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Developing Phosphorus and Potassium Recommendations for Field Crops
https://ohioline.osu.edu/factsheet/AGF-515
+ (0.05 x CEC))] + (YP x CR) + 20 CL is the critical level (100 ppm at a CEC of 10), STL is the soil test ... test results are based on soil calibration studies that correlate soil test levels to crop yield ... crop (buildup stage). Once soil test values reach the critical soil test level, a maintenance approach ...
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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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JIT Inventory: Amazon-Yes, Dairy Producer-No
This land amount will vary based on soil quality, weather, forage yield, harvest and storage losses, ... milking cow. High production herds (100 lb milk/cow) will require 15% more land (1.7 to 2.3 acres/cow) ... These forages will have high sugar content and will replace corn silage with added ground corn. Plan for ...
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Milk Prices, Costs of Nutrients, Margins and Comparison of Feedstuffs Prices
prices are all lower for March than for January, contributing to a lower Cow-Jones Index in this issue. ... at these nutrient prices, the Cow-Jones Index was used for average US cows weighing 1500 lb and ...
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Keeping Phosphorus Out of Waterways
https://agnr.osu.edu/news/keeping-phosphorus-out-waterways
million. Almost every year, somewhere in Ohio, at least one public alert goes out about high nitrate levels ... are testing phosphorus filters that have removed up to 75 percent of the phosphorus running through ... field, rainfall percolates through layers of soil and eventually into an underground plastic pipe system ...
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Fertilizing Perennial Forages on Dairy Farms
test P exceeds the agronomic level of 50 ppm, there is increased potential of P losses into streams ... Many dairy farms have high levels of soil P, making the expense of fertilizer P unnecessary. When soil ... harm animals fed those forages. A recent soil test should always guide what nutrients to apply and how ...
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Cover Crops in the Garden
https://ohioline.osu.edu/factsheet/hyg-5814
benefits, results will vary depending on soil type and condition. Starting organic matter levels, tillage ... to introduce cover crops into their garden depending on their skill level and desired management ... level. This fact sheet provides basic, fact-based information that is not readily available to home ...
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Feeding for Milk Components
https://dairy.osu.edu/newsletter/buckeye-dairy-news/volume-25-issue-2/feeding-milk-components
starch, such as high moisture corn, Increasing concentrations of high-quality undegradable protein, ... means reducing inclusion rate of distiller grains which are usually high in sulfur). During 2023, the ... Stevenson. 2021. Review: Perspective on high-performing dairy cows and herds. Animal 15 (Suppl 1); ...
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Ohio State University Extension Small Farm Program announces the 2020 Ohio New and Small Farm Colleges
participants will receive a notebook (per each $150 registration) of all resource materials, a soil test ... week. This class will be limited to the First 50 registrations. The cost of the course is $150 per ...
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Using Dairy Manure with Newly Planted Crops
did not produce reasonable ears of grain. Leaving manure on the soil surface will not capture as much ... the soil surface and keep it off the leaves of the wheat plants. ...