Environmental DNA detects alligator snapping turtles in southern Illinois
Farm and Field

Environmental DNA detects alligator snapping turtles in southern Illinois

The prehistoric-looking alligator snapping turtle may be the largest freshwater turtle in North America, but that doesn't make it easy to spot.

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Freeze, thaw cycle aids in seeding legumes over thinning pastures
Farm and Field

Freeze, thaw cycle aids in seeding legumes over thinning pastures

Frequent freezing and thawing helps farmers overseed weakened pastures with natural fluctuations in soil helping work broadcast seed into thinned grass stands.
"It's no-till help," University of Missouri Extension forage specialist Craig Roberts said.

Study targets harvest weed seed control
Farm and Field

Study targets harvest weed seed control

In the battle against herbicide-resistant weeds, farmers are increasingly eager to add non-chemical control methods to their management toolbox.

Improving detection of early-season corn nitrogen stress
Farm and Field

Improving detection of early-season corn nitrogen stress

Deciding when and how much nitrogen fertilizer to apply is a perennial challenge for corn farmers.

Soybean study discovered genes controlling mycorrhizal colonization
Farm and Field

Soybean study discovered genes controlling mycorrhizal colonization

Like most plants, soybeans pair up with soil fungi in a symbiotic mycorrhizal relationship.

Study proposes circular phosphorus economy for Midwest
Farm and Field

Study proposes circular phosphorus economy for Midwest

The U.S. Midwest produces at least a third of the world's corn and soybean supply each year, and feeding the world requires a lot of fertilizer, mostly in the form of nitrogen and phosphorus.