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Angie Peltier

Angie Peltier
Former Extension Educator, Commercial Agriculture

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Hill and Furrow

Current topics about crop production in Western Illinois, including field crops research at the NWIARDC in Monmouth.
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Center Field Day - July 26, 8 AM

Join personnel from the Northwestern Illinois Ag Research and Demonstration Center for their 36th annual field day on July 26. Buses will leave the research center (321 201th Ave, Monmouth) at 8 AM sharp and travel to different stops where researchers will discuss their research at the center. Presentati...

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Figure. Your Hill and Furrow blog author for the last 6 years, Angie Peltier.

Changes coming to Hill and Furrow

Posted by Angie Peltier -

Since the Hill and Furrow blog began in April 2012, a conscious effort has been made to keep its author (me) in the shadows so as to not distract from article content. However as Friday, June 23 will be my last day at University of Illinois Extension, major changes will be coming to the Hill and Furrow. I'd like to thank the blog's loyal subscribers and encourage you to not unsu...

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Figure. Foliar symptoms of bacterial leaf streak showing long lesions with wavy margins and halo visible with backlighting.  Photo courtesy of Scott Schirmer Illinois Department of Agriculture, State Plant Regulatory Official.

Keep an eye out for bacterial leaf streak in corn

Posted by Angie Peltier - Disease

Last growing season (2016) a new corn disease called bacterial leaf streak (BLS) was confirmed in Illinois for the first time in DeKalb County. Symptoms of BLS include narrow yellow, tan, brown or orange lesions with wavy margins that occur between and along leaf veins (Figure). While symptoms of this disease were observed in Nebraska as early as 2014, it took scientists several years t...

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Figure. Corn growth after different planting dates on May 18, 2017.
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Following Crop Development in a Corn Planting Date Trial

You might have always wondered whether there was some way to estimate when your corn crop is likely to reach the silking and black layer growth stages. Well you might just be in luck if you gather the following information about a particular corn hybrid (when it was planted, where it was planted, its estimated days to maturity) and use any internet browser to visit...

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Figure. Black cutworm. Note the small, black dagger-shaped marking on each outer wing.

Significant Black Cutworm Flights Continue

A significant black cutworm flight (9 moths) took place overnight May 3rd to 4th at the Northwestern Research Center in Monmouth. Along with rain, the recent weather system (which looked like a giant clock-wise turning hurricane over the middle of the US) likely carried North black cutworms. Entomologist and Illinois Natural History Survey's Coordinated Agricultural Pest Survey coordin...

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Image citation: Daren Mueller, Iowa State University,

Impacts of Saturated or Flooded (or Crusted) Soils on Crop Plants

The Northwestern Illinois Agricultural Research & Demonstration Center (NWIARDC) received 6.24 inches of rain in April, more than 3 inches of which fell over the last 5 days of the month. Relatively speaking the Monmouth area lucked out as further South, both Perry and Snicarte accumulated more than 5 inches, Belleville more than 6 inches, Rend Lake nearly 8 inches and Carbondale more than...

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Figure. Herbicide injury symptoms on corn at the Northwestern Illinois Ag R&D Center in May, 2016.

2017 Growing Season Resolution: Make a Season-long Commitment to Scouting

Posted by Angie Peltier -

Whenever a growing season ends, a lidded rubber box that houses my scouting supplies moves out from my vehicle's trunk and gets moved into the my office to make way for the lidded box holding my winter weather survival gear. Come spring, the scouting box gets restocked and switches place with the survival gear indicating that the growing season (aka scouting season) is upon us! It is im...

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