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Plant and Insect
Problems
Calling ISU about plant and insect problems
Horticultural and field crop diseases
     ISU Plant Disease Clinic
     Phone (515) 294-0581; Fax (515) 294-9420
     323 Bessey Hall, Iowa State University, Ames, IA 50011

     
Staff Contacts
     Christine Engelbrecht, plant disease clinic diagnostician (515) 294-0581
     Paula Flynn, plant disease clinic diagnostician (515) 294-0581
     Mark Gleason, plant pathologist -- horticultural crops (515) 294-0579
     Alison Robertson, plant pathologist -- field crops (515) 294-6708
     X.B. Yang, plant pathologist -- field crops (515) 294-8826
     Greg Tylka, plant nematologist (515) 294-3021


Insects and insect damage
    
ISU Extension Entomology
     Phone (515) 294-1101; Fax (515) 294-8027
     109 Insectary, Iowa State University, Ames, IA  50011

     
Staff Contacts
     Donald Lewis, entomologist -- horticultural crops and household pests (515) 294-1101
     Marlin Rice, entomologist -- field crops (515) 294-1101
     Ken Holscher, entomologist -- biting pests and household pests (515) 294-1101


Herbicide plant injury, herbicide use, and weed identification
     ISU Extension Weed Science
     Phone (515) 294-1923; Fax (515) 294-9985
     2104 Agronomy, Iowa State University, Ames IA 50011

     
Staff Contacts
     Mike Owen, weed management specialist -- field crops (515) 294-1923
     Bob Hartzler, weed management specialist -- field crops (515) 294-1923
     Kristine Schaefer, weed management specialist -- field crops (515) 294-1923


Home gardening information
     ISU Hortline: Phone (800) 262-2224, Fax (515) 294-3108


Injury to plants by animals
     ISU Extension Animal Ecology
     Phone (515) 294-7429; Fax (515) 294-7874
     103 Science II, Iowa State University, Ames, IA 50011

     
Staff Contact
     Jim Pease, extension wildlife specialist, (515) 294-7429