TY - BOOK AU - Brinkman, Kenneth A TI - Quaking ASPEN : Silvics and management inthe lake states U1 - 634.95 21st ed PY - 1975/// CY - Washington, D.C PB - Superintendent of documents, U.S.Government priniting office. KW - Silviculture KW - Soil and site KW - Harvesting KW - Management alternatives N1 - Agriculture Handbook No.486 Forest service united states department of agriculture; Library of congress catalog card No.75-600053 ER -