T/STXH 05-2024 Guidelines for Monitoring Agricultural Non-point Source Groundwater Pollution in Plain River Network Areas and Isotope Source Analysis Technology

Scope

Scope: The guidelines are applicable to the investigation and evaluation of agricultural non-point source groundwater pollution in the plain river network area at the regional and plot scales, as well as the analysis of agricultural non-point source groundwater pollution sources using stable isotopes of nitrogen and phosphorus; Main technical content: The guidelines stipulate the delineation of monitoring units, site selection, monitoring methods, monitoring indicators and methods, data analysis and evaluation for the investigation of the environmental status of shallow aquifers in the plain river network area caused by planting, livestock and poultry breeding, aquaculture and other agricultural non-point sources, as well as the basic content of sampling site planning, sample collection and testing, and pollution source analysis for isotope source analysis of agricultural non-point source groundwater pollution.

Development Information

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