摘要
在池塘放养2万尾3~5 cm匙吻鲟鱼苗,经45 d饲养,养殖规格达到20~25 cm,成活率48%;9600尾鱼种再经62 d饲养,成活率98.4%。选择经驯化成功后的10 cm以上匙吻鲟鱼种进行养殖,搭配适量鲢、草鱼、青鱼等鱼类,能够提高产量和效益。
Twenty thousand 3~5 cm Polyodon spathula fries were reared in ponds for 45 days,and the breeding size reached 20~25 cm,with a survival rate of 48%;and the survival rate was 98.4%for 9600 species of Polyodon spathula after 62 days.The yield and benefit could be improved by breeding Polyodon spathula above 10 cm with suitable amount of silver carp,grass carp and black carp.
作者
韩德顺
唐治军
宋立云
Han Deshun;Tang Zhijun;Song Liyun(Nanyang Fishery Technical Extensive Station,Nanyang Henan 473000;Xichuan Fisheries Service Center,Nanyang Henan 473000;Yahekou Reservoir Management Office,Nanyang Henan 474650)
出处
《河南水产》
2021年第3期16-17,21,共3页
HENAN FISHERIES
关键词
池塘
匙吻鲟
鱼种培育
技术
Pond
polyodon spathula
culture of fingerling
techniques
