SN/T 3176-2012Regulation for general quarantine and identification of weed (English PDF)

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 by the People's Republic of China Fujian Exit Inspection and Quarantine is responsible for drafting, Shenzhen People's Republic of China Entry-Exit Inspection and Quarantine Bureau participated in the drafting.

1 Scope

This standard specifies the sampling, detection and identification of weed detection results are recorded, the results of the determination, the results of the review and preparation of samples and Preservation requirements and specifications.

This standard applies to the entry and exit of plants and their products, packaging materials, transportation, quarantine, detection and identification of animal fur in the weeds.

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 2122 entry and exit quarantine of plants and plant products sampled

3 Terms and Definitions

The following terms and definitions apply to this document.

Weed weed

In places such as agricultural or horticultural natural growth of non-cultivated wild plants or humans affect the use of plants.

Involucre involucrum by the majority in the flower bracts dense inflorescence or a base, the inflorescence healing cysts. Asteraceae or some common plants Umbelliferae.

Spikelets spikelet

Gramineae inflorescence flower clusters of a minimum, each of spikelets one to several flowers.

Floret

Gramineae flowers (seeds), together with its outer coating, the lemma.

Fruit fruit

In angiosperms, or other parts of the flower from the ovary participation of the formation and development of sexual reproduction organs.

Seed seed

After the development is made by the fertilization of the ovule.

Hilum hilum

When the fruit is ripe, the stalk fell off on a trace left behind.