Jim Specht - Emeritus Professor of Agronomy

Maximum daily temperature and humdity recorded at Harvard in June 2017
Maximum daily temperature and humdity recorded at Harvard in June 2017

Potential Off-Target Dicamba Movement from Corn Applications

February 15, 2018
While the new soybean dicamba herbicides were often blamed for injury to sensitive plants in 2017, a deeper look at the timing of injury and the weather conditions at those times suggests dicamba applications in corn may have contributed to plant injury in many areas. Increased management for all dicamba applications will be needed in 2018.

Read more

Soybean field with areas of extended growth due to street lights

Q&A - Will the eclipse affect soybean growth?

August 9, 2017
This Q&A takes a look at whether light-sensitive soybean growth may be affected by the Aug. 21 eclipse.

Read more

Sample CornSoyWater Screen Message

CornSoyWater: Real-Time Aid for Corn and Soybean Irrigation Decisions

July 11, 2017
Use CornSoyWater and its app to monitor soil available water and crop water use and to identify fields where stress is likely occurring or will be occurring within the next three days. The tool is free, user friendly, and can help you monitor fields from a distance.

Read more

Center pivot irrigation of soybean
The online tool SoyWater can aid in staging crop growth stage of soybeans and scheduling irrigations at the right time for maximum efficiency and impact. ons and make the ones you do apply more efficient.

Using SoyWater to Schedule Irrigation and Monitor Soybean Stages to Guide Decision-Making

June 26, 2017
SoyWater is an online tool that, based on the information you input, can provide timely, field-specific irrigation recommendations to increase irrigation efficiency.

Read more

Nebraska precipitation map

When Weather Delays Planting – Now What?

May 26, 2017
Agronomists consider several options for those pushed into late planting due to heavy rains. Changing corn hybrids or soybean varieties is not recommended, nor is shifting to alternate crops.

Read more

Chart of Nebraska & US corn yield trends (1971-2016)

Soybean and Corn Yield and Acreage Trends through 2016

May 25, 2017
Nebraska soybean and corn yields steadily increased from 1971 to 2016, in both irrigated and rainfed production fields. Charts based on USDA National Agricultural Statistics Service numbers track these changes.

Read more

Meat thermometer measuring soil temperature

Corn, Soybean Planting Considerations for this Week’s Cold Snap

April 24, 2017
With nighttime lows predicted to drop several nights this week, growers are advised to cautiously assess the potential for germination problems due to imbibitional chilling before planting. Agronomists advise checking soil temperatures in each field the day of planting as well as forecast temperatures for 24 hours (soybeans) or 48 hours (corn) after planting.

Read more

3 top tps for delayed soybean planting
3 top tps for delayed soybean planting

Adjusting for Delayed Soybean Planting

May 27, 2016
As wet conditions further delay soybean planting in some areas, learn what practices may need to be adjusted and which don't to achieve a successful soybean stand.

Read more