na INLIS000000000004032 Ind 0010-1118004032 Conservation management of the Prairie skippers Hesperia Dacotae and Hesperia Ottoe: basic biology and threat of mortality during prescribed burning in spring DANA, Robert P. Robert P. Dana Minnesota Univ. of Minnesota 1991 63 p.: ill.; 28 cm.-- 63 p.: ill.; 28 cm.-- Bibl.: p. 58-63 595.78 HESPERIDAE NATURE CONSERVATION 485/MS/95