Search results
Search results
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Soil Sampling, Handling, and Testing
https://agcrops.osu.edu/node/3484
The accuracy of a fertilizer recommendation depends on the quality of the soil sample collected and analyzed to produce a soil test value. Taking the time to collect a quality soil sample is the first and perhaps most important step in developing a sound ...
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Tri-State Fertilizer Recommendations for Corn, Soybeans, Wheat, and Alfalfa
https://agcrops.osu.edu/FertilityResources/tri-state_info
This website provides a summarized version of the Tri-State Fertilizer Recommendations, reporting only the main points of the document, but lacking comprehensive detail. For complete information, please see the full version which is available as a pdf or ...
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Soil PH and Lime Recommendations
https://agcrops.osu.edu/node/3483
Soil pH is one of the most important properties in determining the cycling and availability of soil nutrients. Soil testing regularly and applying lime to maintain recommended pH levels should be the first step growers take to assure crops have sufficient ...
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Nitrogen
https://agcrops.osu.edu/node/3482
The profitability of crop production is highly dependent on proper nitrogen (N) management, as N fertilizer represents a large fraction of the total cost of production. Unfortunately, N is the one of the most challenging nutrients to manage in field crops ...
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Phosphorus and Potassium
https://agcrops.osu.edu/node/3478
Build-up and Maintenance Framework The tri-state fertilizer recommendations for P and K are based on a build-up and maintenance approach. This framework strives to build soil test levels up to and beyond a critical level, then maintain these levels over t ...
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Calcium, Magnesium, and Sulfur
https://agcrops.osu.edu/node/3477
Calcium (Ca), magnesium (Mg), and sulfur (S) are the three secondary nutrients required by plants, but less likely to be added as fertilizer as N, P or K. Most soils in Indiana, Michigan, and Ohio adequately supply these nutrients for plant growth. A stan ...
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Micronutrients
https://agcrops.osu.edu/node/3476
Micronutrients are essential plant nutrients that are found in trace amounts in tissue but play a vital role in plant growth and development. Of the 17 elements essential for plant growth, eight are micronutrients: boron (B), chlorine (CI), copper (Cu), i ...
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Agricultural Policy and Outlook Conference
On November 9th-13th, OSU's College of Food, Agriculture, and Environmental Sciences will host the Agricultural Policy and Outlook Conference. The conference will be a series of two-hour online webinars Nov. 9, 10, 12 and 13. Each day will focus on a ...
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Ohio Certified Crop Adviser Pre-Exam Training
The Certified Crop Adviser (CCA) Exam Training program, delivered by members of the OSU Agronomic Crops Team, will be held virtually for 2021 on January 5, 6, 7 & 8. This is normally an intensive two-day workshop but will be spread across four days th ...
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Planting Fall Cover Crops
https://agcrops.osu.edu/newsletter/corn-newsletter/2020-37/planting-fall-cover-crops
We are now approaching the time of year to think about planting fall cover crops. Cover crops can serve many purposes, ranging from erosion control to nutrient sequestration. Depending on the type and species of cover crop, benefits range from providing a ...