IC-494(10) -- May 16, 2005

Insects and Mites
Black cutworms, dingy cutworms, and predicted cutting dates
Cutting dates are coming right up.
Plant Diseases
Soybean rust weekly outlook: May 15, 2005
Includes maps of potential deposition areas.
Plant Diseases
Team investigates plant problems
A closeup view of ISU's Plant Disease Clinic.
Crop Production
Change in yield and quality of alfalfa
Lower yields vs. higher feeding value.
Degree Days
Cool days set to moderate
For alfalfa weevil, black cutworm, and other pest predictions.
Weed Management
Delayed soil-applied corn herbicide options
Includes handy table of soil-applied herbicides postemergence.
Weed Management
Importance of timely scouting for weeds
Timely application is critical to protect corn yields.
Announcements
RUSLE2 and P Index Workshopts
Join us on June 22 or June 24 in Ford Dodge!
Announcements
DNR requesting input from ag producers on water quality plans
Your chance for input into problem of high nitrate and bacteria levels.
Insects and Mites
Stalk borers love giant ragweed -- and corn
Giant ragweed is a favorite host for stalk borers.
 Previous Issue
Updated 05/27/2005 - 1:55pm

Change in yield and quality of alfalfa

by Steve Barnhart, extension forage agronomist, Department of Agronomy
Lower yields vs. higher feeding value.
Updated 05/15/2005 - 1:00pm

Black cutworms, dingy cutworms, and predicted cutting dates

by Marlin Rice, professor, Department of Entomology
Cutting dates are coming right up.
Updated 05/15/2005 - 1:00pm

Cool days set to moderate

by Rich Pope, extension program specialist, Department of Entomology
For alfalfa weevil, black cutworm, and other pest predictions.
Updated 05/15/2005 - 1:00pm

Delayed soil-applied corn herbicide options

by Kristine Schaefer, extension program specialist, Department of Agronomy
Includes handy table of soil-applied herbicides postemergence.
Updated 05/15/2005 - 1:00pm

Soybean rust weekly outlook: May 15, 2005

by XB Yang, extension plant pathologist and E.M. Del Ponte and Kwang Soo Kim, postdoctoral research associates, Department of Plant Pathology and Zaitao Pan, St. Louis University
Includes maps of potential deposition areas.
Updated 05/15/2005 - 1:00pm

Team investigates plant problems

by Barbara McBreen, communications specialist; Paula Flynn and Christine Engelbrecht, plant disease diagnosticians
A closeup view of ISU's Plant Disease Clinic.
Updated 05/15/2005 - 1:00pm

Importance of timely scouting for weeds

by Bob Hartzler, extension weed scientist, Department of Agronomy
Timely application is critical to protect corn yields.
Updated 05/15/2005 - 1:00pm

Stalk borers love giant ragweed -- and corn

by Marlin Rice, professor, Department of Entomology
Giant ragweed is a favorite host for stalk borers.
Updated 05/15/2005 - 1:00pm

DNR requesting input from ag producers on water quality plans

by Jerry Neppel, TMDL specialist, Department of Iowa Department of Natural Resources
Your chance for input into problem of high nitrate and bacteria levels.
Updated 05/15/2005 - 1:00pm

RUSLE2 and P Index Workshopts

by Kapil Arora, extension agricultural engineer
Join us on June 22 or June 24 in Ford Dodge!
Updated 05/15/2005 - 1:00pm

Cold, then warm equals average

by Rich Pope, extension program specialist, Department of Entomology
For alfalfa weevil, black cutworm, and other pest predictions.
Updated 05/08/2005 - 1:00pm

Herbicide drift versus cold temperature injury

by Bob Hartzler, extension weed scientist, Department of Agronomy
What damaged my shrub?
Updated 05/08/2005 - 1:00pm

Freezing crops and freezing soil

by Elwynn Taylor, Professor and Mahdi Al-Kaisi, Assistant Professor, Department of Agronomy
Survival may be affected by tillage practice.
Updated 05/08/2005 - 1:00pm

Soybean rust weekly outlook: May 8, 2005

by XB Yang, Kwang-Soo Kim, Emerson Del Ponte, and Zaitao Pan, Department of Plant Pathology
Disease spotted in Georgia.
Updated 05/08/2005 - 1:00pm

Seed treatments may not stop cutworms

by Marlin Rice, professor, Department of Entomology
Preliminary research results are presented.
Updated 05/08/2005 - 1:00pm

After-freeze update on sentinel plots

by XB Yang, extension plant pathologist, Department of Plant Pathology and Ralph von Qualen
Some plots replanted after freeze.
Updated 05/08/2005 - 1:00pm

Soil moisture conditions -- consideration for soil compaction

by Mahdi Al-Kaisi, Assistant Professor and Mark Licht, program specialist, Department of Agronomy
How to minimize compaction in your fields.
Updated 05/08/2005 - 1:00pm

Frost/freeze on alfalfa

by Steve Barnhart, extension forage agronomist, Department of Agronomy
What happens to alfalfa at cold temperatures?
Updated 05/01/2005 - 1:00pm

Cool temperatures favor corn seedling diseases

by Alison Robertson, assistant professor, Department of Plant Pathology
Watch for seed rot and seedling blight.
Updated 05/01/2005 - 1:00pm

April runs hot and cold

by Rich Pope, extension program specialist, Department of Entomology
The latest degree-day information.
Updated 05/01/2005 - 1:00pm

Frost-damaged corn

by Palle Pedersen, assistant professor, Department of Agronomy
What does cool weather mean for the corn crop?
Updated 05/01/2005 - 1:00pm

Herbicides and cold weather

by Bob Hartzler, extension weed scientist, Department of Agronomy
Potential for reduced herbicide performance.
Updated 05/01/2005 - 1:00pm

Bean leaf beetle and bean pod mottle virus management: An integrated approach

by Marlin Rice, professor and Jeffrey Bradshaw, graduate student, Department of Entomology and John H. Hill, Department of Plant Pathology
A helpful decision guide.
Updated 03/26/2007 - 12:52pm

Three new products receive Section 18 labels for Asian soybean rust management

by Alison Robertson, assistant professor, Department of Plant Pathology, and Kristine Schaefer, extension program specialist, Department of Agronomy
New options for growers.
Updated 05/01/2005 - 1:00pm

Progress in soybean rust sentinel plots

by Ralph von Qualen, independent plant pathologist, and XB Yang, extension plant pathologist, Department of Plant Pathology
Map shows where plots are in Iowa.
Updated 05/01/2005 - 1:00pm

How to reduce potential soil erosion early in the spring

by Mahdi Al-Kaisi, Assistant Professor and Mark Licht, program specialist, Department of Agronomy
Strategies for keeping your topsoil.
Updated 05/01/2005 - 1:00pm

Soybean rust update - May 2, 2005

by E.M. Del Ponte, postdoctoral research associate and XB Yang, extension plant pathologist, Department of Plant Pathology
The latest on the rust situation.
Updated 05/01/2005 - 1:00pm

Should I hold back on planting soybean?

by Palle Pedersen, assistant professor, Department of Agronomy
Evaluate risk prior to planting.
Updated 05/01/2005 - 1:00pm

Bean leaf beetles: Numbers low but survival high

by Marlin Rice, professor, Department of Entomology
Includes historic population graph.
Updated 11/10/2006 - 11:47am