GB/T 8080-1987Seed of green manure crops (English PDF)
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Issued by
Standardization Administration of China
Level / Type
National · Recommended
Issue date
January 14, 2011
Implementation date
January 1, 2012
Scope
GB/T 8080-1987 (Seed of green manure crops) is available as an English-translated PDF.
GB/T 8080-1987 — This standard specifies the milk vetch (AstragalussinicusL.), Hairy vetch (ViciavillosaRoth), light vetch (Vicia villosaRothvar.glabresensKoch), blue flower vetch (ViciacraccaL.) vanilla and white sweet clover (MelilotusalbusDesr.), Vanilla yellow sweet clover [Melilotusofficinalis (L.)
Palas] seed quality requirements, test methods and inspection rules. This standard applies to the territory of People's Republic of China production, sales of the above-mentioned green manure crop seeds including capsuled seeds and non-coated seeds.
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Document preview — GB/T 8080-1987
National Standard of the People's Republic of China
- ICS
- 65.020.20
- Classification
- B 21
- Replacing
- GB/T 8080-1987
Issued by: Standardization Administration of China
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 Quality requirements
- 4.1 General
- 4.2 Quality Standards
- 5 Test methods
- 6 Inspection rules
- 6.2 Quality judgment rules
Foreword
All the technical contents of this standard is mandatory.
This standard replaces GB 8080-1987 "green manure seed." this standard compared with GB 8080-1987, the main changes are as follows.
--- Clear scope;
--- Revised terms and definitions;
--- Canceled green manure seed quality grading;
--- Revised the quality requirements;
--- Revised test methods;
--- Increased inspection rules.
The standard proposed by the People's Republic of China Ministry of Agriculture.
This standard by the National Standardization Technical Committee seed crops (SAC/TC37) centralized.
This standard was drafted. National Agricultural Technology Extension Service Center, Jiangxi Authority seed, seed management station in Anhui, Shaanxi species Sub-station.
1 Scope
This standard specifies the milk vetch (AstragalussinicusL.), Hairy vetch (ViciavillosaRoth), light vetch (Vicia villosaRothvar.glabresensKoch), blue flower vetch (ViciacraccaL.) vanilla and white sweet clover (MelilotusalbusDesr.), Vanilla yellow sweet clover [Melilotusofficinalis (L.) Palas] seed quality requirements, test methods and inspection rules.
This standard applies to the territory of People's Republic of China production, sales of the above-mentioned green manure crop seeds including capsuled seeds and non-coated seeds.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
Inspection of GB/T 3543 (all parts) crop seeds GB 20464 General labeling of agricultural seeds
3 Terms and Definitions
The following terms and definitions apply to this standard.
Stock basicseed
Breeder seed multiplication with the first generation to the third generation, seeds and confirmed to meet the specified quality requirements.
Field with the kind qualifiedseed with the original breeder of the first generation to the third generation or hybrid seeds, seeds and confirmed to meet the specified quality requirements.
4 Quality requirements
4.1 General
Seed quality requirements by the quality indicators and quality stated values. The quality indexes include purity, clarity, germination and moisture; quality Stated values shall be true, and in accordance with the provisions of 4.2.
4.2 Quality Standards
4.2.1 Milk vetch
Milk vetch seeds shall meet the minimum requirements in Table 1.
Table 1 %
Crop variety Seed classification Varietal purity not lower than Clarity (pure seeds) not lower than Germination rate not lower than Water not higher than Milk vetch Stock 99.0 with the kind of field 96.0 97.0 80 10.0
4.2.2 Vetch
Vetch seeds shall meet the minimum requirements in Table 2.
Table 2 %
Crop variety Seed classification Varietal purity not lower than Clarity (pure seeds) not lower than Germination rate not lower than Water not higher than Hairy vetch Stock 99.0 with the kind of field 96.0 98.0 80 12.0 Light vetch Stock 99.0 with the kind of field 96.0 98.0 80 12.0 Blue flower vetch Stock 99.0 with the kind of field 96.0 98.0 80 12.0
4.2.3 Melilotoides
Sweet clover seeds shall meet the minimum requirements in Table 3.
table 3 %
Crop variety Seed classification Varietal purity not lower than Clarity (pure seeds) not lower than Germination rate not lower than Water not higher than White trifolitoxin Stock 99.0 with the kind of field 94.0 96.0 80 11.0 Vanilla yellow sweet clover Stock 99.0 with the kind of field 94.0 96.0 80 11.0
5 Test methods
Clarity analysis, germination test, moisture determination, authenticity and varietal purity testing should implement the provisions of GB/T 3543's.
6 Inspection rules
6.1 for sampling
OK for sampling methods and seed lot shall implement the provisions of GB/T 3543's.
6.2 Quality judgment rules
Quality judgment rules shall implement the provisions of GB 20464.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.
Referenced standards
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Related Standards
GB 20464-2024 — General directive for labelling of agricultural seeds
GB/T 3543.1-2025 — Rules for agricultural seed testing — Part 1: General directives
GB/T 3543.10-2025 — Rules for agricultural seed testing — Part 10: Sowing quality — Vigor test
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