cooperative national park resources studies unit tucson

Barbara G. Phillips, Ariz.) Cooperative National Park Resources Studies Unit (Tucson · Cooperative National Park Resources Studies Unit, School of Renewable Natural Resources, University of Arizona

25 sayfa · 1992

Vegetation surveys / Plant introduction / Phytogeography / Plant populations / Botany

Barbara G. Phillips, Cooperative National Park Resources Studies Unit (Tucson, Ariz.) · United States Geological Survey, Cooperative Park Studies Unit, School of Renewable Natural Resources, The University of Arizona

78 sayfa · 1997

Fire ecology / Desert plants / Effect of fires on

Kenneth James Kingsley, United States. National Park Service, Geological Survey (U.S.), Ariz.) Cooperative National Park Resources Studies Unit (Tucson · U.S. Geological Survey, Cooperative Park Studies Unit, School of Renewable Natural Resources

187 sayfa · 1998

Invertebrates / Invertebrate populations / Monitoring

Joseph R. McAuliffe, United States. National Park Service. Western Regional Office, Ariz.) Cooperative National Park Resources Studies Unit (Tucson · National Park Service, Cooperative National Park Resources Studies Unit, School of Renewable Natural Resources, The University of Arizona

50 sayfa · 1993

Saguaro / Research / Carnegiea / Cactus / Management

United States. National Park Service. Air Quality Division, Ariz.) Cooperative National Park Resources Studies Unit (Tucson, University of Arizona. School of Renewable Natural Resources · National Park Service, Cooperative National Park Resources Studies Unit, School of Renewable Natural Resources, The University of Arizona

34 sayfa · 1993

Plant ecology / Air quality / Research / Ecology / Biological monitoring