GB/T 2930.3-2017 English PDF

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GB/T 2930.3-2017: Rules of seed testing for forage, turfgrass and other herbaceous plant -- Determination of other seeds by number
Status: Valid

GB/T 2930.3: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 2930.3-2017	159	Add to Cart	3 days	Rules of seed testing for forage, turfgrass and other herbaceous plant -- Determination of other seeds by number	Valid
GB/T 2930.3-2001	279	Add to Cart	3 days	Rules for forage seed testing -- Determination of other seeds by number	Obsolete

Similar standards

GB/T 29371.1   GB/T 29371.2   GB/T 29371.3   GB/T 2930.2   GB/T 2930.4   GB/T 2930.1   

Basic data

Standard ID: GB/T 2930.3-2017 (GB/T2930.3-2017)
Description (Translated English): Rules of seed testing for forage, turfgrass and other herbaceous plant -- Determination of other seeds by number
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B21
Classification of International Standard: 65.020.20
Word Count Estimation: 8,838
Date of Issue: 2017-11-01
Date of Implementation: 2018-05-01
Older Standard (superseded by this standard): GB/T 2930.3-2001
Regulation (derived from): National Standard Announcement 2017 No. 29
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

GB/T 2930.3-2017: Rules of seed testing for forage, turfgrass and other herbaceous plant -- Determination of other seeds by number

---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.
Rules of seed testing for forage, turfgrass and other herbaceous plant-Determination of other seeds by number ICS 65.020.20 B21 National Standards of People's Republic of China Replacing GB/T 2930.3-2001 Grass seed inspection procedures Determination of other plant seeds Rulesofseedtestingforforage, turfgrassandotherherbaceousplant- (The International Seized Testing Association, International rules for testing, edition.2012, Chapter 4. Determination ofotherseedsbynumber, MOD) Posted.2017-11-01 2018-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

GB/T 2930 "grass seed inspection procedures" is divided into 11 parts. --- GB/T 2930.1 Grass seed testing procedures sample; --- GB/T 2930.2 Grass seed testing procedures Clarity analysis; --- GB/T 2930.3 grass seeds test procedures Determination of other plant seeds; --- GB/T 2930.4 grass seed testing procedures sprout test; --- GB/T 2930.5 grass seed testing procedures biochemical (tetrazolium) determination of viability; --- GB/T 2930.6 grass seed testing procedures health determination; --- GB/T 2930.7 Grass seed testing procedures Species and species determination; --- GB/T 2930.8 grass seed testing procedures moisture determination; --- GB/T 2930.9 grass seed testing procedures weight determination; --- GB/T 2930.10 grass seeds inspection procedures Determination of coated seeds; --- GB/T 2930.11 grass seed inspection procedures inspection report. This section GB/T 2930 Part 3. This section drafted in accordance with GB/T 1.1-2009 given rules. This Part replaces GB/T 2930.3-2001 "Grass Seed Inspection Regulations Determination of other plant seeds." This section and GB/T 2930.3-2001 compared to editorial changes in addition to the main technical changes are as follows. --- The standard name from the "Forage Seeds Inspection Regulations Determination of other plant seeds," changed its name to "grass seed testing procedures other plants Determination of the number of seeds "(see cover,.2001 edition cover); --- In the "Preface", the drafting rules (see the preamble) on which the standard compilation is based have been added; statements of the nature of the appendix have been deleted (see.2001 Version of the preamble); --- Removed "ISTA Preface" (see the.2001 edition of the ISTA Preface); --- In the "scope", an increase of "ecological grass, ornamental grasses and medicinal plants" (see Chapter 1); --- Removed the "test purpose" (see the.2001 version of Chapter 3); --- In the "terms and definitions", added "other plant seeds" specific provisions (see 3.1); --- In the "appliance", an increase of "weed seed analyzer" and different precision "electronic balance" (see Chapter 4); --- In the "test program", an increase of "the column is a species of plant test sample acquisition and determination" (see 5.1.3 and 5.2.2) and "Table 1 Heavy and decimal places "(see Table 1); --- In the "calculation and representation of results", an increase of "column belongs to the test results of seed filling and test samples below the specified weight of the fill Newspaper "(see Chapter 6); --- Removed Appendix A "allowable gap", the content moved into the body (see Table 2,.2001 edition of Appendix A). This section uses the redrafted law to amend the use of International Seed Testing Association (InternationalSeedestingAssociation, IS- TA) issued the "International Seed Testing Protocol Chapter 4. Determination of other plant seeds (2012 edition). This section and the ISTA "International Seeds Inspection Regulations Chapter 4. Determination of other plant seeds" (2012 version) compared to the structure More adjustment, Appendix A lists this section and the ISTA "International Seeds Inspection Regulations Chapter 4. Determination of other plant seeds" (2012 Year Edition) chapter control list (see Table A.1). This section and the ISTA "International Seeds Inspection Regulations Chapter 4. Determination of other plant seeds" (2012 version) there is a technical The differences, the terms involved in these differences have been marked by a vertical single line (|) at the margin of the outer margin, given in Appendix B This section and the ISTA "International Seeds Inspection Regulations Chapter 4. Determination of other plant seeds" (2012 version) and the corresponding technical differences A list of reasons (see table B.1). This part is proposed by the Ministry of Agriculture of the People's Republic of China. This part of the animal husbandry by the National Standardization Technical Committee (SAC/TC274) centralized. This part of the drafting unit.Lanzhou University grassland agroecosystem State Key Laboratory of Ministry of Agriculture grass and turf grass seed quality supervision Inspection and Testing Center (Lanzhou), Ministry of Agriculture Grass and Grass Grass Seed Quality Supervision and Testing Center (Hohhot). The main drafters of this section. Wang Yanrong, Yu Ling, Hu Xiaowen, Wang Yuqing, Liu Zhipeng, Yang Hongdong, often Bingwen, Zhang Deying, Zhang Jiyu, Liu Yajie, Liu Wenxian. This part replaces the standards previously issued as. --- GB/T 2930.3-2001. Grass seed inspection procedures Determination of other plant seeds

1 Scope

GB/T 2930 provisions of this part of the determination of the number of other plant seeds procedures and methods. This section applies to forage grass, turfgrass, forage crops, ecological grass, ornamental grasses and medicinal plants and other seed quality inspection of other plant seeds Number determination.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 2930.1 grass seed test procedures sample GB/T 2930.2 grass seed testing procedures clarity analysis GB/T 8170 rounded repair rules and limit values of the representation and judgment

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Other plant seeds otherseeds Any plant seed unit other than net seed. However, the complex grain seed unit should be separated first and then grouped together with the single seed unit. For net seed definitions (see GB/T 2930.2 net seed) species or genus not specified, should open complex grain structure, pods or capsules, remove species Seed as other plant seeds. 3.2 Complete test completetest All other plant seeds were assayed from the entire test sample. 3.3 Limited test Determination of Species from the entire test sample was determined. 3.4 Simplify testing reducedtest All other plant seeds were assayed from some of the test samples. 3.5 Simplify limited-test reduced-limitedtest Determination of Species Species from Test Specimens Less Than Specified Weight.

4 appliances

Other plant seeds to determine the required equipment included. ......

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