Integrated Crop Management News

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Weekly Crop and Weather Report - Sept. 28

September 29, 2009

By Doug Cooper, Extension Communications specialist

ISU Extension climatologist Elwynn Taylor, integrated pest management specialist Rich Pope and corn agronomist Roger Elmore are interview guests this week. Taylor says a light frost is possible, but no crop damage is expected. Pope reminds farmers that it's not too late to scout corn and soybean crops for weeds and insects. Elmore encourages corn farmers to pay close attention to poor standing crops as harvest gets underway.

Adjusting Hail-damaged Crops for Crop Insurance Reporting

September 29, 2009
Example of crop hail and companion hail insurance

By William Edwards, Department of Economics

Hail damage to crops in north central Iowa caused great losses; the total of which will become more defined with harvest. The following guidelines are intended to help farmers through the process of adjusting hail-damaged crops for crop insurance reporting.

Crop-hail and companion hail insurance

Update on Hail Damaged Grain

September 29, 2009

A checklist offered by ISU Extension specialists will help producers work through concerns related to marketing and using crops damaged by severe summer hail storms.

Hail Damage - Grain Quality Survey

September 17, 2009

Producers with hail damaged corn fields are invited to participate in a survey to assess the impact of hail damage on ear rot severity, mycotoxin contamination and grain quality in corn.

Fall Cutting Management for Alfalfa

September 15, 2009

By Steve Barnhart, Department of Agronomy

Rainfall throughout the growing season put most alfalfa producers behind two to three weeks for their first, and correspondingly their second, third, and sometimes forth cuttings. Now in mid-September, producers are trying to decide on their remaining fall harvest options and the possible impact on winter survival of the stands.

Crop and Weather Report - September 14

September 15, 2009

By Doug Cooper, Extension Communications specialist

Guests for the weekly crop and weather report Sept. 14 are ISU Extension climatologist Elwynn Taylor, integrated pest management specialist Rich Pope and corn agronomist Roger Elmore.

With harvest is just around the corner, Taylor says an arctic cold front is heading into the U.S. from Canada, and he doesn't think it will have any significant impact on Iowa. Mason City is the furthest behind in growing degrees days from normal of any site measured in the Corn Belt.

Studying Stover Harvest Effects on Yield, Soil, Climate

September 15, 2009

ISU researchers are conducting a three-year study looking at how removing residue at different rates affects soil productivity, nutrient cycling and greenhouse gas emissions in no-till and chisel-plow fields.

Quality Issues Related to Hail Damaged Crops

September 10, 2009
Corn ears with signs and symptoms of Gibberella ear rot, Fusarium ear rot, Penicillium ear rot and sooty mold

Harvest issues specific to hail damaged corn and soybean fields will be less severe due to recent weather. However, there are handling and storage issues that still must be considered.

Fall Combine Harvest Considerations

September 4, 2009

Before driving combines into the field, operators need to scout for field conditions. As crops are removed from the fields, time should also be spent checking field losses and making appropriate adjustments.

Getting Ready for Fall Fertilization

September 4, 2009

Planning fall fertilization activities should include giving consideration to soil sampling, and application of phosphorus and potassium, nitrogen, and manure.

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