GB/T 36751-2018 English PDF

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GB/T 36751-2018: Detection and identification of Lactuca pulchella (Pursh) DC.
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 36751-2018	519	Add to Cart	5 days	Detection and identification of Lactuca pulchella (Pursh) DC.	Valid

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Basic data

Standard ID: GB/T 36751-2018 (GB/T36751-2018)
Description (Translated English): Detection and identification of Lactuca pulchella (Pursh) DC.
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B16
Classification of International Standard: 65.020.01
Word Count Estimation: 26,229
Date of Issue: 2018-09-17
Date of Implementation: 2019-04-01
Regulation (derived from): National Standard Announcement No. 11 of 2018
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 36751-2018: Detection and identification of Lactuca pulchella (Pursh) DC.

---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.
Detection and identification of Lactuca pulchella (Pursh) DC. ICS 65.020.01 B16 National Standards of People's Republic of China Wild lettuce quarantine identification method Published on.2018-09-17 Implementation of.2019-04-01 State market supervision and administration China National Standardization Administration issued

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed and managed by the National Technical Committee for Phytosanitary Standardization (SAC/TC271). This standard was drafted. Fujian Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China, Fujian Agriculture and Forestry University, Jiangsu Province of the People's Republic of China Entry Inspection and Quarantine Bureau, Shandong Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China. The main drafters of this standard. Yan, Wang Airong, Fu Jianguo, Li Min, Shen Jianguo, Lin Yangwu, Lin Jincheng, Li Chunxi. Wild lettuce quarantine identification method

1 Scope

This standard specifies the quarantine and identification methods for phytosanitary wild lettuce [Lactucapulchella (Pursh) DC.]. This standard applies to the quarantine and identification of wild lettuce.

2 Terms and definitions

The following terms and definitions apply to this document. 2.1 Flower head capitulum Inflorescence formed by densely packed clusters of sessile or nearly sessile flowers. 2.2 Tongue flower rayfloret Small flower with a lingual corolla in a flower head.

3 Basic information

Scientific name. Lactucapulchella (Pursh) DC. Synonym. Mulgediumpulchellum (Pursh) G.Don. English name. Bluelettuce. Common name. silver tooth lettuce, blue lettuce, perennial lettuce. Classification status. Compositae Lactuca L.

4 Principle of the method

Wild lettuce is mixed with plant raw grains, plant seeds and other products in the form of plants or achenes, and can be used with plant raw grains, plant seeds and The spread of other products. Plants and achenes suspected of wild lettuce found in on-site collection or laboratory testing are passed through the naked eye. Morphological characteristics were observed by mirror, stereo microscope or scanning electron microscope, and their species were identified by systematic taxonomy.

5 instruments and appliances

5.1 Instrument Stereo microscope (with eyepiece micrometer or microscope micrometer), scanning electron microscope, electronic balance (accuracy. 0.001g), electric screen or sleeve screen. 5.2 Appliances Magnifying glass, scalpel, dissection needle, forceps, finger tube, petri dish, white porcelain plate, cotton, sample bag, specimen holder, label, recording paper, specimen Bottle, specimen box. ......

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