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| SN/T 2373-2009 | English | 559 |
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Quarantine identification of Ambrosia L.
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SN/T 2373-2009
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Basic data | Standard ID | SN/T 2373-2009 (SN/T2373-2009) | | Description (Translated English) | Quarantine identification of Ambrosia L. | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | B16 | | Classification of International Standard | 65.020 | | Word Count Estimation | 14,147 | | Date of Issue | 2009-09-02 | | Date of Implementation | 2010-03-16 | | Regulation (derived from) | Entry-Exit Inspection and Quarantine circular industry standards (2009. 09. 02) | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the phytosanitary quarantine ragweed Ambrosia L. identification methods. This standard applies to plant the seeds of grain and plant quarantine mixed ragweed identification. | SN/T 2373-2009: Quarantine identification of Ambrosia L.---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.
Quarantine identification of Ambrosia L.
Exit inspection and quarantine industry standard book People's Republic of China
Quarantine and identification of ragweed
Posted 2009-09-02
2010-03-16 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
The Standard Appendix A, Appendix B, Appendix C, Appendix D, Appendix E are informative appendices.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard is drafted by. People's Republic of China Fujian Entry-Exit Inspection and Quarantine Bureau, Shenzhen People's Republic of China Entry-Exit Inspection and
Quarantine Bureau, Xiamen People's Republic of China Exit Inspection and Quarantine.
The main drafters of this standard. GUO Qiong-xia, Huang Hui, Conlin, Lin Shiming, the United States Chen Dong, Yao Xiangrong, Lin Yang Wu, Kang Yuzhu, Caiwu Huang.
This standard is the first release of the entry-exit inspection and quarantine industry standards.
Quarantine and identification of ragweed
1 Scope
This standard applies to plant quarantine and identification of raw grain and seeds mixed in the ragweed.
2 Terms and definitions
The following terms and definitions apply to this standard.
2.1
Flowers shaft borne many stalks of flowers, each flower stalk length equal to slightly inflorescence.
2.2
Surrounded by flower or flower cluster round the base of the bracts; Asteraceae ragweed has catkin involucre and total female inflorescence bracts, inflorescence involucre strong top
closure.
2.3
Compositae involucre bracts base of a leafy or scaly structure of one or Compositae involucre bracts.
2.4
Single chamber fruit by one, two or three carpels and does not crack, containing one seed, peel and seed coat separation, only a little seed
Connected with the ovary wall; Compositae most fruit is composed of two carpels.
Principle 3
3.1 taxonomic status
3.2 Ways and means of communication
Ragweed in the form of involucre, achenes hybrid in plants and plant seeds among the raw grain, raw grain with plants and plant seeds of transportation and introduction
Spread.
3.3 Identification of features based
This standard ragweed involucre, morphology achenes as identification of the genus, species identification basis.
4 instruments and appliances
4.1 Instrument
Stereo Microscope (eyepiece with micrometer or the stage micrometer), electronic scales, electric sieve or a sieve set.
4.2 appliance
Magnifier, scalpel, dissecting needle, tweezers, finger-shaped tube, a petri dish, white porcelain plate, sample bags, labels, paper records, specimen bottles, specimen boxes, pest control
Agents, camphor refined, desiccant.
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