This standard specifies the regional division of cultivated land quality, the determination of indicators, and the classification process of cultivated land quality. This standard applies to the classification of cultivated land quality in administrative regions at all levels and in specific areas. The classification of garden quality grades can be implemented by reference.
GB/T 33469-2016 Referenced Document
GB 15618 Soil environment quality risk control standard for soilcontamination of agriculture land*， 2018-07-13 Update
GB/T 17296 Classification and codes for Chinese soil
HJ/T 166 Technical specification for soil environmental monitoring