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Are Ant Mounds in Pastures Bad?
We often receive reports of large ant mounds in a pastures and rangeland. These mounds are the creation of thatching ants, which are common in South Dakota. Although these mounds are often considered a nuisance, the ants may play an important role as predators of potential pest insects.
2019 June Beetle Update
In the spring of 2016, we received reports of large populations of June beetles in Central South Dakota, which indicates the start of a new cycle for the grubs. Based on these reports, it is estimated that 2019 will be the big emergence year if the 2016 adults were successful and their grubs survived.
Be on the Lookout for Black Grass Bugs
It’s time to begin scouting pasture and wheat for the presence of black grass bugs. Last year, we saw the highest populations in areas of Central and Southwestern South Dakota. If left untreated, black grass bug populations tend to increase year after year.
Use the SD Spray Tool for Inversion Detection and Weather for Pesticide Application
The SD Mesonet Spray Tool provides real-time weather data for pesticide applicators. This dedicated website for pesticide applicators uses the SD Mesonet weather data, which is updated every five minutes.
Herbicide Considerations for Cover Crop Planting in 2019
Long residual pre-emergent or early post-emergent herbicides may cause stand reduction or complete failure of cover crops. Depending on efficacy of the herbicide, each situation can both affect in-season and/or post-harvest cover crop establishment.
South Dakota Herbicide Damage
As the spray season starts, it is always good to be aware of resources and testing facilities where you can send in possible herbicide-affected plant samples. SDSU Extension offers suggestions on how to handle possible herbicide damage situations as well as recommended labs that receive plant matter samples to test for herbicide residues.
July 2019 Climate Outlook: Challenges Continue
This year’s seasonal pattern of wetter than average conditions is projected to continue through July and the rest of the summer season. The latest climate outlook, released June 20, 2019, shows an increased chance of wetter than average conditions in the next one to three months for the state of South Dakota.
Reed Canary Grass: Possible Prussic Acid & Alkaloid Issues
Prussic acid issues with reed canary grass are poorly understood and may go unrecognized if they occur. This article addresses a little-known but interesting aspect of the biology of reed canary grass.
Cover Crops & Livestock Integration: A Profit Opportunity for S.D. Farms
Cover crops have been gaining a reemerging acceptance over the last decade, with very few producers disagreeing about the potential soil health benefits of adding cover crops to their farming operation.
What are Those Gigantic Flies?
As we progress later into the summer, we commonly see an increase in horse fly activity.