PT - JOURNAL ARTICLE ED - University of Wisconsin Press TI - Planning and Policy AID - 10.3368/er.9.2.139 DP - 1991 Dec 21 TA - Ecological Restoration PG - 139--140 VI - 9 IP - 2 4099 - http://er.uwpress.org/content/9/2/139.short 4100 - http://er.uwpress.org/content/9/2/139.full