TY - BOOK ED - Unesco. ED - Food and Agriculture Organization of the United Nations. ED - United Nations Environment Programme. TI - Tropical grazing land ecosystems: a state-of-knowledge report T2 - Natural resources research ; no. 16 AV - SF85.4.T76 U54 1979 U1 - 574.5/2643/0913 19 PY - 1979/// CY - Paris, France PB - Unesco KW - Grazing KW - Ecology KW - sears KW - Tropics KW - Human ecology KW - Pastures KW - Range ecology KW - Range management KW - Rangelands N1 - Includes bibliographical references; Includes bibliographies ER -