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Construction students get high-level training from Ohio CAT at the Digital Earthworks Sandbox
machine and helped each student as they tested out the equipment. "While we wouldn't usually be ...
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Understanding How Soil Test Phosphorus Impacts Water Quality
https://ohioline.osu.edu/factsheet/anr-0111
Soil test P is one indicator of environmental P loss potential from a field. STP values above 100 ppm ... Tests as Risk Indicators for Leaching of Dissolved Phosphorus from Agricultural Soils in Ontario. Soil ... called eutrophication, results in depleted dissolved oxygen in water bodies. A soil test for P (STP) ...
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Soil Phosphorus and Crop Response to Phosphorus Fertilizer in Ohio
https://ohioline.osu.edu/factsheet/anr-0146
responding to applied P can best be predicted by soil-test P levels. Recently, Culman et al. (2023) published ... 29.9% of trials, soybean in 14.2% of trials, and wheat in 36.8% trials. Critical soil test levels ranged ... Furthermore, the risk of yield loss with no P application decreased as the soil P level increased. As per the ...
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Elderberry Production in Ohio
https://ohioline.osu.edu/factsheet/anr-0110
Ensure ideal soil condition and fertility. Ideal nutrient conditions are a pH level of 5.5–6.5, 50 ... conditions for elderberries (pH level of 5.5–6.5, 50 lb/acre (25 ppm) of phosphorus, and 200–300 lb/acre ... lb/acre (25 ppm) of phosphorus, and 200–300 lb/acre (100–150 ppm) (Byers et al. 2012) as reported on ...
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Grapevine Nutrient Management: Petiole Sampling and Analysis
https://ohioline.osu.edu/factsheet/hyg-1438
availability. However, there is a poor relationship between soil and plant nutrient levels. While a soil may be ... adequate levels of another nutrient while the soil test indicates a deficiency. This poor relationship may ... Manganese (Mn) 25–1,000 ppm 3 31–150 ppm Iron (Fe) 30–100 ppm 31–50 ppm Copper (Cu) 5–15 ppm 5–15 ppm Boron ...
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Developing Phosphorus and Potassium Recommendations for Field Crops
https://ohioline.osu.edu/factsheet/agf-0515
determined using field studies to correlate soil test levels to crop yield response. Ohio data was used to ... This framework strives to build soil test levels up to and beyond a critical level, and then maintain ... these levels over time. The critical level is a key component to this framework. Soil test levels above ...
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The Basics of Grant Writing: Becoming Grant Ready
https://ohioline.osu.edu/factsheet/cdfs-4118
provides flexibility with the program guidelines at the local level. Pass-through grants are awarded to ... current data available from expert sources. Do not overdo the amount of data—find a good balance between ... foundation grantors hold collaboration and partnership in high esteem” (Smith & Tremore, 2008). ...
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Estimated Return-to-Seed of Variable vs. Uniform Corn Seeding Rates
https://ohioline.osu.edu/factsheet/agf-520
to predict or identify areas of consistent yield levels (high, medium, low) and stability (stable vs. ... 18,000 to 50,000 seeds per acre. Most studies in Ohio were planted between early May and early June, and ... profitability—can vary within and among fields with small differences in soils and weather. Given the advances in ...
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4-H Quality Assurance (QA) Test Out Session
https://butler.osu.edu/events/4-h-quality-assurance-qa-test-out-session
Pre-registration required. Learn more here: https://butler.osu.edu/program-areas/4-h-youth-development/quality-assurance-program ...
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Narrow Row Spacing in Corn: Management Considerations for Ohio
https://ohioline.osu.edu/factsheet/anr-0152
date, hybrid maturity, row spacing, plant population, and input levels (Ahmad et al., 2010). Growers, ... farm level. In recent years, these dynamics have led to some interest in producing corn (Zea mays L.) ... greater yields were produced at the high-yield-potential site in South Charleston (>200 bushels per ...