Research Natural Areas : baseline monitoring and management - Proceedings of a Symposium (1984 mar. 21: Missoula, Montana); Franklin, Jerry F.; Johnson, Janet L.; Krevill, Richard G. ([S.l.] : U.S. Department of Agriculture, 1984)
Keywords: AREAS DE RESERVAS; MANEJO AMBIENTAL; MONITOREO BIOLÓGICO; PARQUES NACIONALES; SIMPOSIOS