LY/T 1952-2011
Observation methodology for long-term forest ecosystem research (English Version)

Standard No.

LY/T 1952-2011

Language

Chinese, Available in English version

Release Date

2011

Published By

Professional Standard - Forestry

Latest

LY/T 1952-2011

Replace By

BS EN ISO 25980:2014

Scope

This standard specifies the methods and technical requirements for long-term continuous positioning and observation of forest ecosystems in the field. This standard is applicable to long-term continuous positioning observations of forest ecosystems in the field, and is also applicable to other related forest ecological monitoring work.

LY/T 1952-2011 Referenced Document

• GB 3095 Amendment No. 1 to Ambient Air Quality Standards*， 2018-08-13 Update
• GB 3838 Environmental quality standards for surface water
• GB/T 11893 Water quality--Determination of total phosphorus--Ammonium molybdate spectrophotometric method
• GB/T 11894 Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photometric method
• GB/T 11899 Water quality--Determination of sulfate--Gravimetric method
• GB/T 11902 Water quality--Determinaton of selenium--Diaminonaphthalene fluorometric method
• GB/T 13580.12 Determination of sodium and potassium in the wet precipitation.Atomic absorption spectrophotometry
• GB/T 13580.13 Determination of calcium and magnesium in the wet precipitation.Atomic absorption spectrophotometry
• GB/T 13580.2 Collection and preservation of the wet precipitation sample
• GB/T 13580.4 Determination of pH value of the wet precipitation.Glass electrode method
• GB/T 15432 Gravimetric Method for Determination of Total Suspended Particulate Matter in Ambient Air "Revision No. 1"*， 2018-08-13 Update
• GB/T 15505 Water quality--Determination of selenium--Graphite furnace atomic absorption spectrometric method
• GB/T 16489 Water quality--Determination of sulfide--Methylene blue spectrophotometric method
• GB/T 7467 Water quality--Determination of chromium(6)--1.5 Diphenylcarbahydrazide spectrophotometric method
• GB/T 7468 Water quality--Determination of total mercury--Cold atomic absorption spectrophotometry
• GB/T 7475 Water quality--Determination of copper, zinc, lead and cadmium--Atomic absorption spectrometry
• GB/T 7479 Water quality--Determination of ammonium-Nessler's reagent colorimetric method
• GB/T 7480 Water quality--Determination of nitrate--Spectrophotometric method with phenol disulfonic acid
• GB/T 7485 Water quality--Determination of total arsenic--Silver diethyldithiocarbamate spectrophotometric method
• HJ 485 Water quality.Determination of copper.Sodium diethyldithiocabamate spectrophometric method
• HJ 486 Water quality.Determiantion of copper.2,9-Dimethy-1,10-phenanthroline spectrophotometric method
• HJ/T 165 Technical specifications for acid deposition monitoring
• HJ/T 166 Technical specification for soil environmental monitoring
• HJ/T 194 Manual methods for ambient air quality monitoring
• HJ/T 84 Water quality.Determination of inorganic anions.Ion chromatography method

LY/T 1952-2011 history

• 2011 LY/T 1952-2011 Observation methodology for long-term forest ecosystem research