Corn

Also see: Corn

Nutrient Levels, Fertility, and the Price Squeeze March 30, 2016

Current economic conditions are a challenge for crop producers to earn profits from corn, soybean, winter wheat, and milo production. Following is a discussion around how to make nutrient decisions this year. Robert Tigner is an Extension Educator focusing on agricultural economic issues.

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Managing and Preparing for Nitrogen Loss March 24, 2016

Spring is officially here, and with it the uncertainty of spring rains or late snow showers. For many Nebraska farmers, finishing preparation for planting or waiting on the starting line to plant is the number one priority. Nitrogen (N) management may not be the most important thought crossing their minds. But, now is a great time to think about N management for this upcoming season.

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New Corn Herbicides for 2016 March 21, 2016

Several new herbicides have been registered for weed control in corn. These herbicides do not have an active ingredient with a new mode of action, but rather are pre-mixtures of existing herbicides. They can provide excellent weed control if applied according to label directions. A season-long weed management plan should include herbicides with multiple modes of action.

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March 15 Entry Deadline for Innovative Youth Corn Challenge March 1, 2016

NOTE: The entry deadline for the Innovative Youth Corn Challenge has been extended to March 30, 2016.

Teams of Nebraska youth are invited to enter the Innovative Youth Corn Challenge contest by March 15.

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Depictions of Palmer amaranth in corn
Figure 1. (L) Palmer amaranth in corn and (R) a Palmer amaranth seedling. A member of the pigweed family, Palmer amaranth is a difficult to control broadleaf made even more difficult by its growing resistance to herbicides, including atrazine and HPPD inhibitors.

Managing Herbicide-Resistant Palmer Amaranth Field Day July 1, 2015

Learn how to get an edge on managing Palmer amaranth resistant to atrazine and HPPD-inhibitor herbicides Tuesday, Aug. 4 at a Nebraska Extension field day near Shickley.

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Wheat stem maggot in corn
Wheat stem maggot in corn

Managing Stalk Borers in Corn May 22, 2015

Common stalk borer eggs are hatching in the southern half of Nebraska and scouting should begin when 1300-1400 degree days have accumulated. This is when larvae start moving into corn and other crops. Stalk borer growth is based on accumulated degree days, using a base of 41°F since January 1.

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Corn in flooded soil
Corn in flooded soil

Corn and Soybean Survival in Saturated and Flooded Soils May 7, 2015

Several factors affect corn and soybean survival in flooded soils at early season growth stages. The oxygen supply in saturated soils becomes depleted within about 48 hours. Cool air temperatures will help increase the possibility of survival, but germinating seed and plants would not be expected to survive more than four days.

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