PT - JOURNAL ARTICLE ED - University of Wisconsin Press TI - Letters AID - 10.3368/er.1.2.2a DP - 1983 May 01 TA - Ecological Restoration PG - 2--2 VI - 1 IP - 2 4099 - http://er.uwpress.org/content/1/2/2.2.short 4100 - http://er.uwpress.org/content/1/2/2.2.full