Just because you concentrate on no-tilling corn, soybeans or another crop doesn’t mean you can’t pick up plenty of yield-building residue management tricks from other growers. To do a better job of managing residues, check out how these eight Pacific Northwest and western Canadian growers go about managing residues for top profit.
While we think of straw and chaff strictly as valuable no-till residue, environmentalists in the Pacific Northwest are attempting to get the U.S. Environmental Protection Agency to label straw and other crop residue materials as solid waste. The result of these legal maneuverings could eventually have a serious impact on the residue management strategies used by no-tillers all around the country.
Whether it's managing residue or growing a cover crop ahead of alfalfa, details about what has worked on other farms offers a head start toward success. Growers asking for valuable input often find answers at Farmers’ Forum, the online bulletin board at www.no-tillfarmer.com. As always, we’ll share some of that information here.
The harvesting of corn residue, referred to as stover, as ethanol fodder will focus on “flat soils with high yields in wet areas. That’s where to start,” according to Jim Hettenhaus, a chemical engineer who works on ethanol-related issues with the U.S. Department of Energy and private companies.
With a one-pass operation that places seed and fertilizer into an otherwise undisturbed seedbed and packs the furrow, no-till systems shine when it comes to both better yields and disease control, says Andy Lenssen, a Montana State University entomologist.
When it comes to effectively managing soil temperatures or moisture next spring in your no-tilled fields, your residue management strategies need to be in place this fall.
Curt Swartzmiller stands in front of the meeting room with a majestic 6-foot tall metal pole. The prop for his conservation speech is a driven ground tool.
Since soil organic matter is extremely important for no-till success, it's definitely to your benefit to leave all of your crop residue in the field. Not only does higher soil organic matter encourage a slow-release source of nutrients, but it will also improve the structure of your soils.
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Franck Groeneweg, who no-tills a variety of crops on more than 12,000 acres near Three Forks, Mont., shares how his massive Johnson-Su bioreactor system allows him to apply compost extract in furrow during planting season.
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