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Nutrient Management

C.O.R.N. Newsletter Articles

  1. Nutrient Loss from Field Fires

    Author(s): Greg LaBarge, CPAg/CCA

    A dry fall has led to an increased number of field fires. Farmers have asked a few questions about how a field fire impacts nutrients. A quick review of several Extension resources gives us helpful information. There are two things to consider in assessing the actual losses. One, how completely did the fire consume the residue? Second, what is the coverage area? The highest losses will be when the residue is absent.

    What nutrients are lost?

    Issue: 2022-39

  2. Using Soil Tests Phosphorus Results to Identify Agronomic and Conservation Needs

    Author(s): Greg LaBarge, CPAg/CCA

    “What are the right decisions for phosphorus management in crop production that reduce water quality impacts?” is a common question I have from farmers looking to improve yield yet are concerned about downstream water quality impacts of phosphorus.

    Issue: 2020 - 30

  3. NRCS Seeks Comments on 590 Nutrient Management Standard Update

    Author(s): Greg LaBarge, CPAg/CCA

    USDA’s Ohio Natural Resources Conservation Service is inviting input, until August 31, 2020, during a 30-day comment period on their draft revisions to the Nutrient Management Practice Standard (Code 590). If approved, this Nutrient Management Standard would revise the current Ohio Field Office Technical Guide (FOTG) and provide the criteria and considerations required for all USDA Farm Bill financial and technical assistance related to the application of plant nutrients and manures.

    Issue: 2020-25

  4. Foliar Fertilizer Applications to Soybean

    Author(s): Laura Lindsey , Author(s): Steve Culman , Author(s): Emma Matcham

    When soybean prices are low, inputs need to be carefully considered. Will I get a return on my investment?

    Issue: 2020-21

  5. Potassium Deficiency?

    Author(s): Laura Lindsey , Author(s): Steve Culman

    Potassium deficiency symptoms of corn and soybean include yellowing/browning of lower (older) leaves with edges exhibiting symptoms first. Potassium deficiency symptoms can indicate low soil test potassium (K), but may also be related to recent dry soils, compaction, and poor root growth.

    Issue: 2020-21
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