Ongoing research

by Bill Tietje, Bill Weitkamp, Sergio Garcia, and Wayne JensenOaks ‘n Folks – Volume 8, Issue 2 – November 1993IntroductionWith the “miracle March” of 1992 and the “fabulous February” coupled with generally excellent rains of 1992/93, it appears one of the most severe and widespread California droughts this…

by Doug McCrearyOaks ‘n Folks – Volume 6, Issue 1 – April 1991IntroductionWith springtime upon us it appears that the 1990-1991 rainfall levels will be far below normal in much of California in spite of the heavy March rains. Coupled with the fact that this will be the fifth consecutive dry year in many…

by Doug McCrearyOaks ‘n Folks – Volume 5, Issue 1 – June, 1990IntroductionIn the middle of February, a cold arctic storm swept through California, dumping record amounts of snow in the Northern California Sierra Foothills. Low elevation areas that may go 10 years without a trace of snow were inundated with 6…

by Bob Logan and Doug McCrearyOaks ‘n Folks – Volume 2, Issue 2 – November, 1987IntroductionDuring August 1987, an unusual phenomenon occurred in California. Many oak trees began turning brown and started dropping their leaves. While most of the trees affected were deciduous species that normally do lose…

by Lisa FisherOaks ‘n Folks – Volume 20, Issue 1 – January 2004The USDA Forest Service and California Polytechnic University, San Luis Obispo are currently cooperating on a broad-scale aerial survey to locate new areas with infestations of Sudden Oak Death (SOD). The objectives of the aerial survey were to…

by Nina Maggi KellyOaks ‘n Folks – Volume 17, Issue 1 – February 2001IntroductionTanoak (Lithocarpus densiflorus), coast live oak (Quercus agrifolia) and black oak (Quercus kelloggii) trees are distributed along 1,500 miles of the California and Oregon coast. In 1995, tanoak trees began dying in large…

by Doug McCrearyOaks ‘n Folks – Volume 17, Issue 1 – February 2001As reported in two previous issues of Oaks ’n Folks (August 1999 and March 2000), a new type of mortality in tanoaks (Lithocarpus densiflorus) was first observed in Marin County in 1995. Since those first sightings by University of California…

by Barbara Allen-Diaz, James Bartolome, Jim Robbins, and Pete van HoornOaks ‘n Folks – Volume 16, Issue 2 – August 2000In the late Pleistocene, California was home to a diverse suite of large vertebrates, including digging and rooting animals like the peccary and grizzly bear. These two species, along…

Oaks ‘n Folks – Volume 15, Issue 1 – March 2000The University of California Division of Agriculture and Natural Resources (DANR) awarded $47,000 in temporary funds to the Integrated Hardwood Range Management Program (IHRMP) to address the widespread concerns arising from unexplained mortality of tanoak and…