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Articles by Claire Keyes

Black Oats Offer No-Tillers High Biomass as Cover Crop

This shorter cultivar, very popular in Brazil, has great potential in the U.S. as a cover crop for weed suppression,disease cycle breakup and erosion control.
By Claire Keyes posted on February 10, 2018
BLACK OATS HAVE earned their place as the No. 1 cover crop on millions of no-tilled soybean acres in Brazil, and these rapidly growing, tall oats that prevent erosion and conserve soil moisture have captured the attention of U.S. researchers and growers.
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Leaders in No-Till Adoption, Advancement are Recognized

Through continuous learning, teaching and practice of cutting-edge field management, the 19th class of No-Till Innovators has encouraged and strengthened the adoption of no-till practices and advanced the principles of healthier soils.
By Claire Keyes posted on January 9, 2015 | Posted in Soil Health
The 19th Class of No-Till Innovators was recognized at the 23rd annual National No-Tillage Conference in Cincinnati, Ohio.
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Proper Soil pH is Key to Molybdenum Availability

Most problematic for legumes, molybdenum deficiencies are sometimes misdiagnosed as nitrogen deficiencies, but with a soil pH greater than 6.0, a response to applications is unlikely.
By Claire Keyes posted on December 7, 2014 | Posted in Nutrient Management

Editor’s note: This is the seventh of seven articles to be published in the No-Till Farmer newsletter on micronutrients essential to plant health.


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Chloride Protects Yield, Suppresses Diseases

Soil needs, cropping practices and environmental deposition are all factors that may contribute to chloride availability in no-till operations.
By Claire Keyes posted on December 1, 2014 | Posted in Nutrient Management
Editor’s note: This is the sixth of seven articles to be published in the No-Till Farmer newsletter on micronutrients essential to plant health.
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Copper Keys Plant Function, But Watch Out For Toxicity

Essential in all plants but needed only in small doses, no-tillers must identify a crop’s proper copper need to protect cell development and grain production.
By Claire Keyes posted on July 1, 2014
While copper is present in most U.S. soils, it is often tied up and unavailable to plants. It’s an essential micronutrient involved in many cellular reactions in plant cells. But at high levels, copper can be detrimental to plant development.
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Copper Keys Plant Function, But Watch Out For Toxicity

Essential in all plants but needed only in small doses, no-tillers must identify a crop’s proper copper need to protect cell development and grain production.
By Claire Keyes posted on July 1, 2014 | Posted in Nutrient Management, Soil Health
While copper is present in most U.S. soils, it is often tied up and unavailable to plants. It’s an essential micronutrient involved in many cellular reactions in plant cells. But at high levels, copper can be detrimental to plant development.
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No-Till Harvest Update: Great Yields, Tough Market

No-Till Harvest Update: Great Yields, Tough Market

On this episode of Conservation Ag Update, brought to you by CultivAce, we head to Amboy, Ill., where Dave Thompson shares his top takeaways from harvest season. Univ. of Illinois soil scientist Andrew Margenot discusses why some no-tillers might want to dial back P and K rates next growing season.

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