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SN/T 1385-2004: Methods for quarantine and identification of Cuscuta L.
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| SN/T 1385-2004 | English | 359 |
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Methods for quarantine and identification of Cuscuta L.
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SN/T 1385-2004
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Basic data | Standard ID | SN/T 1385-2004 (SN/T1385-2004) | | Description (Translated English) | Methods for quarantine and identification of Cuscuta L. | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | B16 | | Classification of International Standard | 65.020 | | Word Count Estimation | 11,143 | | Date of Issue | 2004-06-01 | | Date of Implementation | 2004-12-01 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China | | Summary | This standard specifies the export plant quarantine Cuscuta (Cuscuta L.) plant quarantine and identification methods. This standard applies to inbound and outbound kinds of seed, grain (including legumes, grain products and roughing), tobacco, and other uses of plants and plant products in Cuscuta quarantine and identification. | SN/T 1385-2004: Methods for quarantine and identification of Cuscuta 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.
Methods for quarantine and identification of Cuscuta L.
Book of the People's Republic of China Entry and Exit Inspection and Quarantine
Quarantine and identification methods of Cuscutos
Released on June.2004
Implementation of.2004-12-01
People's Republic
The General Administration of Quality Supervision, Inspection and Quarantine issued
Foreword
Appendix A and Appendix B of this standard are informative annexes.
This standard is proposed and managed by the National Certification and Accreditation Administration.
This standard was drafted. Shanghai Entry-Exit Inspection and Quarantine Bureau of the People's Republic of China.
The main drafters of this standard. Yin Liping, Ye Jun, Song Shaozhen, Yi Jianping, Yan Hong.
This standard is the industry standard for inspection and quarantine issued for the first time.
Introduction
Many countries have listed it as a pest that prohibits or restricts imports. The People’s Republic of China’s entry plants promulgated by the Ministry of Agriculture in.1992
In the List of Quarantine of Sexually Transmitted Diseases, Insects and Weeds, Dodder is classified as a second class of dangerous pests. There are many types of genus, and the scope of the host is very wide.
Many countries in the world are distributed. In order to protect the safety of China's agricultural production, prevent the introduction and spread of dodder seeds, and do a good job in inspection and quarantine,
This standard is specially formulated.
In the process of formulation, this standard refers to the methods, materials and research results of dodder identification at home and abroad, and examines the relevant silk.
The specimens of the sub-species, after investigation and comprehensive analysis, according to the morphological taxonomic characteristics, propagation modes and pathways of Cuscuta, and identification of each of the dodders
Technical indicators for the preparation of this standard.
Quarantine and identification methods of Cuscutos
1 Scope
This standard applies to plants and plants for in and out seed, grain (including beans, raw grains and crude products), tobacco and other uses.
Quarantine and identification of the genus Cuscuta in the product.
2 Terms and definitions
The following terms and definitions apply to this standard.
2.1
Plants complete the life history process by absorbing water and nutrients in the host.
2.2
Perianth-like metamorphosed leaves at the base of the petals of Cuscuta.
2.3
A fading surface around the umbilicus, but not obvious into a ring.
2.4
A trace left on the seed after it has fallen from the stalk when the seed is ripe.
2.5
a tip or protrusion in the shape of a bird's beak.
2.6
It is made up of two or more carpels and contains a lot of seeds. When it matures, it has a variety of cracking methods.
3 Principle
Convolvulaceae is a parasitic herb that is parasitic on the stem every year. Therefore, it is easy to send
The main and its products spread. In the process of dodder propagation, it mainly exists in the form of plants and seeds. This standard uses the plant and flower part of the dodder
Characteristics, characteristics of the capsules and seeds, etc. are used as the basis for the identification of the genus Cuscuta.
4 instruments
4.1 Stereo microscope and magnifying glass.
4.2 White porcelain plate.
4.3 Electric screen and sieve.
4.3.1 Electric screen. Rotating speed 100r/min~150r/min, the sieve is generally round sieve (diameter 20cm, aperture 3.5mm and diameter)
20cm, aperture 2.0mm).
4.3.2 Sieve. When the artificial sieve sample is tested, the specifications of the sieve are 3.5mm, 3.0mm, 2.0mm and 1.5mm respectively.
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