Article
A new member of the clover proliferation phytoplasma group (16SrVI) associated with elm yellows in Illinois2003
Jacobs, Karel, Miller, Fredric D.
Article
Long-Term Changes in an Oak Forest's Woody Understory and Herb Layer with Repeated Burning2007
Bowles, Marlin L., Jacobs, Karel, Mengler, Jeff
Article
Control of apple scab and cytospora canker with Paclobutrazol2012
Watson, Gary W., Jacobs, Karel
Article
Two decades of low-severity prescribed fire increases soil nutrient availability in a Midwestern, USA oak (Quercus) forest2012
Scharenbroch, Bryant C., Jacobs, Karel, Bowles, Marlin L.
Article
The effects of prescribed burning on soil and litter invertebrate diversity and abundance in an Illinois oak woodland2015
Jacobs, Karel, Scharenbroch, Bryant C.
Article
Variation in field susceptibility of native and exotic ash species to anthracnose2000
Jacobs, Karel, Danielson, Donna
Article
Inhibition of fungal pathogens of woody plants by the plant growth regulator paclobutrazol2000
Jacobs, Karel
Article
Botryosphaeria dothidea breaks endodormancy and reduces cold hardiness in Cercis canadensis1999
Jacobs, Karel, Shirazi, Abbas
Article
Current DED outbreaks are caused by the same old fungi, but one has a new name1998
Jacobs, Karel
Article
How much did the severe outbreak of scab on crabapple in 1995 influence scab levels in 1996?1998
Jacobs, Karel
Article
Differential resistance to Entomosporium leafspot disease and hydrogen cyanide potential in photinia1996
Jacobs, Karel, Dirr, Michael
Article
First report of Phytophthora cactorum causing root and collar rot of apple in NE Spain1994
Jacobs, Karel
Article
Evolutionary aspects of ascospore and conidium ontogeny in Scoleconectria cucurbitula1988
Jacobs, Karel
Article
Mycorrhizal Fungi and Cold-Assisted Symbiotic Germination of the Federally Threatened Eastern Prairie Fringed Orchid, Platanthera leucophaea (Nuttall) Lindley2000
Jacobs, Karel, Bowles, Marlin L., Zettler, Lawrence W.