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  1. lambsquarters (SOA 5R)

    https://herbselector.osu.edu/weeds/lambsquarters-soa-5r

    Wedge-shaped lower leaves and oval shaped leaves later; Up to first two nodes oppoiste; the rest ...

  2. Experience Ohio State for a Day

    https://students.cfaes.ohio-state.edu/home/slides/experience-ohio-state-for-day

    interest. https://students.cfaes.ohio-state.edu/node/1892/visit_blank Marquee Slide Gray Marquee ...

  3. What is the R3 Growth Stage?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2018-23/what-r3-growth-stage

    nodes on the main stem with a fully developed leaf. (A leaf is fully developed and the node is counted ... when the leaf at the node immediately above it is open.) The soybean plant pictured is at the R3 growth ...

  4. Wheat Growers Need to Prepare For Foliar Fungicide Application As Wheat Growth in Ohio Is Ahead Two Weeks

    https://news-archive.cfaes.ohio-state.edu/news-release/wheat-growers-need-prepare-foliar-fungicide-application-wheat-growth-ohio-ahead-two

    multiple places, remove the lower leaves, and examine these tillers for the presence of nodes and the ... emergence of the flag leaf, Paul said. “At Feekes 6, the first node is visible at the base of the stem, ... about an inch or so above the soil line; at Feekes 7, two nodes are visible, one about 2 inches above ...

  5. Extension

    https://entomology.osu.edu/extension

    wooly adelgid (HWA), Adelges tsugae Annand. 02/27/2025  https://bygl.osu.edu/index.php/node ... https://bygl.osu.edu/index.php/node/2467 Boggs J, Ward S, Perry KI, Young CE,  Shetlar D, Andon J*. Just in Time for Brood XIV: OSU ... Extension Cicada Fact Sheet. 03/19/2025  https://bygl.osu.edu/index.php/node/2463 Boggs J, Kulhanek A*, ...

  6. Flood information available from OSU Ag Safety and Health website

    https://agrability.osu.edu/http%3A//agsafety.osu.edu/node/187

    information-  http://agsafety.osu.edu/node/187   ...

  7. Wheat Growth Stage: Scout for Foliar Diseases

    https://agcrops.osu.edu/newsletter/corn-newsletter/2014-13/wheat-growth-stage-scout-foliar-diseases

    Current wheat growth stage range from Feekes 7 to Feekes 10. At Feekes 7, two nodes are visible, ... addition to the two nodes seen at Feekes 7, the tip of the flag leaf, the fourth leaf above the first node ...

  8. Wheat Management by Growth Stage

    https://agcrops.osu.edu/newsletter/corn-newsletter/2015-08/wheat-management-growth-stage

    Stage 6 (first node visible).  This growth stage can be identified by examining the large tillers in the ... fields for the presence of the first node. Pull multiple large tillers, strip down the lower leaves and ... leaf sheaths on the stem, and check for the presence of the first node at the base of the stem. If this ...

  9. Are Crops Catching Up?

    https://agcrops.osu.edu/newsletter/corn-newsletter/2019-25/are-crops-catching

    soybean plants with three nodes, but were also flowering (R1 to R2 growth stage). Similar to corn, do not ... https://coolbean.info/library/documents/2017_Soybean_GrowthDev_Guide_FINAL.pdf. The reproductive stages of soybean refer to flower, pod, and seed development at specific nodes ... (e.g., R2 = open flower at one of the two uppermost nodes on the main stem with a fully developed leaf or ...

  10. Wheat Management for Spring 2025

    https://agcrops.osu.edu/newsletter/corn-newsletter/2025-10/wheat-management-spring-2025

    6 Growth Stage. At the Feekes 6 growth stage, the first node is visible above the soil surface and is ... commonly referred to as ‘jointing.’ Above this node is the head or spike, which is being pushed upwards. To ... first node (Figure 1). A video demonstrating for identifying Feekes 6 growth stage can be found here: ...

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