| Michael A. Ellis Professor and Extension Specialist Department of Plant Pathology Ohio Agricultural Research and Development Center The Ohio State University |
Celeste Welty Associate Professor and Extension Specialist Department of Entomology Ohio Agricultural Research and Development Center The Ohio State University |
Richard C. Funt Professor and Extension Specialist Department of Horticulture and Crop Science Ohio Agricultural Research and Development Center The Ohio State University |
| Douglas Doohan Associate Professor and Extension Weed Ecologist Department of Horticulture and Crop Science Ohio Agricultural Research and Development Center The Ohio State University |
Roger N. Williams Professor Department of Entomology Ohio Agricultural Research and Development Center The Ohio State University |
Maurus Brown Assistant Professor and Extension Educator Department of Extension The Ohio State University |
| Bruce Bordelon Associate Professor and Viticulture Specialist Department of Horticulture and Landscape Architecture Purdue University |
We extend grateful appreciation to the following persons who have contributed their talent to this publication:
David E. Scardena, Joy Ann Fischer, Editing
Tim Bowman, Graphic Design
Communications and Technology
The Ohio State University
Michele Hobbs, Office Associate
Department of Horticulture and Crop Science
The Ohio State University
Shirley M. Funt, Continuing Education Assistant
The Ohio State University
Additional copies of this handbook can be purchased from your land-grant university listed on page ii. If you live outside the Midwest, you may write or call: Ohio State University Extension, Media Distribution, 385 Kottman Hall, 2021 Coffey Road, Columbus, OH 43210-1044. Phone: 614-292-1607.
Trade names, suppliers, or other private labels are used for identification. No product endorse-ment is implied nor is discrimination intended toward similar products or materials not mentioned or listed. Ohio State University Extension and the participating universities make no warranty or guidance of any kind, expressed or implied, concerning the use of these products.
A portion of the funding for this publication was provided by the North Central Integrated Pest Management Center and the Ohio Integrated Pest Management Program.
University of Arkansas, Fayetteville, AR 72701
Horticulture J. R. Clark
Entomology D. T. Johnson
Plant Pathology P. Fenn, S. R. Vann
Iowa State University, Ames IA 50011
Horticulture Paul Domoto, Gail Nonnecke
Entomology Donald Lewis
Plant Pathology Mark Gleason
Kansas State University, Manhattan KS 66506
Horticulture Sorkel Kadir
Entomology Robert Bauernfeind
Plant Pathology N. A. Tisserat
The Ohio State University, Columbus OH 43210
Horticulture Richard C. Funt, Doug Doohan, Maurus Brown, Imed Dami
Entomology Celeste Welty, Roger Williams
Plant Pathology Mike Ellis
Purdue University, West Lafayette IN 47907
Horticulture Bruce P. Bordelon, Steve C. Weller
Entomology Rick E. Foster
Plant Pathology Paul C. Pecknold
University of Illinois, Urbana IL 61808
Horticulture Mosbah Kushad, Bob Skirvin
Entomology Rick Weinzierl
Plant Pathology Mohammad Babadoost
University of Kentucky, Lexington KY 40546
Horticulture J. G. Strang, R. T. Jones, J. G. Masabni
Entomology R. T. Bessin
Plant Pathology J. R. Hartman
University of Missouri, Columbia MO 65211
Southwest Missouri State University, Mountain Grove 65711
Horticulture Patrick Byers (SMSU), Michele Warmund (UMC)
Entomology Bruce Barrett (UMC), Martin Kaps (SMSU), Daniel Waldstein (SMSU)
Plant Pathology James Moore (SMSU)
University of Nebraska, Lincoln NE 68588
Horticulture P. Real
Entomology F. Baxendale
Plant Pathology J. Watkins
Weed Science A. Martin
University of Wisconsin, Madison WI 53706
Horticulture Teryl R. Roper
Entomology Daniel L. Mahr
Plant Pathology Patricia S. McManus
Copyright © The Ohio State University 2004
All educational programs conducted by Ohio State University Extension are available to clientele on a nondiscriminatory basis without regard to race, color, creed, religion, sexual orientation, national origin, gender, age, disability or Vietnam-era veteran status.
Keith L. Smith, Associate Vice President for Ag. Adm. and Director, OSU Extension.
TDD No. 800-589-8292 (Ohio only) or 614-292-1868