LY/T 2794-2023 Specification for monitoring and assessment of mangrove wetland ecosystem

GB/T 7489-1987 Water quality—Determination of dissolved oxygen—Iodometric method GB/T 11903-1989 Water quality—Determination of colority GB/T 15265-1994 Ambient air—Determination of dustfall—Gravimetric method GB/T 18204.24-2000 Methods for determination of carbon dioxide in air of public places GB/T 27648-2011 Indicators for important wetland monitoring GB/T 31705-2015 In situ measurement of background atmospheric carbon dioxide and methane concentration by gas chromatographic (GC) system HY/T 081-2005 Technical specification for eco-monitoring of mangrove ecosystem HY/T 0273-2019 Technical directives for risk assessment and zoning of marine disaster—Part 1:Storm surge HY/T 0273.2-2023 Technical directives for risk assessment and zoning of marine disaster—Part 2:Ocean wave HY/T 0273.3-2021 Technical directives for risk assessment and zoning of marine disaster—Part 3:Tsunami HY/T 0273.4-2022 Technical directives for risk assessment and zoning of marine disaster—Part 4:Sea ice HY/T 0273.5-2021 Technical directives for risk assessment and zoning of marine disaster—Part 5:Sea level rise LY/T 1681-2006 Standard of forest pests occurrence and disaster LY/T 2090-2013 Indicators system for long-term observation of wetland ecosystem LY/T 2898-2017 Technical specification of long-term observation of wetland ecosystem HJ 442.1-2020 Nearshore Environmental Monitoring Technical Specification Part 1: General Principles HJ 442.3-2020 Nearshore Marine Environmental Monitoring Technical Specification Part 3: Monitoring of Water Quality in the Nearshore Area HJ 442.4-2020 "Nearshore Marine Environmental Monitoring Technical Specification - Part 4: Sediment Monitoring in Nearshore Marine Areas" (English translation only) HJ 442.6-2020 Nearshore Marine Environmental Monitoring Technical Specification, Part 6: Nearshore Marine Biological Monitoring HJ 618-2011 The determination of PM10 and PM2.5 in ambient air by weight method HJ 658-2013 Soil organic carbon determination: combustion oxidation-titration method NY/T 1121.16-2006 Soil testing Part 16: Determination of Total Available Water Soluble Salts in Soil QX/T 49-2007 Ground Meteorological Observation Standards - Part 5: Barometric Observation QX/T 50-2007 Ground Meteorological Observation Standards - Part 6: Observation of Air Temperature and Humidity QX/T 51-2007 Ground Meteorological Observation Standards - Part 7: Observation of Wind Direction and Speed QX/T 52-2007 Ground Meteorological Observation Standards - Part 8: Precipitation Observation QX/T 55-2007 Ground Meteorological Observation Standards - Part 11: Radiation Observations QX/T 56-2007 Ground Meteorological Observation Standards - Part 12: Sunshine Observation QX/T 57-2007 Ground Meteorological Observation Standards Part 13: Ground Temperature Observation SL/T 196-2015 SL/T 196-2015 Hydrometric Survey Specification SL 196-1997 Hydraulic survey codebook/specification GB 3097-1997 Sea water quality standard HJ 710.4-2014 technical guidelines for biodiversity monitoring -birds HJ 710.7-2014 Technical guidelines for biodiversity monitoring-inland water fish