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Articles Tagged with ''Nitrates''

Calculating Nitrogen Loss from Heavy Rains

April 7, 2015 | Posted in Nutrient Management

The amount of nitrogen lost to heavy rains depends on several factors, but the major one is the form of nitrogen applied, according to University of Kentucky Ag Extension.

From the Desk of Laura Allen

Growers Face Lawsuit for Water Nitrate Pollution

By Laura Barrera posted on March 17, 2015 | Posted in Water Management

After a 60-day notice of intent to sue, Des Moines Water Works voted unanimously to file a federal lawsuit against three counties in northwest Iowa for nitrate pollution. While enacting regulations may not solve the problem, I think it's a wake-up call for no-tillers to ensure they're doing everything in their power to limit nutrient runoff from their fields.

Des Moines to Sue Iowa Counties Over Nitrates

March 12, 2015 | Posted in Nutrient Management, Water Management

Des Moines Water Works will file a federal suit against Buena Vista, Calhoun and Sac counties in northwest Iowa for nitrate pollution.

USDA Finds Cover Crops Can Reduce Nitrate Load Runoff

February 6, 2015 | Posted in Seeding & Planting, Cover Crops, Nutrient Management, Water Management

USDA researchers say that winter rye crops seeded in no-till corn-soybean systems have the potential to reduce annual nitrate loss in field drainage by about 18 pounds per acre.

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.

Environment, Genetics Play Key Roles In Maximizing Root Growth

No-tillers looking to develop a healthier, stronger root system will want to focus on how to create optimal soil environments that interact well with good genetics.

By Laura Barrera posted on December 1, 2014 | Posted in Nutrient Management, Soil Health

No-tillers may keep an eye on what’s going on aboveground throughout the growing season, but what's taking place belowground can also have a big impact on crop health and yield.

No-Till Notes

Managing Nitrogen Practices Now Will Provide Benefits

No-tillers who research the most efficient timing, placement and method of nitrogen application can reduce environmental losses and still increase yields.

By Jim Leverich posted on June 1, 2014 | Posted in Nutrient Management, Water Management

As the U.S. EPA pressures state regulators to follow provisions in the Clean Water Act more closely, many states are drawing up nitrogen management plans that could affect no-tillers in the future.

No-Till Wheat Stubble Fields May Need Spring Nitrogen Boost

May 1, 2014 | Posted in Nutrient Management

Source: Montana State University

No-till crop production provides benefits through reduced soil erosion and soil moisture loss, which potentially increases yield.

Get More From Your Nitrogen With Late-Season Stalk Tests

Lessons learned from measuring nitrates as corn reaches physiological maturity can help no-tillers improve nitrogen management and the farm’s bottom line.

By John Dobberstein posted on October 1, 2013 | Posted in Nutrient Management

No-tillers wanting to get a better handle on how efficiently they’re using nitrogen on corn acres should consider late-season corn-stalk nitrate sampling programs, including one offered by the Iowa Soybean Association On-Farm Network.

What Happens To Fertilizer In The Soil?

March 11, 2013 | Posted in Nutrient Management

Source: International Plant Nutrition Institute

A lot of careful consideration goes into selecting which fertilizer should be added to a crop, but all the decisions have been made, little thought is then given to what actually happens next.

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