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GB/T 39174-2020 English PDF

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US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 39174-2020: Dark sleeper
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39174-2020	189	Add to Cart	3 days	Dark sleeper	Valid

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Basic data

Standard ID: GB/T 39174-2020 (GB/T39174-2020)
Description (Translated English): Dark sleeper
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B52
Classification of International Standard: 65.150
Word Count Estimation: 10,191
Date of Issue: 2020-10-11
Date of Implementation: 2021-02-01
Regulation (derived from): National Standard Announcement No. 21 of 2020
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 39174-2020: Dark sleeper

---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.
Dark sleeper ICS 65.150 B52 National Standards of People's Republic of China River Channa 2020-10-11 released 2021-02-01 implementation State Administration for Market Regulation Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. Please note that certain contents of this document may involve patents. Publication of this document The agency is not responsible for identifying these patents. This standard was proposed by the Ministry of Agriculture and Rural Affairs of the People's Republic of China. This standard is under the jurisdiction of the National Fisheries Standardization Technical Committee (SAC/TC156). Drafting organizations of this standard. Jiangsu Zhongyang Group Co., Ltd., Nanjing Normal University, Nantong Longyang Aquatic Products Co., Ltd. The main drafters of this standard. Xu Xiao, Lu Li, Yin Shaowu, Liu Jiumei, Qin Weilun, Qin Guixiang, Wang Peipei, Yan Bingbing, Zhang Guosong, Zhang Hongye, Zhu Xinpeng. River Channa

1 Scope

This standard gives the name and classification, main morphology and structure of the river Shatang Channa Characteristics, growth and reproduction characteristics, genetic characteristics, testing methods and testing rules and result determination. This standard applies to the germplasm detection and identification of the river snakehead snakehead snakehead.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. GB/T 18654.1 Germplasm Inspection of Farmed Fishes Part 1.Inspection Rules GB/T 18654.2 Germplasm Inspection of Farmed Fish Part 2.Sampling Method GB/T 18654.3 Germplasm Inspection of Farmed Fish Part 3.Determination of Characters GB/T 18654.6 Germplasm Inspection of Farmed Fish Part 6.Determination of Reproductive Performance GB/T 18654.12 Germplasm Inspection of Farmed Fishes Part 12.Karyotype Analysis GB/T 18654.13 Germplasm Inspection of Farmed Fish Part 13.Isozyme Electrophoresis Analysis

3 Name and classification

3.1 Scientific name River sand pond snakehead. 3.2 Classification status Osteichthyes (Osteichthyes), Perciformes (Perciformes), Gobioidei (Gobioidei), Sandton Channa (Odontobutidae), Odontobutis.

4 Main morphological and structural features

4.1 External form 4.1.1 Shape The body is elongated, the front is sub-cylindrical, and the rear is flat; the dorsal and abdominal margins are shallowly curved and the tail stalk is higher; the head is broad and flat, and the head width is greater than the head height. The cheeks are rounded; the kiss is wide and short, and the length of the kiss is greater than the diameter of the eye. The upper and lateral position of the eye, slightly protruding, the eye interval is wide and concave, slightly larger than the eye diameter, and the front and bottom of the eye are horizontally breasted The mastoid arrangement at the end of the protruding line (L5) is linear; 2 nostrils on each side; large mouth, end position, oblique cleft; protruding lower jaw, longer than upper jaw; wide gill hole Large, without spines on the posterior lower edge of the front operculum, and the gill rakers are thick and short. The scales on the top of the head behind the eyes are arranged normally and are covered with tiles, without lateral lines, and the longitudinal scales are 34 to 41; chest 1 pair of fins; 2 dorsal fins, and the starting point of the first dorsal fin is above the base of the pectoral fin; the anal fin and the second dorsal fin are opposite; the caudal fin is rounded; the head and body are gray Brown, with 3 to 4 wide and uneven saddle-shaped black patches spanning the back to the side of the body. There are black patches and spots on the head and ventral surface. First back ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 39174-2020_English be delivered?

Answer: Upon your order, we will start to translate GB/T 39174-2020_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 39174-2020_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 39174-2020_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.