GB/T 24831-2009 English PDF

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GB/T 24831-2009: Methods for quarantine and identification of the burrowing nematode, Radopholus similis (Cobb, 1893) Thorne, 1949
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 24831-2009	229	Add to Cart	3 days	Methods for quarantine and identification of the burrowing nematode, Radopholus similis (Cobb, 1893) Thorne, 1949	Valid

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Basic data

Standard ID: GB/T 24831-2009 (GB/T24831-2009)
Description (Translated English): Methods for quarantine and identification of the burrowing nematode, Radopholus similis (Cobb, 1893) Thorne, 1949
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B16
Classification of International Standard: 65.020.01
Word Count Estimation: 10,165
Date of Issue: 2009-12-15
Date of Implementation: 2010-06-01
Quoted Standard: SN/T 2122
Regulation (derived from): National Standard Approval Announcement 2009 No.15 (Total No.155)
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 nematode Radopholus quarantine and identification methods. This standard applies to ornamental plants, quarantine and identification of nematodes Radopholus fruit and other plant roots and soil and cultivation medium, vegetables.

GB/T 24831-2009: Methods for quarantine and identification of the burrowing nematode, Radopholus similis (Cobb, 1893) Thorne, 1949

---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.
Methods for quarantine and identification of the burrowing nematode, Radopholus similis (Cobb, 1893) Thorne, 1949 ICS 65.020.01 B16 National Standards of People's Republic of China R.similis quarantine and identification methods Posted 2009-12-15 2010-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

Appendix B of this standard is a normative appendix, Appendix A, Appendix C is informative appendix. This standard by the National Standardization Technical Committee on plant quarantine and centralized. This standard was drafted. Chinese Academy of Inspection and Quarantine, People's Republic of China Shanghai Exit Inspection and Quarantine, People's Republic of China Jiangsu Entry-Exit Inspection and Quarantine and the People's Republic of China Yunnan Entry-Exit Inspection and Shenzhen People's Republic of China Quarantine Bureau. The main drafters of this standard. GLACIOLOGY, Qilong Jun, Su Han, Du Yu, Zhang, Li Fangrong, Lisheng Gui, Longhai. R.similis quarantine and identification methods

1 Scope

This standard specifies the R.similis quarantine and identification methods. This standard applies to ornamental plants, vegetables, fruit and other plant roots and soil and growing media in R.similis quarantine Identification.

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. SN/T 2122 entry of plants and plant products quarantine sampling

3 based on identification

English common name. burrowingnematode, pepperyelowsnematode, slowwiltnematode, citrusburrowing nematode, bananaburrowingnematode. Taxonomic position. door nematode (Nematoda), side tail gland Gang (Secernentea), Tylenchida (Tylenchida), Pratylenchus Branch (Praty- Similis is an in-migration of root parasitic nematodes harm the host plant showed the following symptoms. --- Root nematodes generally puncture the skin into the cortex, the outer root in a plurality of dark black scar formation, followed by neighboring scar integration, root Cortical atrophy, black; severe harm, scarring can girdling roots; for the entire root system, the roots showed significantly reduced. --- Ginger (ginger) and other root infringement can cause tissue atrophy, as small roots, shrinkage. --- Aboveground showed poor growth, chlorotic leaves, yellow, fewer blades and other symptoms, plant height, recession, wilting and even death. Similis hosts very wide, hundreds of different kinds, mainly infect monocots Musa Musaceae (Musa Harm dicot. R.similis main host crops and cash crops including bananas, pepper, banana, coconut, betel nuts, cocoa, mango Fruit, citrus, coffee, tea, American persimmon, osprey pear, persimmon, ginger, peanuts, soybeans, sorghum, sugar cane, eggplant, tomato, potato, sweet potato, yam, ......

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