作者: S.C. Deal , J.W. Gilliam , R.W. Skaggs , K.D. Konyha
DOI: 10.1016/0167-8809(86)90173-8
关键词: Drainage system (agriculture) 、 Soil science 、 Environmental science 、 Nitrate 、 Soil water 、 Soil salinity control 、 Coastal plain 、 Watertable control 、 Drainage 、 Well drainage
摘要: … can have significant effects upon N and P efflux in drainage water. Drainage systems designed to give good subsurface drainage lost 17-35 kg ha-’ year-’ more NO,-N than systems with …