• EVIDENCE OF UNAUTHORIZED OFF-HIGHWAY VEHICLE ACTIVITY IN THE RAND MOUNTAINS AND FREMONT VALLEY, KERN COUNTY CALIFORNIA
  

  Special Report excerpted from a study commissioned by the Desert Tortoise Preserve Committee, Inc. by Gilbert 0. Goodlett and Glenn C. Goodlett, EnviroPlus Consulting, Spring, 1991.
   

• THE DESERT TORTOISE AND UPPER RESPIRATORY TRACT DISEASE
  

  A Special Report prepared for the Desert Tortoise Preserve Committee, Inc. by Elliot Jacobson, D.V.M., Ph.D., rev. August 1992.
   

• THE DESERT TORTOISE AND EARLY PEOPLES OF THE WESTERN DESERTS
  

  A Special Report prepared for the Desert Tortoise Preserve Committee, Inc. by Joan S. Schneider, Ph.D., March 1996.
   

• DEMOGRAPHIC CONSEQUENCES OF DISEASE IN TWO DESERT TORTOISE POPULATIONS IN CALIFORNIA, USA
  

  Research study conducted by Kristin H. Berry, Ph.D. at the Desert Tortoise Natural Area. Reprinted with permission from the Proceedings: Conservation, Restoration, and Management of Tortoises and Turtles--An International Conference, published 1997.
   

• THE DESERT TORTOISE RECOVERY PLAN: AN AMBITIOUS EFFORT TO CONSERVE BIODIVERSITY IN THE MOJAVE AND COLORADO DESERTS OF THE UNITED STATES
  

  Major overview by Kristin H. Berry, Ph.D. of the federal government's Desert Tortoise Recovery Plan. Reprinted with permission from the Proceedings: Conservation, Restoration, and Management of Tortoises and Turtles--An International Conference, published 1997.
   

• HABITAT USE AND FOOD PREFERENCES OF THE DESERT TORTOISE, GOPHERUS AGASSIZII, IN THE WESTERN MOJAVE DESERT AND IMPACTS OF OFF-ROAD VEHICLES
  

  Research study conducted by W. Bryan Jennings, Ph.D. at the Desert Tortoise Natural Area. Reprinted with permission from the Proceedings: Conservation, Restoration, and Management of Tortoises and Turtles--An International Conference, published 1997.
   

• ALIEN ANNUAL PLANTS AND THE DESERT TORTOISE

  In these notes from an October 4, 1998, CALEPPC Field Trip Dr. Kristin Berry's discusses invading weeds and their potential threat to the desert tortoise and its habitat in the west Mojave.
   

Reports

• Observations and Activities of the Naturalist at the Desert Tortoise Research Natural Area, Kern County, California: March 15 through June 3, 2007. Melissa L. Nicholson, M.S., Edward Patrovsky, and Charles D. Hemingway, Desert Tortoise Preserve Committee, Riverside, California. (pdf)

• Observations and Activities of the Naturalist at the Desert Tortoise Research Natural Area, Kern County, California: March 16 through June 5, 2006. Michael J. Connor, Edward Patrovsky, and Charles D. Hemingway, Desert Tortoise Preserve Committee, Riverside, California. (pdf)
  
   
• Mustard Removal at the Desert Tortoise Research Natural Area, Kern County, California. Denise L. LaBerteaux. July 2006. (pdf)

• Observations and Activities of the Naturalist at the Desert Tortoise Research Natural Area, Kern County, California: March 16 through June 7, 2005. Michael J. Connor & Jan Kaur. Desert Tortoise Preserve Committee, Riverside, California. (pdf)

• Observations and Activities of the Naturalist at the Desert Tortoise Research Natural Area, Kern County, California: March 12 through June 7, 2004. Michael J. Connor & Jan Kaur. Desert Tortoise Preserve Committee, Riverside, California. (pdf)
  
   
• Observations and Activities of the Naturalist at the Desert Tortoise Research Natural Area, Kern County, California: March 21 through June 19, 2003. Michael J. Connor & Charles C. Hemingway. Desert Tortoise Preserve Committee, Riverside, California. (pdf)