Citation: Pm. Brown et Ch. Sieg, FIRE HISTORY IN INTERIOR PONDEROSA PINE COMMUNITIES OF THE BLACK-HILLS, SOUTH-DAKOTA, USA, International journal of wildland fire, 6(3), 1996, pp. 97-105
Citation: Ch. Sieg et Ha. Wright, THE ROLE OF PRESCRIBED BURNING IN REGENERATING QUERCUS-MACROCARPA ANDASSOCIATED WOODY-PLANTS IN STRINGER WOODLANDS IN THE BLACK-HILLS, SOUTH-DAKOTA, International journal of wildland fire, 6(1), 1996, pp. 21-29
Citation: Ch. Sieg et Rm. King, INFLUENCE OF ENVIRONMENTAL-FACTORS AND PRELIMINARY DEMOGRAPHIC-ANALYSES OF A THREATENED ORCHID, PLATANTHERA-PRAECLARA, The American midland naturalist, 134(2), 1995, pp. 307-323