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Tag "nitrogen"

Minnesota: How to Estimate Nitrogen Loss from Leaching

Minnesota: How to Estimate Nitrogen Loss from Leaching

👤By Nora Nolden, University of Minnesota 🕔Sep 21, 2017

The nitrogen cycle dictates the form and movement of nitrogen in the soil and in plants. Given adequate time and temperature, nitrogen in the soil will convert to the nitrate form, which is susceptible to loss in two pathways: denitrification,

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Minnesota: Everything You Need to Know Before Applying N This Fall

Minnesota: Everything You Need to Know Before Applying N This Fall

👤By Fabián Fernández, University of Minnesota Extension Nutrient Management Specialist 🕔Sep 11, 2017

It’s that time of year again. Fall is upon us and harvest is just around the corner. There are big decisions to make when it comes to fall nitrogen. Should you apply? If so, when? What form of N should

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Missouri Corn: 2017 Was a Sneaky Year for N Loss

Missouri Corn: 2017 Was a Sneaky Year for N Loss

👤By Peter Scharf, University of Missouri Extension Specialist 🕔Sep 8, 2017

Based on a drive across northern Missouri on August 22-23, I would say that we lost quite a bit of corn yield to N deficiency this year. In northeast Missouri (Shelbina to Columbia), about half of the fields were affected,

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Iowa Corn: Nitrogen Considerations with Dry Conditions in 2017

Iowa Corn: Nitrogen Considerations with Dry Conditions in 2017

👤By Antonio Mallarino and John Sawyer, Iowa State University Extension Agronomists 🕔Aug 31, 2017

The dry conditions in some areas of Iowa in 2017 have raised several soil fertility questions. In some cases, there has been relatively normal crop production and no need for management changes. In other situations with severely damaged crops, there

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Minnesota Corn, Soybeans: Nutrient Deficiencies – What Can We Learn from 2017?

Minnesota Corn, Soybeans: Nutrient Deficiencies – What Can We Learn from 2017?

👤By Daniel Kaiser, University of Minnesota Extension Soil Scientist 🕔Aug 30, 2017

Throughout the 2017 growing season, we’ve seen a few trends in nutrient management that stand out. By taking a look back at our observations, we’re better able to plan for the future, observing what worked and what didn’t. Here’s a

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Georgia Peanuts: Timing Is Important for Fertilizer Applications

Georgia Peanuts: Timing Is Important for Fertilizer Applications

👤By Andrew Sawyer, University of Georgia County Extension Agent 🕔Jul 14, 2017

When it comes to timin, if you are too early or too late you could come up short on providing these key nutrients to peanut.

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Fertilizer Costs 2017-18: Expect Holding Pattern

Fertilizer Costs 2017-18: Expect Holding Pattern

👤By Gary Schnitkey, University of Illinois Ag Economist 🕔Jul 13, 2017

Fertilizer prices have fallen in recent years, leading to lower fertilizer costs, major costs of producing corn and soybeans that have declined the most since the commodity price declines in 2013. In central Illinois, fertilizer costs for corn fell from

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Soybeans and Nitrogen:The Right Situation at the Right Time with the Right Product – DTN

Soybeans and Nitrogen:The Right Situation at the Right Time with the Right Product – DTN

👤By Daniel Davidson DTN Contributing Agronomist 🕔Jul 7, 2017

We have heard a lot about applying nitrogen (N) on soybeans over the past few years. It comes with mixed reviews because supplemental N application only provides a yield benefit about half the time. Commodity prices over the past few

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Florida Cotton: Did Excessive Rain Skew Fertility? If So, Options?

Florida Cotton: Did Excessive Rain Skew Fertility? If So, Options?

👤By Michael Mulvaney, University of Florida Cropping Systems Specialist 🕔Jul 5, 2017

If you’re like me, you’re watching this rain and wondering where your nutrients are in the soil profile.  The Jay FAWN station has recorded almost 20″ of rain so far in June.  Last week we talked about peanut gypsum application,

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Corn: Nitrogen Deficiency is a Yield Killer – DTN

Corn: Nitrogen Deficiency is a Yield Killer – DTN

👤By Russ Quinn, DTN Staff Reporter 🕔Jun 20, 2017

Nitrogen deficiencies can kill a yield. Visual evaluations of just how much nitrogen (N) is left are inaccurate enough to hurt the pocketbook. Soil and tissue tests can determine how much nitrogen is present, how much has been lost and

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