Agronomy eUpdate October 16th, 2025

Issue 1076

Management adjustments when planting wheat late

Wheat planting has been delayed in parts of Kansas due to ongoing harvest and recent rains. While late planting can still produce good yields, cooler conditions limit tillering and raise winter injury risks. Discover key management adjustments that can help protect your yield potential.

wheat late planting optimum planting dates 

Protect your soybeans next year: Test for Soybean Cyst Nematode after harvest

Are soybean cyst nematodes silently cutting your soybean yields? This pest is now confirmed in more than 60 Kansas counties, and most growers aren't testing. Learn how to collect soil samples, submit them to the K-State diagnostic lab, and use your results to guide next year's management decisions.

soybeans soybean cyst nematode disease SCN 

Corn grain quality: Moldy ears, low test weight, and pre-harvest sprouting

This year's late-season moisture has created ideal conditions for corn ear rots and pre-harvest sprouting. Some fungi can produce harmful mycotoxins, making accurate field identification and timely harvest essential. Learn what symptoms to look for and how to reduce grain quality losses.

corn disease ear mold diplodia aspergillus gibberella 

World of Weeds: Sericea lespedeza

This month's World of Weeds article highlights sericea lespedeza, a persistent noxious weed spreading across much of Kansas. K-State specialists explain how to identify it and use integrated management strategies to help protect pastures and rangelands.

World of Weeds sericea lespedeza noxious weed 

Late-season Tar Spot update: Why scouting still matters

Tar spot has now been confirmed in multiple Kansas counties. This article explains how to identify tar spot in the field, track its spread, and plan for next season by selecting tolerant hybrids. Timely scouting and reporting help monitor this disease statewide.

corn disease scouting tar spot 

Aspergillus ear mold in corn: Identification and testing

Aflatoxin from Aspergillus ear mold can affect corn quality, feed safety, and market acceptance. This article outlines key identification tips, testing options, feeding guidelines, and storage practices to reduce risk after harvest.

corn disease aflatoxin ear mold aspergillus 

Still waiting: Kansas remains freeze-free in mid-October

Where is the first freeze? Kansas is running behind schedule, and some areas may not see sub-freezing temperatures until November. Learn what K-State climatologists are tracking and how this unusual warmth compares to past falls.

weather climate first freeze 

Kansas Forage Conference set for Nov. 5 in Garden City

K-State will host the Kansas Forage Conference on Nov. 5 in Garden City, bringing together researchers, producers, and industry experts to share practical updates on forage management, soil health, fertility, and risk protection. The free, one-day event includes lunch, Q&A sessions, and opportunities for networking and connection.

forage meeting Forage Conference 


Search
Subscribe