호주
Agriculture Resource Management and Assessment - Soil landscape land quality - Phosphorus Export Risk (DPIRD-010)
Phosphorus Export risk mapping derived from land quality attribution associated with soil-landscape mapping at the subsystem/phase level. See Resource Management Technical Report 298, Section 2.6, Department of Agriculture, 2005. This version updates two previous versions (metadata dates 08/09/2003 and 29/04/2004).