The corn leafhopper (Dalbulus maidis) is a familiar pest to corn producers and pest managers in Central (its native range) and South America.
The corn leafhopper (Dalbulus maidis) is a familiar pest to corn producers and pest managers in Central (its native range) and South America.
The post-pollination scuttlebutt overheard in coffee shops throughout Indiana during mid- to late summer often revolves around the potential for severe stress that might reduce kernel set or kernel size in neighborhood cornfields.
The heat and humidity have returned to the state, as heat indices soared above 100°F on Wednesday and Thursday (July 23-24) this week.
One of the more unusual issues showing up in Indiana corn fields this summer is “tassel wrapping”, a phenomenon where the uppermost leaves, including the flag leaf, remain tightly wrapped around the developing tassel (Figure 1).
Southern corn rust has now been confirmed in two counties (Knox and Warrick) and we are awaiting samples from Porter, Shelby, Bartholomew, Decatur, Jennings that are highly probable for this week in Indiana (Figure 1).
As mentioned in this space last week, below is a survey link to gain some insight into mid-season insect pests.
Precipitation forecasts for Indiana over the next 7 days (through late Thursday, July 24) are calling for close to 3 inches (Figure 1).
This half-day event will provide insight into the latest in grain and fiber hemp production, crop diversification, post-harvest handling, and product development.
Red crown rot of soybean continues to be a concern this season in Indiana. We have our first reports for 2025 in fields that have had a previous history.
As mentioned in this space last week, below is a survey link to gain some insight into mid-season insect pests.
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