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  1. Black Knot of Plums and Cherries

    https://ohioline.osu.edu/factsheet/plpath-fru-31

    youngest growth. On infected plant parts, abnormal growth of bark and wood tissues produce small, ... destroyed or removed before bud break. Chopping prunings with a flail mower (to strip infected bark and ...

  2. Growing Cabbage in the Home Garden

    https://ohioline.osu.edu/factsheet/hyg-1611

    cabbage root maggot, aphids, slugs, and flea beetles. Caution should be exercised when applying ...

  3. Controlling Non-Native Invasive Plants in Ohio's Forests: Autumn Olive and Russian Olive

    https://ohioline.osu.edu/factsheet/F-69-11

    to the point of runoff. Basal bark treatments should only be applied when the areas to be treated are ... dry and not frozen. The basal bark treatments recommended in Table 2 should be applied during the ... close to the ground and applying an herbicide to the cut surfaces (and sometimes the bark) with a spray ...

  4. Ohio’s Natural Enemies: Crab Spiders

    https://ohioline.osu.edu/factsheet/ent-70

    and blend in well with mulch, soil and leaf litter. The bark crab spider, Bassaniana versicolor, has ... a mottled brown, grey and/or black coloration that camouflages well with tree bark, soil, mulch and leaf ...

  5. Proper Calibration and Operation of Backpack and Hand Can Sprayers

    https://ohioline.osu.edu/factsheet/fabe-531

    the Best Nozzle for the Job” available online at ohioline.osu.edu/factsheet/fabe-528.  Maintain Proper ... Sprayer Tank?” available online at ohioline.osu.edu/factsheet/fabe-530. Final Thoughts The directions on ... Agricultural and Biological Engineering, Ohio State University; Dr. Dave Shetlar, Professor ...

  6. Yellowjackets

    https://ohioline.osu.edu/factsheet/HYG-2075-11

    HYG-2075 01/05/2012 David J. Shetlar, Department of Entomology Jennifer E. Andon, Department of ... logs, under loose bark of dead trees, soil cavities, and other protected places. These queens emerge ...

  7. Carpenter Ants

    https://ohioline.osu.edu/factsheet/HYG-2063

    Shetlar, The Ohio State University, Entomology) Figure 2. Arrows point to the distinguishing ... black carpenter ant.  (Photograph courtesy of Dave Shetlar, The Ohio State University, Entomology) Life ... establishes a new colony in a small cavity in decayed wood, under bark, etc. Her nest has to be in a moist ...

  8. Powdery Mildew of Grape

    https://ohioline.osu.edu/factsheet/plpath-fru-37

    comes from cleistothecia, which are fungal fruiting bodies that overwinter primarily in bark crevices on ... washed into bark crevices on the vine trunk  Control Select an open planting site with direct sunlight. ...

  9. Using the Tree Measuring Stick

    https://ohioline.osu.edu/factsheet/F-62

    bark at the top of the first log is 78 percent of the d.b.h.). There are numerous log rules used in the ... trim allowance at the mill. Measure the diameter of the log inside the bark (dib) at the small end ... (inside bark), and a shortest length of 14’6” would have an estimated volume of 106 board feet (Doyle ...

  10. Millipedes

    https://ohioline.osu.edu/factsheet/HYG-2067A-10

    HYG-2067A 10/19/2011 David J. Shetlar, Department of Entomology Millipedes normally live outdoors ...

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