PT - JOURNAL ARTICLE ED - University of Wisconsin Press TI - Grasslands AID - 10.3368/er.8.2.99 DP - 1990 Dec 21 TA - Ecological Restoration PG - 99--108 VI - 8 IP - 2 4099 - http://er.uwpress.org/content/8/2/99.short 4100 - http://er.uwpress.org/content/8/2/99.full