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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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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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Cross and Drewry publish article on remote diagnosis of wheat stripe rust progression
high-throughput classification of WSR severity. Utilizing random forest models based on leaf-level and ... canopy-level hyperspectral data, researchers achieved classification accuracies of 45-52%, which improved to ... 79-96% with off-by-one scoring. The canopy-level model outperformed the leaf-level models, highlighting ...
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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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Homesteading Conference Oct 26, 2024, Boone County KY
https://butler.osu.edu/news/homesteading-conference-oct-26-2024-boone-county-ky
Getters: Small Ruminants on the Homestead, Hogsteading: The Pasture Pig Playbook, Composting & Soil ...
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4-H STEM programming is on the move with the 4-H Mobile Classroom
https://ohio4h.org/september-2024/4-h-stem-programming-move-4-h-mobile-classroom
look at seeds up close and tested soil moisture using a soil probe made with Microbits. STEAM on the ... Trumbull 4-H campers at Camp Whitewood also had the opportunity to try different stations on the bus. High ...
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Preparing for the future: Hoisington siblings thrive in Ohio 4-H workforce prep event
proud mother, Amber Miller Hoisington. Brin-Leigh, a high school sophomore with aspirations in animal ... accepted for the position. Interviewing is a great skill, and I highly recommend doing the Workforce Prep ... the Intermediate level," Amber said. "As for Djouby, who came to our family from Haiti just ...
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Ohio Data That Shaped the Tri-State Fertilizer Recommendations
https://ohioline.osu.edu/factsheet/agf-518
that very low soil test levels require high fertilizer rates, but as soil test levels increase, our ... able to answer the question, “At what soil test level should I apply fertilizer to see a yield ... response?” To answer this question, we need to establish a critical soil test level. For each trial, we ...
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Lewis receives 2024 Rising Collegiate Star Award from SWE
https://fabe.osu.edu/news/lewis-receives-2024-rising-collegiate-star-award-swe
awards on a National level- I remember feeling so proud and so impressed by those female engineers, and ...