This regulation stipulates the water-saving irrigation technology in each growth period of rice cultivation methods such as dry cultivation and sparse planting (seedling transplanting), direct water drill sowing, and dry water pipe cultivation, as well as measures to increase the temperature of the irrigation water of well-irrigated rice, and prevent seepage in rice fields in areas with thin soil layers. Water and other related technologies. This procedure is applicable to rice fields with a frost-free period of 100 to 135 days in the alpine areas of Inner Mongolia, an effective accumulated temperature of 1900 to 2500°C and above 10°C, and surface water and groundwater that meet the quality of irrigation water. It does not include reclaimed water reuse and brackish water irrigation. etc. content.
DB15/T 397-2004 Referenced Document
GB 5084 Standard for irrigation water quality*， 2021-04-30 Update
SL 207 Technical standard for water saving irrigation(explanation)
DB15/T 397-2004 history
2004DB15/T 397-2004 Water Saving Irrigation Technology Regulation for Paddy in High and Cold Areas