sea bream with sound when feeding, 3)excavated deep ditches in the farming pond, 4)built artificial reef in the pond. The study results showed that the survival rate of the fry middle culture was 71. 7%,survival rate of overwintering , 95. 3 %,the rate of farming up to the adult fish, 99 %and per mu yield of the adult fish was 418. 3kg.
- 【文献出处】 齐鲁渔业 ,SHANDONG FISHERIES , 编辑部邮箱 ,1994年06期
- 【分类号】S965.2
- 【下载频次】51