Standard No.:	GB/T 15806-1995
English Name:	The methods for calculating fertility rate of eggs of black carp, grass carp silver carp and bighead carp
Chinese Name:	青鱼、草鱼、鲢、鳙鱼卵受精率计算方法
Chinese Classification:	B50    Aquatic product and fishery in general
Professional Classification:	GB    National Standard
Issued by:	STSB
Issued on:	1995-01-02
Implemented on:	1996-7-1
Status:	superseded
Superseded by:	GB/T 15806-2006 The methods for calculating fertilization rate of eggs of black carp grass carp silver carp and bighead carp
Superseded on:	2006-11-1
Language:	English
File Format:	PDF
Word Count:	1500 words
Price(USD):	184.00
Delivery:	via email in 1~3 business day

本标准规定了以活体观察判断青鱼、草鱼、鲢、鳙的受精卵与未受精卵的主要发育形态特征，以及受精率的取样时间、取样数量与计算方法。本标准适用于青鱼、草鱼、鲢、鳙人工繁殖中鱼卵受精率的统计。其他产漂流性卵的鱼类人工繁殖时卵子受精率的计算亦可参照使用。