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SN/T 3067-2011: Rules for general quarantine and identification of mollusk
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SN/T 3067-2011: Rules for general quarantine and identification of mollusk

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Rules for general quarantine and identification of mollusk People's Republic of China Entry-Exit Inspection and Quarantine Standards Molluscs routine quarantine Specifications Issued on. 2011-09-09 2012-04-01 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, Fujian Agriculture and Forestry University. The main drafters of this standard. Zhouwei Chuan, Chen Shou Ling, Wu Zhiyi, Xiao Qiong. Molluscs routine quarantine Specifications

1 Scope

This standard specifies the phytosanitary quarantine conventional methods and requirements for molluscs. This standard applies to plant quarantine for snails, slugs, freshwater snails and other mollusks routine quarantine.

2 Terms

The following terms and definitions apply to this document. 2.1 Snail snail Mollusca Gastropoda terrestrial snails lung, body organ has a protective outer shell. 2.2 Slug slug Mollusca Gastropoda terrestrial lung snails without shells or shells degenerate into a circular shield sheet. 2.3 Shell shel Snail organ protection as a helical structure. Shells can be divided into the spiral portion and the body whorl. spiral portion of an organ inventory of the Department, through Often divided into several whorl; body whorl snail is the last layer of the shell, generally larger, to accommodate the head and foot. The shape and structure of shells of varying Of extremely complex, it is the fundamental basis for classification. 2.4 Film operculum epiphragm Snails secrete a shell mouth with the same size and shape milky opaque mucus membrane for closure shell opening to form a film operculum. 2.5 Gastropods ventralmuscularfoot Snail crawling organs, glands located on the foot, colorless mucus secretion. Form gastropods often due to different types and different living environment. 2.6 E piece jaw E by an outer sheet made of thick-skinned, firm, located in front of the mouth. Because of the different types, shape, structure and size of the jaw pieces are different, it is One important classification based on. 2.7 Radula radularteeth Molluscs unique feeding organ, at the bottom of the mouth, by the row of teeth composed of keratin, like Cuodao shape. The shape of the tongue and the teeth of the pinion Number, vary between different species, important for the characterization of one species. Pinion composition course, many small columns constitute radula teeth. Each transverse There is a central column of teeth, teeth left and right sides of one or several pairs, edge destined to one or more teeth right. Arrangement and number of teeth available tooth formula. 2.8 Genitalia genitalia In the snail's classification, the main application is the upper part of the reproductive system, the external genitalia. Including the penis, vector sac, vice vector sac, ...