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GB/T 14721-2010: Classification and codes for forestry resources -- Forest types
Status: Valid GB/T 14721: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 14721-2010 | English | 1899 |
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13 days [Need to translate]
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Classification and codes for forestry resources -- Forest types
| Valid |
GB/T 14721-2010
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| GB/T 14721.1-1993 | English | RFQ |
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14 days [Need to translate]
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Classification and codes for forestry resources. Forest types
| Obsolete |
GB/T 14721.1-1993
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PDF similar to GB/T 14721-2010
Basic data | Standard ID | GB/T 14721-2010 (GB/T14721-2010) | | Description (Translated English) | Classification and codes for forestry resources -- Forest types | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B60 | | Classification of International Standard | 65.020 | | Word Count Estimation | 86,835 | | Date of Issue | 2010-06-30 | | Date of Implementation | 2011-01-01 | | Older Standard (superseded by this standard) | GB/T 14721.1-1993 | | Regulation (derived from) | National Standard Approval Announcement 2010 No.2 (Total No.157) | | Issuing agency(ies)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 | | Summary | This standard specifies the forest and tree cover has a certain degree, types and relatively stable area of ??shrubbery, codes and classification principles. This standard applies to the dry forest resource management, establishment of Forest Resources and Environment Information System. As the distinction between forest types, information exchange and processing of uniform standards. | GB/T 14721-2010: Classification and codes for forestry resources -- Forest types---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.
Classification and codes for forestry resources.Forest types
ICS 65.020
B60
National Standards of People's Republic of China
Replacing GB/T 14721.1-1993
Classification and codes for forestry resources forest types
Issued on. 2010-06-30
2011-01-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard replaces GB/T 14721.1-1993 "Classification and codes for forestry resources forest types."
This standard compared with GB/T 14721.1-1993, the main changes are as follows.
--- Modifications and additions to the terms of terminology.
--- According to the status of forest type, forest type in the code table, add some type.
--- Appendix A has been modified. increased plant forest type code name the new table types involved; increase the 1993 version of the standard
Appear in the text, and Appendix A, no plant names; deleting the 1993 version of the standard seen in the body and out in Appendix A
Now plant names.
Appendix A of this standard is an informative annex.
This standard is proposed and managed by the State Forestry Administration.
This standard drafting unit. Institute of Forest Ecology, Environment and Protection, Chinese Academy of Forestry.
The main drafters of this standard. Zang Runguo, silver Zhang Wei, Ding Yi.
This standard was first published in 1993, this is the first revision.
Classification and codes for forestry resources forest types
1 Scope
This standard specifies a certain tree and forest cover, and the area is relatively stable type of shrubbery, the code and classification principles.
This standard applies to the management of forest resources, the establishment of Forest Resources and Environment Information System, as the distinction between forest types, information exchange and
Processing of uniform standards.
2 Terms and definitions
The following terms and definitions apply to this standard.
2.1 Species composition
2.1.1
Forest Ecological their life form, appearance, species composition and structure of the divided category.
2.1.2
Constitute a single species forests or when there are multiple species, including a species (species that are dominant), consisting of more than 65%.
2.1.3
Each species composition of forests, the composition of any one species are less than 65%.
2.1.4
In the main layer of the forest, the largest number, maximum coverage, the most obvious effect on the forest environment, and from the forest ecological environment indication of species.
2.1.5
Edificator
The main advantage of the forest floor species.
2.1.6
Build Species
Constructive species, there are two advantages to build more species.
2.1.7
Flag Species
Characteristic species
Forest ecological environment and forest division from the indication of the type of species.
2.1.8
I'm in a layer having a certain number of forest nutrition and thus occupy a certain space consisting of species.
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