Two New Soil Fertility Factsheets Now Available

Two new factsheets summarizing key components of the work to update the Tri-State Fertilizer Recommendations are now available.

Updated Grain Nutrient Removal Rates

How many pounds of nutrients are removed with every bushel of corn, soybean and wheat harvested? This factsheet reports new numbers and shows how nutrient removal rates in harvested grain have decreased over the past 25 years.

More information: go.osu.edu/grain

Converting Soil Test Values: Mehlich-3, Bray P, Ammonium Acetate

The updated Tri-State Fertilizer Recommendations will use the Mehlich-3 extractant as the new standard for fertilizer recommendations. This factsheet provides simple, standardized conversions that allow users to convert back and forth from these different extractants.

More information: go.osu.edu/mehlich

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About the C.O.R.N. Newsletter

C.O.R.N. Newsletter is a summary of crop observations, related information, and appropriate recommendations for Ohio crop producers and industry. C.O.R.N. Newsletter is produced by the Ohio State University Extension Agronomy Team, state specialists at The Ohio State University and the Ohio Agricultural Research and Development Center (OARDC). C.O.R.N. Newsletter questions are directed to Extension and OARDC state specialists and associates at Ohio State.