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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.
Figure. Adult wild turkey (Meleagris gallopavo) (Image credit: Keith Weller, USDA Agricultural Research Service,
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Wild turkeys: Delicious fowl or scourge of the row crop farmer?

Wild turkeys: From abundant to threatened. When the Pilgrims landed at Plymouth Rock, wild turkey (Scientific name: Meleagris gallopavo ) populations were estimated to be in the millions. These large (adults can reach between 8 and 30 pounds) birds were a good protein source for native populations and European settlers alike. Since the days of the first Thanksgiving, un...

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Figure. Growth regulator injury on cucumber.
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Communication is key when it comes to growth regulator herbicides

Posted by Angie Peltier - Weeds

Growth regulator herbicides (GRH) Hormones (plant or animal) are chemicals that at very low concentrations regulate the activity of certain cells, tissues or organs. Auxin is a naturally occurring plant hormone and works in concert with other plant hormones to affect many different plant processes including: which type of plant cells will grow, how much these cell...

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Figure. Swollen soybean female cyst nematodes on soybean roots (photo credits: Elizabeth Bush, Virginia Polytechnic Institute and State University,

SCN: Sample soil now to determine risk in 2014

When considering which soybean varieties to plant in 2014, don't forget about the little animal that can (sight unseen) threaten yield, the soybean cyst nematode ( Figure )! Yield loss potential. SCN is the pathogen responsible for the most disease-associated yield loss in soybean. Between 2006 and 2009, SCN caused between 25 and 38 percent of all...

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Figure. Recent bare soil temperatures at a 4 inch depth at the NWIARDC.

Fall nitrogen considerations

Factors affecting soil N retention. Soil N is lost through the activities of soil-borne bacteria through chemical reactions called nitrification and denitrification.  With nitrification, enzymes in bacteria convert ammonium ions (NH 4 + ) to nitrite ions (NO 2 - ) and then to nitrate ions (NO 3 - ).  Leaching is the movem...

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