Controlled traffic, cover crops and continuous no-till are boosting yields and profitability in South America, Australia and elsewhere as worldwide no-till acres near 300 million.
To gauge the world’s supply of arable farming acres, an agricultural expert once compared Earth to the size of an apple, cut into 32 slices. The number of acres suitable for food production represents only one slice, and the apple’s skin represents the world’s supply of topsoil.
Drainage, proper pH, efficient nutrient use and a top-performing planter top Roger Wenning’s checklist for building a successful no-till and strip-till operation.
Water has long been my chief adversary in farming. All of my acres have some roll to them and several areas on the farm are classified as highly erodible.
Source: Agri-News, Minnesota/Iowa, By Heather Thorstensen
Terry Elsberndbegan using no-till practices on his corn-soybean rotation to save labor and conserve soil and he recently began using no-till in a corn-on-corn rotation.
Continuous no-till can go a long way toward keeping soil where it’s supposed to be, but a monster rainstorm falling on soybean residue can still result in ephemeral gullies.
Source: Leopold Center For Sustainable Agriculture
Perennial prairie strips can help improve ecosystem health on Midwest farms without compromising the benefits of agriculture, according to a multi-year project led by researchers at Iowa State University.
No-till may be practiced on more agricultural acres in the U.S. than any other country in the world. But South American no-till consultant Rolf Derpsch believes growers here shouldn’t be satisfied.
Source: By Craig Cox, Andrew Hug and Nils Bruzelius, Environmental Working Group
In a special report, the Environmental Working Group says that across wide swaths of Iowa and other Corn Belt states, the rich, dark soil that made this region the nation’s breadbasket is being swept away at rates many times higher than official estimates.
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During the Sustainable Agriculture Summit in Minneapolis, Minn., Carrie Vollmer-Sanders, the president of Field to Market who also farms in Northeast Indiana and Northwest Ohio, shared why it is important for no-tillers and strip-tillers to share their knowledge with other farmers.
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