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GB/T 23232-2009: Fast growing and high yield plantation of pinus banksiana lamb
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 23232-2009 | English | 209 |
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Fast growing and high yield plantation of pinus banksiana lamb
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GB/T 23232-2009
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Basic data | Standard ID | GB/T 23232-2009 (GB/T23232-2009) | | Description (Translated English) | Fast growing and high yield plantation of pinus banksiana lamb | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | B64 | | Classification of International Standard | 65.020.40 | | Word Count Estimation | 9,963 | | Date of Issue | 2009-02-23 | | Date of Implementation | 2009-08-01 | | Quoted Standard | LY/T 1385-1999; LY/T 1435-1999; LY/T 1527-1999; LY/T 1528-1999 | | Regulation (derived from) | National Standard Approval Announcement 2009 No.3 (Total No.143) | | 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 banksian (Pinus banksiana Lamb) plantation indicators, main technical measures and records management. This standard applies to Heilongjiang, Jilin and Liaoning in the eastern region to cultivate jack pine plantation (hereinafter referred to as high-yield forest), other areas of implementation. | GB/T 23232-2009: Fast growing and high yield plantation of pinus banksiana lamb---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.
Fast growing and high yield plantation of pinus banksiana lamb
ICS 65.020.40
B64
National Standards of People's Republic of China
Banksiana plantation
Posted 2009-02-23
2009-08-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The Standard Appendix B, Appendix C are normative appendices, Appendix A is an information appendix.
This standard is proposed and managed by the State Forestry Administration.
This standard was drafted. Jilin Academy of Forestry, forestry technology promotion stations in Jilin, Jilin Province forest seedling management station,
Jilin Hui by Nansen Bureau, North China University.
The main drafters of this standard. Wang Zhi, Chen Xiaobo, Liangxue Shun, Li Xiaomei, Li Yang, Liu Yubo, Yang Shizhen, high Wentao, Yang Xilin,
Wangle Xiang, Liu Xiren.
Banksiana plantation
1 Scope
This standard applies to Heilongjiang, Jilin and Liaoning in the eastern part of jack pine plantation nurture (hereinafter referred to as high yield forest), other regions
Implementation.
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.
LY/T 1385-1999 olgensis larch plantation
LY/T 1435-1999 Korean pine plantation
LY/T 1527-1999 fir plantation
LY/T 1528-1999 slash pine plantation
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1
Age is yielding forest growth indicators, namely the tree species reaches the age of half rotation or tree height growth leveled off when the coefficient of variation
age.
3.2
Age of seedlings, nursery transplants in the biennial means a change of bed seedlings.
4 High Yield Index forest
4.1 Calculation of age
Yield forest growth indicators 20a to calculate age, including seedling age.
Zoning areas 4.2
According to Nixon classes in Heilongjiang, Jilin, Liaoning growth, combined with geographic, climatic factors divisions for the two areas.
Producing areas and zoning index range, see Appendix A.
4.3 Growth Index
Class Ⅰ average accumulated growth areas reached more than 7.91m3 per hectare, stand average tree height reaches 12m above; Ⅱ class storage areas
The average growth over the years to reach more than 5.75m3 per hectare, stand above the average tree height 9m.
Each producing different forest age limit growth indexes in Appendix B.
4.4 of cutting
General rotation of 30a ~ 40a.
Lin yield 4.5 scale
Yield forest area requires relatively concentrated area of \u200b\u200bnot less 30hm2. Wherein each woodland area of \u200b\u200bnot less than 3hm2.
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