This standard applies to tests carried out to determine design standards, design parameters, field drainage system specifications and layout, water management, etc. in the design, construction and management of farmland drainage projects.
SL 109-2015 Referenced Document
GB 50288 Irrigation and Drainage Engineering Design Standards*, 2019-04-03 Update
GB/T 24672 The metal thin-wall tube and its accessories for sprinkling irrigation
SL 219 Regulation for water environmental monitoring