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The Facts on Nitrogen Release Using Cover Crops in the Dakotas

August 21, 2019 | Posted in Soil Health

Source: AgWeek

There's this idea floating around that cover crops will take up nitrogen this growing season and then release that nitrogen for next year's crop. Add on top of that, an ability to anticipate when that nitrogen will be released by selecting specific cover crops in a mix (this is the C:N ratio stuff you hear about). Find out more in this article from AgWeek by Abbey Wick, North Dakota State University Extension Soil Health Specialist.

Addressing Misconceptions About Carbon-to-Nitrogen Ratios and Nutrient Credits

July 18, 2019 | Posted in Soil Health

Source: North Dakota State University Extension

Most information on cover crops in books and even from some farmer speakers indicates low carbon-to-nitrogen ratios mean nitrogen will be released to the cover crop. But some research North Dakota State University Extension is finding otherwise.

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Cover Cropping in Integrated Farming Systems

Last week we had boots on the ground at the Big Soil Health Event in Cedar Falls, Iowa where agronomist David Kleinschmidt emphasized the importance of considering Carbon to Nitrogen ratios of cover crops and residues.

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