The Agriculture Capability 50K dataset has been integrated with data at other scales and is now available in file geodatabase or shape file format, and as tiled KMZ files for use with Google Earth.  

Go to:  http://www.env.gov.bc.ca/esd/distdata/ecosystems/Soil_Data/AgricultureCapability/ 

The KMZ’s are available at:  http://www.env.gov.bc.ca/esd/distdata/ecosystems/Soil_Data/SIFT/Soil__AgCap_KML_Files/