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Dense Seeding Can Reduce Canada Thistle in Planted Grasslands
Canada thistle is a common invader in grassland plantings. Over the past decade, researchers and land managers have experimented with controlling Canada thistle in planted grasslands through increasing competition from desirable plants.
Giant Wasps Are Invading My Yard! No, They Still Aren’t Murder Hornets.
Every year we receive multiple reports of giant wasps that seem to invade yards and gardens. These wasps aren’t the same as the so-called "murder hornets," but are actually cicada killer wasps.
Cedar Trees and Rangeland Loss
The issue of cedar tree invasion into South Dakota’s rangelands tends to be a regional conversation. There is generally broad agreement among most resource professionals that these trees are in fact changing our landscape in a negative way.
Thistle Caterpillars Observed on Canada Thistle
Although thistle caterpillars are normally first observed in July or August, it is possible for them to appear earlier if weather conditions are favorable. While these caterpillars are generally not present in high numbers, they can cause severe defoliation.
Poisonous Plants on Rangelands: Deathcamas and Lupine
With prolonged drought conditions throughout many areas of South Dakota, there is an increase of invasive weeds and poisonous plants on rangelands. Identification of poisonous plants is crucial to ensure livestock production is not compromised.
Drought Considerations for Grazing Range Flocks
Having a drought plan in place to best manage pastures is critical in being prepared for next year’s grazing season. Make decisions that will manage risk and promote both flock and financial longevity.
Will Mosquitos Be an Issue During This Summer?
Although it may seem like mosquitos won’t be an issue this year due to drought conditions, it is important to remember that they don’t require large bodies of water to reproduce. Mosquitos can utilize standing bodies of water, small puddles or even stagnant water in containers or old tires.
Enjoying the Outdoors Without Tick and Mosquito Bites
Outdoor activities seem extra inviting this time of year, and many people are already enjoying the long days and warmer temperatures. Ticks and mosquitoes share the outdoors with us, but there are things you can do to prevent bites from both.
West Nile Virus Update: Sept. 17, 2021
The South Dakota Department of Health's latest update indicated that West-Nile-virus-positive mosquitoes were detected in Beadle, Brookings, Brown, Codington, Hand, Hughes, Lincoln and Minnehaha counties in South Dakota.
Fall Armyworm Caterpillars Causing Issues in South Dakota
This week we started to receive reports of pastures and alfalfa stands that have been heavily fed on by fall armyworm caterpillars. Typically, these pests are not an issue in South Dakota. However, populations have been very large in many states during 2021, and they have now moved into South Dakota.