Here’s the latest from the University of Wisconsin.
- UW Pest Management Field Day July 1 at Arlington
The UW Pest Management Field Day will be held on Tuesday, July 1st at the Arlington Ag Research Station. The field day will feature herbicide evaluation trials, weed management research, and herbicide demonstrations plus updates on the latest in UW plant pathology and entomology research.
- Herbicides Kill Weeds – Why not the Crop?
Why is it that crops are not harmed by herbicides? The simple explanation is that some plants are able to metabolize (or detoxify) the herbicide into non-toxic chemicals before they damage the plant. However, before the discussion continues about metabolism, a quick review about herbicide mode of action is justified.
- How to price standing forage: Factsheet and Excel worksheet
Sales of standing forage require agreement on price and a method of determining yield whether forage is sold by the bale or ton. This factsheet describes a method to help buyer and seller determine an appropriate price range for short term sales.
- Risk for Soybean Rust in Wisconsin Currently Low – May 2008
Recently, we received an email asking about the risk for soybean rust in Wisconsin in 2008, especially since growers are considering altering planting plans with the wet conditions found in parts of the state. In examining the situation in the southern U.S., the current risk of soybean rust in Wisconsin is low.
- UW-Extension/Madison Plant Disease Diagnostic Clinic (PDDC) Update
The PDDC receives samples of many plant samples from around the state. The following diseases/disorders have been identified at the PDDC since May 7,2008:
- Will we have Significant Alfalfa Weevil Damage in 2008?
Last year we saw a noticeable increase in weevil incidence and severity compared to previous years. That by itself doesn’t mean weevil damage will be higher this year. But it does give us a reminder that we should continue to scout alfalfa fields in a timely manner.
- Cool Wet Weather May Increase Secondary Insect Injury to Corn
The cool, wet weather we’ve been experiencing has the potential to increase the amount of secondary insect injury to corn seed and/or emerging seedlings. The longer it takes corn to develop the longer it will be susceptible. The end results may be reduced stands and poor seedling vigor which are often mistakenly attributed to planter problems or poor seed
quality.
- New pub- Moth Identification Guide for Blacklight Trap Catch in Wisconsin
New UW Extension Publication A3855—If you are maintaining a blacklight trap, you’ll appreciate being able to refer to this overview of moths you’re likely to encounter. This concise guide highlights key wing markings to help you quickly identify specimens. It profiles 16 common moths.
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