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Author:
Journal / Book Title:
Year:
Volume:
Issue:
yang zhi yu lei de yue dong
Author(s):
ZUO Huaiyi
Pages:
20
Year:
1983
Issue:
11
Journal:
China Fisheries
Keyword:
越冬期间
;
养殖鱼类
;
越冬池
;
摄食量
;
体质下降
;
养殖生产
;
水温
;
休眠状态
;
鱼种
;
亲鱼
;
Abstract:
<正> 秋末,当水温下降到7℃以下,大部分鱼类摄食量显著下降,冰封后有的鱼类潜入水底,进入休眠状态,这段时间称为鱼类的越冬期.在养殖生产中,为保证鱼类安全渡过越冬期,防止死亡或体质下降和亲鱼卵巢退化等,需要采取一定的措施.
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