Fig. 1. Electromagnetic survey (apparent soil electrical conductivity [EC_a] map) of an abandoned compost site. The subsection used for detailed study, Site I, including two former compost rows, is shown within the dashed lines. Site II is a coring site, and lines 1 and 2 are former compost row locations based on compost operation records and local landmarks. (Adjusted northing = northing - 4487000; adjusted easting = easting - 570000)