TY - BOOK AU - Heitschmidt,Rodney K. AU - Stuth,Jerry W. TI - Grazing management: an ecological perspective SN - 0881921904 AV - SF85 G73 1991 PY - 1991/// CY - Portland, Or. PB - Timber Press KW - Grazing KW - Management KW - Range management KW - Environmental aspects KW - Range ecology N1 - Includes bibliographical references (p. 229-254) and index ER -