006390000a2200181000450024501330000065000240013365000290015765000300018665000220021665000240023865100280026204100130029070000230030370000220032670000260034810000220037477300610039610aStatistical methods for estimating species richness of woody regeneration in primary and secondary rain forests of NE Costa Rica14aRiqueza de especies14aEcología estadística14aRestauración de Bosques14aBosques primarios14aBosques secundarios 4mSarapiquípCosta Rica0 aInglés1 aColwell, Robert K.1 aDenslow, Julie S.1 aGuariguata, Manuel R.1 aChazdon, Robin L.1 tMonitoring Forest Biological Diversity3571q1-25d1998?