LY/T 2897-2017 English PDF

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LY/T 2897-2017: Standard method for data collection in ecological benefits assessment on natural forest protection program
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Basic data

Standard ID: LY/T 2897-2017 (LY/T2897-2017)
Description (Translated English): Standard method for data collection in ecological benefits assessment on natural forest protection program
Sector / Industry: Forestry Industry Standard (Recommended)
Classification of Chinese Standard: B65
Classification of International Standard: 65.020
Word Count Estimation: 10,165
Date of Issue: 2017-10-27
Date of Implementation: 2018-01-01
Regulation (derived from): National Forestry Admistration Notice 2017 No.18; Industry Standard Filing Notice No.12 (Total No.216)
Issuing agency(ies): State Forestry Administration

LY/T 2897-2017: Standard method for data collection in ecological benefits assessment on natural forest protection program

---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.
Standard method for data collection in ecological benefits assessment on natural forest protection program ICS 65.020 B65 People's Republic of China Forestry Industry Standard Ecological Benefit Assessment of Natural Forest Protection Project Data acquisition method Released on.2017-10-27 2018-01-01 implementation State Forestry Administration released

Foreword

This standard is written in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by the Natural Forest Protection Project Management Center of the State Forestry Administration. This standard is under the jurisdiction of the State Forestry Administration. This standard was drafted. Natural Forest Protection Engineering Management Center of the State Forestry Administration, Forest Ecological Environment and Protection of the Chinese Academy of Forestry Institute, College of Forestry and Horticulture, Hubei Institute for Nationalities. The main drafters of this standard. Zhang Ping, Song Lulu, Huang Jihong, Niu Xiang, Ai Xunru, Yao Lan, Yan Runguo, Lu Xinghui, Ding Yi. Ecological Benefit Assessment of Natural Forest Protection Project Data acquisition method

1 Scope

This standard specifies the data acquisition method for the ecological benefit assessment of natural forest protection projects. This standard applies to the ecological benefit assessment of natural forest protection projects.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. LY/T 1721 Forest Ecosystem Service Function Assessment Specification LY/T 1952 long-term positioning observation method of forest ecosystem

3 Evaluation indicators and methods

3.1 Evaluation indicators See Appendix A. 3.2 Evaluation unit The evaluation unit has. --- The first evaluation unit is provincial; --- The secondary assessment unit is an independent forest management unit; ---The calculation unit is the forest type of different forest age groups.

4 data acquisition method

4.1 Forest Resources Data 4.1.1 Stand area Data sources are national forest resource inventory (type 1 survey) and forest resource planning and design survey (second category survey). 4.1.2 Stand net productivity Expressed by annual mean biomass increment, the main tree species allometric growth model was used and reference was made to the main tree species biomass scale. 4.1.3 Stand height Calculate the average height of each forest stand based on forest resource survey data. ......

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