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Global Climate Change: Update 2020
https://ohioline.osu.edu/factsheet/cdfs-203
at between 280 and 300 parts per million (PPM). The data also show that during our present ... episode that is currently ongoing. The duration of these cold periods tends to be between 20 and 40 ... between 10,000 and 20,000 years ago. This temperature data is presented in Figure 3. This graph shows that ...
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Phytophthora Damping-off and Root Rot of Soybean
https://ohioline.osu.edu/factsheet/plpath-soy-04
planting, high incidence of seedling damping-off can result in yield losses greater than 50 percent in ... soils with high clay content. Traditionally, the northwest section of the state has had severe problems ... of P. sojae have been detected in Ohio soils, with as many as 50 from a single field. The tremendous ...
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Physical Properties of Granular Fertilizers and Impact on Spreading
https://ohioline.osu.edu/factsheet/fabe-5501
equates to a SGN = 150. Using sieves, once can interpret a SGN of 150 as 50% of particles were retained on ... increases, leading to high risk of product segregation during spreading. Table 1 provides the following SGN ... percentile level, respectively, for a sample d 50 = the median diameter for a sample UI (uniformity ...
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Forage as Vegetative Cover for Utility-Scale Solar in Ohio
https://ohioline.osu.edu/factsheet/cdfs-4106
soil temperatures reach 45–50 degrees Fahrenheit, typically during April and May in Ohio. Cool-season ... Barker, and Tilmon 2017). Complete all soil tests and adjustments prior to seed selection and planting. ... growing season. Soil tests should be taken every three years and fertilizer applications should be ...
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Shock Chlorination of Wells
https://ohioline.osu.edu/factsheet/aex-318
about well testing and water treatment, check the website for the Ohio State University Soil Environment ... (High-test Hypochlorite) Needed to Shock Chlorinate a Well of Different Depths and Diameters Water Depth in ... ½ pound 50-- 1/3 pound ½ pound ¾ pound 100- 1/3 pound ¾ pound 1 pound 1½ pounds 150 ¼ pound ½ pound ...
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A Guide to Corn Growth and Development
https://ohioline.osu.edu/factsheet/anr-0148
maturity). Vegetative and reproductive stages of development are determined when 50% or more of the plants ... coleoptile emerges through the soil surface (Figure 2). The root system consists of the radicle (with branch ... roots) and seminal roots. The number of calendar days between planting and emergence varies and is ...
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The Role of Micronutrients in Equine Nutrition
https://ohioline.osu.edu/factsheet/1021
species, soil fertility, weather, etc. The only way to know mineral content of your forage is to test it. ... The amount horses consume from blocks is highly variable between individuals. Horses on pasture ... should be made up of at least 50% forage. Horses get most of their daily nutrient requirements from ...
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Pigweed Identification Guide
https://ohioline.osu.edu/factsheet/anr-0077
distributed hair on the stem and a more highly branched flower. Pigweed species inhabit agronomic crop fields, ... are between 2 and 3 inches in height, and many herbicide labels require control by 4–6 inches in ... distinguishing between these species (Figures 1 and 2). Reproductive Stages and Life Cycles Reproductive ...
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Corn Hybrid Reactions to Gray Leaf Spot In Ohio, 1995-1996
https://ohioline.osu.edu/factsheet/agf-130
its relatively high yield in spite of high disease levels. Summary Results of 1995-96 strip tests ... limited. All hybrids currently on the market will develop high levels of GLS when the fungus is present on ... test. This hybrid had disease levels not significantly less than those recorded for the susceptible ...
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Sunn Hemp as a Cover Crop in Ohio
https://ohioline.osu.edu/factsheet/anr-0133
on planting/termination dates and precipitation. Total nitrogen = 50–150 lb. of N per acre (not ... average): June 10–Aug. 16 Upright growth habit: 3–9 feet Preferred soil pH: 6.5–7.5 Table 1. Rating the ... efotg.sc.egov.usda.gov/#/state/OH/documents/section=4&folder=-6. Performance Dry matter = 1,000–4,000 lb. per acre, per year Biomass quantity is highly dependent ...