Search result: LY/T 3322-2022
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Technical specifications of monitoring and evaluation on carrying capacity of rangeland resources
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LY/T 3322-2022
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| Standard ID | LY/T 3322-2022 (LY/T3322-2022) | | Description (Translated English) | Technical specifications of monitoring and evaluation on carrying capacity of rangeland resources | | Sector / Industry | Forestry Industry Standard (Recommended) | | Classification of Chinese Standard | B40 | | Classification of International Standard | 65.020.01 | | Word Count Estimation | 13,159 | | Date of Issue | 2022-11-30 | | Date of Implementation | 2023-04-01 | | Issuing agency(ies) | State Forestry and Grassland Administration |
LY/T 3322-2022
ICS65:020:01
CCSB40
Forestry Industry Standard of the People's Republic of China
Technical Specifications for Monitoring and Evaluation of Grassland Resources Carrying Capacity
range land resources
2023-04-01 Implementation
Released by the State Forestry and Grassland Administration
table of contents
Preface III
1 Range 1
2 Normative references 1
3 Terms and Definitions 1
4 Evaluation unit and cycle requirements 2
5 Monitoring method requirements 2
5:1 Surface survey indicators and methods 2
5:2 Social survey indicators and methods 2
5:3 Process Requirements for Aboveground Biomass Remote Sensing Monitoring 2
5:4 Calculation of monitoring indicators 3
6 Evaluation method 4
6:1 Calculation of grass-livestock balance index 4
6:2 Determination of bearing capacity level 4
Appendix A (informative) Conversion factor reference value 5
Appendix B (Normative) Ground Survey Form 6
Appendix C (Normative) Social Survey Statistical Table 8
foreword
This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents"
drafting:
Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents:
This document is proposed and managed by the State Forestry and Grassland Administration:
This document was drafted by: Beijing Forestry University, Grassland Management Division of the State Forestry and Grassland Administration, Agricultural Resources and Agriculture of the Chinese Academy of Agricultural Sciences
Zoning Institute:
The main drafters of this document: Yang Xiuchun, Yang Zhi, Jin Yunxiang, Ji Baoming, Dong Shikui, Xu Bin, Su Derong:
Technical Specifications for Monitoring and Evaluation of Grassland Resources Carrying Capacity
1 Scope
This document stipulates the monitoring indicators, monitoring methods and evaluation methods of grassland resource carrying capacity:
This document is applicable to the monitoring and evaluation of the carrying capacity of natural grassland resources according to county-level administrative units:
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document:
NY/T 635-2015 Calculation of reasonable stocking capacity of natural grassland
NY/T 2998-2016 Technical Regulations for Grassland Resources Survey
3 Terms and Definitions
The following terms and definitions apply to this document:
3:1
grassland resources rangelandresources
The general term for grassland biological resources and non-biological resources, which has the characteristics of quantity, quality and spatial structure, has a certain distribution area, and has the characteristics of production and biological resources:
A natural resource with multiple functions such as ecology:
3:2
In a certain area and within a certain period of time, based on the principle of sustainable development and the condition of maintaining the healthy development of grassland ecology, the grassland resources are of great importance to the herders:
The maximum support capacity that the animal can provide:
3:3
Theoretical carrying capacity carryingcapacity
Under the premise of moderate grazing utilization and ensuring the health of the grassland ecosystem, to meet the needs of normal growth and reproduction of livestock, within a certain period of time,
Within, the maximum number of livestock that can be carried on a certain grassland area:
3:4
Actual stocking rate
In a certain grazing period, the number of livestock actually supported on a certain area of grassland:
3:5
In unit time and unit area, the quantity of existing green organic matter on the grassland:
3:6
In a certain area and time, the total biomass of pasture that grazing livestock actually eat:
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