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  1. Should we add Diaporthe stem canker and Cercospora leaf blight to our list of disease ratings for Ohio in 2018?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2017-31/should-we-add-diaporthe-stem-canker-and-cercospora-leaf-blight

    leaves attached. The canker is not as well defined but can occur from the third node at the bottom of the ... are the actual fungus. The bottom two nodes of the plant are still green – which can separate it from ...

  2. Wheat Crop Update: The Crop May be Further Along Than You Think

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-11/wheat-crop-update-crop-may-be-further-along-you-think

    nodes. At Feekes 6, the first node is visible at the base of the stem, about an inch or so above the soil ...

  3. C.O.R.N. Newsletter 2010-09

    https://agcrops.osu.edu/newsletters/2010/09

    can be visually determined when the first node is observed above the soil surface. To check for this ... node, dig up plants from multiple locations in the field, remove the secondary (smaller) tillers and ... that is slightly a different shade of green than the rest of the stem, then the first node is present. ...

  4. Bt Resistance in Western Corn Rootworm—The 3rd Shoe Has Dropped

    https://agcrops.osu.edu/newsletter/corn-newsletter/bt-resistance-western-corn-rootworm%E2%80%94-3rd-shoe-has-dropped

    use the 0-3 node injury scale to rate feeding (see this guide by Dr. Chris DiFonzo @ Michigan State ...

  5. Adjustments for Late Planted (or Replanted) Soybean

    https://agcrops.osu.edu/newsletter/corn-newsletter/adjustments-late-planted-or-replanted-soybean

    produce nodes where pods can form before vegetative growth is slowed due to flowering and pod formation.  ...

  6. C.O.R.N. Newsletter 2004-20

    https://agcrops.osu.edu/newsletters/2004/20

    One root chewed to within 1-1/2 inch of the plant. 4. One node of the roots destroyed. 5. Two nodes of ... the roots destroyed. 6. Three nodes of the roots destroyed. Modified Node-Injury Scale. Rating by ... roots chewed to 1.5 inches of stalk 0.1 one root chewed to 1.5 inches of stalk 1 one node of roots ...

  7. Wheat Heading Growth Stage

    https://agcrops.osu.edu/newsletter/corn-newsletter/2015-13/wheat-heading-growth-stage

    Identify the flag leaf, which is the fourth leaf above the lowest node on the stem, and look at the ...

  8. Diagnosing Soybean Seedling Issues in 2018

    https://agcrops.osu.edu/newsletter/corn-newsletter/2018-17/diagnosing-soybean-seedling-issues-2018

    compensate for low populations by increasing the number of branches, nodes, and pods per plant.    After ...

  9. Wheat Nitrogen Rates

    https://agcrops.osu.edu/newsletter/corn-newsletter/2017-06/wheat-nitrogen-rates

    before Feekes GS 7 (two visible nodes). Ohio State University recommends the Tri-State guide for N rates ...

  10. C.O.R.N. Newsletter 2006-29

    https://agcrops.osu.edu/newsletters/2006/29

    systems and the roots evaluated for rootworm injury using the 0-3 Node Injury Scale. When using the 0-3 ... scale, 0.00 = no damage to the root system, 1.00 = one node (or the equivalent of one node) removed from ... the root system, 2.00 = two nodes or the equivalent removed from the root system and 3.00 = three ...

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