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C.O.R.N. Newsletter: 2015-32

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Crop Observation and Recommendation Network

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.

Tar Spot: a New Corn Disease in the Midwest

Author(s): Pierce Paul
A few weeks ago, Tar Spot, a new disease of corn caused by the fungus Phyllachora maydis was reported for the first time in the US, first in Indiana and then in Illinois. It was
Dry Weather Makes Field Fires a Safety Concern for Farmers

Author(s): Dee Jepsen
This season, farmers are at high risk of having a field fire during corn harvest.
Application of Manure to Newly Planted Wheat Fields

Author(s): Glen Arnold, CCA
Several livestock producers have inquired about applying liquid dairy or swine manure to newly planted wheat fields using a drag hose.
Liming Considerations

Author(s): Ed Lentz, CCA, Steve Culman
Fall is an excellent time to test soil pH and determine whether any lime needs to be
Revising Fertilizer Recommendations for Corn, Soybean, and Wheat

Author(s): Steve Culman
Ohio State is in the process of updating the Tri-State Recommendations, looking specifically at N, P and K in corn, soybean and wheat. This is a major undertaking that will require
Brown Marmorated Stink Bugs on the Move into Homes and Buildings

Author(s): Andy Michel
The brown marmorated stink bug continued its presence in Ohio field crops this year. Although the incidence and damage has been less than in previous years, we have found brown