GB 2772-1999 English PDF
GB 2772: Historical versions
| Standard ID | USD | BUY PDF | Lead-Days | Standard Title (Description) | Status |
| GB 2772-1999 | RFQ | ASK | 13 days | [GB/T 2772-1999] Rules for forest tree seed testing | Valid |
| GB 2772-1981 | RFQ | ASK | 3 days | Inspection method of tree seeds | Obsolete |
Basic data
Standard ID: GB 2772-1999 (GB2772-1999)Description (Translated English): [GB/T 2772-1999] Rules for forest tree seed testing
Sector / Industry: National Standard
Classification of Chinese Standard: B61
Classification of International Standard: 65.020.20
Word Count Estimation: 86,844
Date of Issue: 1999-11-10
Date of Implementation: 2000-04-01
Older Standard (superseded by this standard): GB 2772-1981
Quoted Standard: GB 7908-1999; GB/T 8170-1987
Adopted Standard: ISTA-1976, NEQ
Issuing agency(ies): State Quality and Technical Supervision
Summary: This Chinese standard specifies the afforestation tree seed testing sample, the net analysis, determination of germination, viability testing, quality determination, seed health status measurement, moisture measurement, weight measurement and X-ray measurement principles and methods, but also provides quality inspection certificate content and format. This standard applies to forest seed producers, managers and users in the seed harvesting, transporting, planting, storage as well as domestic and foreign trade is carried out by seed quality inspection.