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SN/T 3171-2012: Detection and identification of Helix aspersa Muller
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SN/T 3171-2012: Detection and identification of Helix aspersa Muller

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Detection and identification of Helix aspersa Muller People's Republic of China Entry-Exit Inspection and Quarantine Standards Quarantine and identification of scattered large snails Issued on. 2012-05-07 2012-11-16 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Fujian Entry-Exit Inspection and Quarantine of Zhejiang People's Republic of China Bureau, People's Republic of China Zhangjiagang Exit Inspection and Quarantine. The main drafters of this standard. Zhouwei Chuan, Wu Zhiyi, Army, Xiao Qiong. Quarantine and identification of scattered large snails

1 Scope

This standard specifies the entry in the phytosanitary inspection and identification methods of bulk snail Helixaspersa Müler. This standard applies to the entry of phytosanitary quarantine in the identification of scattered large snails.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. SN/T 3067 General molluscs quarantine Specifications

3 Terms and Definitions

SN/T 3067 defined by the following terms and definitions apply to this document. 3.1 Vector balloon dartsack Snail reproductive system in a possession of a muscular sac a hollow shell of calcium or bone needle. Generally with major to minor diameter ratio of long to describe the Said vector relative length of the balloon. 3.2 Love vector lovedart Vector bag bone needle, when snails mating to stimulate organ, usually a bag containing a vector vector love, love the texture and shape of the vector commonly used in classification. 4 San snail's information 4.1 taxonomic status Scattered large snails H.aspersaMüler, also known as snail spreading on classification belonging to Mollusca Molusca, Gastropod Gas- tropoda, STYLOMMATOPHORA Stylommatophora, snail branch Helicidae, snail genus HelixLinne. Synonyms. H.cyptoomphalusaspersa Müler; Cornuaspersum Müler. Chinese common name. French snail, brown garden Snail, garden snail, European brown snail. English name. Browngardensnail, Gardensnail, CommonGardensnail, Eu- ropeanbrownsnail. Dilated snail similar species include pomatia H.pomatiaLinnaeus large and bright snail H.lu- corumLinnaeus. 4.2 Ways and means of communication San snail nocturnal, often hidden in the dark, dank place it is difficult to find, easy with logs, wood packaging materials and containers pass broadcast. Its propagation characteristics are no specific host, where the items can be spread through contact with.

5 principle of the method

Mode of transmission and means of the quarantine is to determine the way spot basis. Shells and software is mainly based on morphological characteristics of laboratory identification. ...