Corn

Also see: Corn
(Photo by Nathan Mueller)
Photo by Nathan Mueller

Only 27% of Corn, 7% of Soybean Emerged

May 21, 2019
With several sunny days last week planting progressed with 70% of corn and 40% of soybeans now planted. Continued progress will likely be delayed in many areas where there was rain and even snow early this week.

Read more

USDA NASS: Corn Planting at 46%, Soybean at 20%

May 13, 2019
As of Sunday 46% of the state's corn was planted, up from 35% last week, but well behind the five-year average of 72%. Approximately 20% of soybean had been planted, up from 14% last week, but well behind the average of 32%.

Read more

Photos illustrating two points in rating system used to evaluate freeze damage to seedling corn. These show corn recovery from frost at V1-V2 growth stage in 2014 near Craig
Figure 1. Photos illustrating two points in rating system used to evaluate freeze damage to seedling corn. These show corn recovery from frost at V1-V2 growth stage in 2014 near Craig. (Photo by Roger Elmore)

Frozen, Emerged Corn?

May 10, 2019
Temperatures in some fields early Friday morning may have caused some to remember 2017 conditions and wonder about possible frost damage to corn seedlings. Here's how this year is different.

Read more

Figure 1. A research plot at the university’s Eastern Nebraska Research and Extension Center (ENREC) near Mead on May 13, 2019. The entire plot is covered with no-till corn residue. The west half also is covered with a November 17 planted cereal rye cover crop. Soil temperatures 2 inches deep were recorded in each half, but were essentially the same, so are averaged in this report.
Figure 1. A research plot at the university’s Eastern Nebraska Research and Extension Center (ENREC) near Mead on May 13, 2019. The entire plot is covered with no-till corn residue. The west half also is covered with a November 17 planted cereal rye cover crop. Soil temperatures 2 inches deep were recorded in each half, but were essentially the same, so are averaged in this report.

Soybean Germination/Emergence with April Planting Dates Relative to Coincident Air and Soil Temperatures in April and May

May 16, 2019
A closer look at air and soil temperatures in April and soybean germination and emergence from 10 planting dates did not find chilling injury, despite periods below 50°F. Further research is needed to better understand the imbibitional period in soybean.

Read more

Graph of corn and soybean market trends

Crop Marketing Plans with Yield Uncertainty

May 10, 2019
Farmers affected by early spring flooding likely have increased yield risk from changed soil characteristics, excess moisture, or late planting and may want to consider adjusting their plans for 2019 grain sales.

Read more

With Delayed Corn Planting, Is It Time To Switch Maturities?

May 9, 2019
Research suggests that staying with a full-season hybrid until late May often provides the best yield. If planting is delayed to late May or early June, consider a medium-season CRM might be considered.

Read more

Corn seedling exhibiting disease symptoms

New CW Podcast on Corn Seedling Diseases

May 8, 2019
Michael Sindelar talks with Extension Plant Pathologist Tamra Jackson-Ziems about common corn seedling diseases, what to watch for in the field, and how to collect and submit quality samples for diagnosis.

Read more

When estimating whether severely injured plants will survive, check the growing point. Healthy growing point is yellow/white and firm as is shown in this picture. Unhealthy growing point is discolored and soft to the touch.
When estimating whether severely injured plants will survive, check the growing point. Healthy growing point is yellow/white and firm as is shown in this picture. Unhealthy growing point is discolored and soft to the touch.

Replanting Corn: Things To Do and Think About

May 15, 2020
With the recent frost events that occurred the weekend of May 9-10, 2020 in portions of the State, some are questioning the need to replant corn. It’s important to assess potential recovery before making replant decisions.

Read more