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GB/T 21438-2008: Farrer scallop -- Parent scallop
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 21438-2008 | English | 169 |
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Farrer scallop -- Parent scallop
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GB/T 21438-2008
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Basic data | Standard ID | GB/T 21438-2008 (GB/T21438-2008) | | Description (Translated English) | Farrer scallop -- Parent scallop | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B51 | | Classification of International Standard | 65.150 | | Word Count Estimation | 7,739 | | Date of Issue | 2008-02-15 | | Date of Implementation | 2008-05-01 | | Quoted Standard | GB 11607; GB/T 21442 | | Regulation (derived from) | National Standard Approval Announcement 2008 No.2 (Total No.115) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the scallop [Chlamys (Azumapecten) farreri (Jones & Preston)] quality broodstock requirements, test methods, transport requirements. This standard applies to scallop broodstock production and sales, scallop artificial breeding broodstock selection and use apply. | GB/T 21438-2008: Farrer scallop -- Parent scallop---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Farrers scallop. Parent scallop
ICS 65.150
B51
National Standards of People's Republic of China
Scallop broodstock
Posted 2008-02-15
2008-05-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The Standard Annexes A and B are normative appendix.
The standard proposed by the People's Republic of China Ministry of Agriculture.
This standard by the National Standardization Technical Committee on Fisheries mariculture sub-technical committee.
This standard was drafted. Institute of marine aquaculture in Shandong Province, Penglai City Fisheries Research Institute.
The main drafters of this standard. Wang Yuanlong, Wang Shujun, Qiu Zhaoxing, Wang Jianwei, Zhang Yu, Yu Bo.
Scallop broodstock
1 Scope
Test method, the transportation requirements.
This standard applies to scallop broodstock production and sales, scallop artificial breeding broodstock selection and use apply.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB 11607 Fisheries water quality standards
GB/T 21442 scallop
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
Distance from the front end to the rear end of the shell.
3.2
Shell top to the distance from the ventral margin.
3.3
Gonad weight percentage of the soft weight.
4 broodstock quality requirements
4.1 broodstock source
Undersea natural populations of scallops, scallops and play a stream scallop raft culture.
4.2 broodstock germplasm
Accession shall comply with GB/T 21442.
4.3 Appearance
4.3.1 normal shape, shell no damage, no wrong shell. Infirmity, two shells from the water opening and closing strong, not shrinking mantle.
4.3.2 male and female broodstock gonads plump, smooth and complete. Tony female gonads was orange, milky white male shell.
4.4 measurable character
4.4.1 broodstock Specifications. Shell taller than 7cm. And shell height corresponding to the length and weight of shell in Appendix A, Appendix B.
4.4.2 Specifications passing rate greater than 95%.
4.4.3 gonad index should be greater than 12%.
4.5 broodstock Age
Age 2 to 3 years old.
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