Agronomy eUpdate April 1st, 2021

Issue 848

Soil temperature and moisture update in Kansas - April 1, 2021

Soil temperatures across Kansas are warming up as the month of April begins. Be sure to monitor soil temperatures in your area to ensure the best seed germination and stand establishment for your spring-planted row crops.

soil moisture spring planting soil temperature 

First hollow stem update: April 1, 2021

Winter wheat development is progressing quickly as the soil and air temperatures warm up. Read the latest update from the Wheat Extension team on which varieties have reached first hollow stem in their wheat plots.

wheat dual purpose first hollow stem 

What are the causes of yellow wheat?

During this time of the year, it is normal to see some wheat fields turn yellow. The pattern may vary from field to field, sometimes as large areas, small patches, or streaks of yellowish wheat. What are some of the main causes of yellow wheat in the spring?

wheat disease yellow wheat nutrient deficiency 

Spring-emerged volunteer wheat: Should producers worry about wheat streak mosaic virus and the green bridge?

The wet weather has resulted in the emergence of volunteer wheat over the last few weeks in some parts of Kansas. Does this flush of volunteer wheat pose a risk for wheat streak mosaic virus to the wheat crop?

wheat volunteer wheat wheat streak mosaic 

A classic March wind storm in Kansas

This last week in March started out with significant wind across Kansas. While wind is not unusual during the spring months in Kansas, how windy did it get? What will the month of April bring to Kansas? Read more here in this article.

weather wind 

Spring soybean cyst nematode sampling

Soybean cyst nematode (SCN) is a major problem in soybean fields throughout eastern and central Kansas. It is important to monitor SCN levels regularly to determine if management strategies, such as variety resistance and crop rotation, have been successful.

soil sampling soybean cyst nematode Plant Disease Diagnostic Lab 

Spring insect activity in Kansas - Alfalfa weevils and army cutworms

Get the latest update on insect activity in alfalfa and wheat fields. Alfalfa weevil larvae have been hatching throughout south central and north central Kansas for the last couple of weeks. Army cutworms are again relatively common this year.

insects army cutworms alfalfa weevils 

Commercial applicator training offered in April

Commercial applicator training sessions are planned for the month of April. These will be offered in a virtual format over the Zoom platform. There must be at least 20 registered participants to hold the training so get online to reserve your spot.

application training online resources pesticides