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The Trophic State Index
The Trophic State Index is a means for lake professionals and volunteers alike to numerically measure the productivity of a natural lake or man-made reservoir. Learn how it's used in South Dakota to survey the condition of our water resources.
South Dakota Water and Community Symposium to be Held July 26
July 22, 2022
SDSU Extension will host a one-day South Dakota Water and Community Symposium on Tuesday, July 26 from 9:30 a.m. – 2:30 p.m. CDT at the Raven Precision Agriculture Center on the South Dakota State University campus in Brookings.
Urban Stormwater Systems and Leaf Litter
Leaf litter can be a significant source of organic debris to urban stormwater systems during fall rain, which can mean nutrient spikes in the receiving bodies of water. Learn some expert tips for managing leaf litter this fall.
First Fall Frost Dates
The first fall frost often marks the end of the growing season, and many garden plants may not survive the freezing temperatures. Learn about some available tools we can use to predict the first fall frost dates around the state.
Registration Open for the 2022 Eastern South Dakota Water Conference
September 21, 2022
Registration is open for the 2022 Eastern South Dakota Water Conference to be held on Wednesday, Oct. 12, at the McCrory Gardens Education and Visitor Center in Brookings, South Dakota.
Liebig’s Law of the Minimum and Phosphorus in South Dakota Surface Waters
Too much phosphorus in water can lead to increased growth of aquatic plants, algae blooms and fish kills. Learn about some recent research investigating the impact of phosphorus runoff on South Dakota's water resources.
Ages & Stages in the Garden: 4-5 year olds
If considering a garden-based learning program for four to five year-old it is important to understand some of their developmental characteristics prior to planning your program. Young children’s abilities will differ greatly from older youth.
Ages & Stages in the Garden: Ages 9-11
When working with upper elementary youth in a garden consider their physical development and skill level as you develop learning activities. Nine to eleven year olds have better coordination and reaction time by this age, however sometimes dues to growth spurs there can be short-term issues with balance and coordination. Additionally, these children have more body strength and their hand dexterity has increased.
What is the “a” in Chlorophyll-a?
Have you ever heard the term "chlorophyll a" used in reference to a lake's blue-green algae content? From type "a" to type "f," learn how different types of chlorophyll impact lakes and aquatic environments.
CSA Benefits: A Consumer Perspective
Community Supported Agriculture (CSA) programs can offer a wide variety of benefits to consumers.