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  1. C.O.R.N. Newsletter 2009-26

    https://agcrops.osu.edu/newsletters/2009/26

    pods at one of the top four nodes of the plant) are making some early appearances this year due to the ... when the plant is in full flower and the most important nodes are those on the main stem. Fungicides ... to yellow as the stem is girdled at the third or fourth node. On the surface of the canker will be ...

  2. C.O.R.N. Newsletter 2009-32

    https://agcrops.osu.edu/newsletters/2009/32

    may be often associated with multiple ear shoots per node. Several nodes of the affected plant may ... exhibit stunted ears and multiple ears per node. To compare beer can ear symptoms with other ear ...

  3. C.O.R.N. Newsletter 2004-12

    https://agcrops.osu.edu/newsletters/2004/12

    elongation growth stages (first or second node visible or Feekes stages 6 and 7). The white powdery mildew ... three leaves above that first node. Find the first node at the base of the stem and count the number of ... stage 8) occurs when you can count 4 leaves above the lowest node. The flag leaf (F) is the last leaf ...

  4. C.O.R.N. Newsletter 2005-08

    https://agcrops.osu.edu/newsletters/2005/08

    be applied prior to jointing, or prior to the appearance of the first node. Application of dicamba ... to elongate and the first node is detected at the base of the stems. Feekes' growth stage 6 is ... also call the 'first node visible' stage. You can identify growth stage 6 by digging up a few ...

  5. Mid-Season Soybean Diseases – What can we Predict?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-21/mid-season-soybean-diseases-%E2%80%93-what-can-we-predict

    infect the plant at the node.  Last year in the northeastern part of the state, we had our fungicide ...

  6. C.O.R.N. Newsletter 2005-14

    https://agcrops.osu.edu/newsletters/2005/14

    roots begin to elongate from the first stalk node in the crown area of plants shortly after leaf stage ... develop from subsequent stalk nodes over time, approximately at the same pace as the emergence of leaf ... collars, up to the 7th or 8th stalk node. By the time a plant reaches approximately V4 (four visible leaf ...

  7. C.O.R.N. Newsletter 2013-21

    https://agcrops.osu.edu/newsletters/2013/21

    in 10 different locations in your field.  To determine the level of injury, use the Node Injury ... Scale—this scale ranges from 1 to 3, were 0.5 is half of a node of roots damaged, 1 is a full node of roots ... damaged, 2 is 2 full nodes damage, etc. Any rating more than 1.0 in corn fields containing Cry3b1, or any ...

  8. C.O.R.N. Newsletter 2007-12

    https://agcrops.osu.edu/newsletters/2007/12

    point which contains the wheat head is located above the first node. Stems broken below the node will ... not form a head, but stems broken above the node can produce a head if the head can get out through ...

  9. C.O.R.N. Newsletter 2012-30

    https://agcrops.osu.edu/newsletters/2012/30

    nodes can easily be compressed when squeezing the stalk between thumb and finger. It is possible by ... vertical. If the stalk breaks between the ear and the lowest node, stalk rot is usually present. To minimize ...

  10. C.O.R.N. Newsletter 2007-26

    https://agcrops.osu.edu/newsletters/2007/26

    of the uppermost four nodes with a fully developed leaf has a pod that is at least 3/16 inch long. ... “Beer can” ear problems are often associated with multiple ear shoots per node. Several nodes of the ... affected plant may exhibit stunted ears and multiple ears per node.. Corn plants with stunted ears ...

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