A history of saguaro cactus monitoring in Saguaro National Park, 1939-2007
Ahnmark EB and Swann DE. 2009. A history of saguaro cactus monitoring in Saguaro National Park, 1939-2007. Natural Resource Report. NPS/SODN/NRR—2009/093. Natural Resource Program Center. Fort Collins, Colorado
- Type
- Published Report
- Authors
- Ahnmark, Eric; Swann, Don
- Date of Issue
- 2009-02
- Publisher
- Natural Resource Program Center
- Units
- NRSS , SAGU , SODN
- Keywords
- Cactaceae (Cactus), Carnegiea gigantea (Saguaro), Historical studies, Monitoring, NRCA, Plants