LY/T 2901-2017Technical specification for long-term observation of lake wetland ecosystem (English PDF)
湖泊湿地生态系统定位观测技术规范
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Issued by
State Forestry Administration
Level / Type
National · Recommended
Issue date
October 27, 2017
Implementation date
January 1, 2018
Scope
LY/T 2901-2017 is the English-translated version of 湖泊湿地生态系统定位观测技术规范.
LY/T 2901-2017 — This standard specifies the observation indicators and observation ranges of lake wetland ecosystems, as well as natural geographical elements, hydrological water quality, soil, and meteorology.
And atmospheric environment, methods and technical requirements for biological observation. This standard applies to lake wetland ecosystems throughout the country.
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Document preview — LY/T 2901-2017
National Standard of the People's Republic of China
- ICS
- 65.020
- Classification
- B 60
Issued by: State Forestry Administration
Contents
- Document data1
Document data
International classification (ICS): 65.020.
Chinese classification (CCS): B60.
Estimated length of the Chinese original: 21,270 words.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 14 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 6920Water quality--Determination of pH value--Glass electrode method
- GB/T 7475Water quality. Determination of copper, zinc, lead and cadmium. Atomic absorption spectrometry
- GB/T 7480Water quality--Determination of nitrate--Spectrophotometric method with phenol disulfonic acid
- GB/T 7485Water quality. Determination of total arsenic. Silver diethyldithiocarbamate spectrophotometric method
- GB/T 7489Water quality. Determination of dissolved oxygen. Iodometric method
- GB/T 7493Water quality. Determination of nitrogen (nitrite). Spectrophotometric method
GB/T 13195 · GB/T 13200 · GB/T 16489
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Related Standards
GB 50179-2015 — Code for liquid flow measurement in open channels
GB/T 11901-1989 — Water quality--Determination of suspended substance--Gravimetric method
GB/T 11902-1989 — Water quality. Determinaton of selenium. Diaminonaphthalene fluorometric method
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LY/T 2901-2017
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