Use automatic steering to avoid mowing the same ground twice

Use automatic steering to avoid mowing the same ground twice Matthew Digman, Research Agricultural Engineer, Dairy Forage Research Center (USDA-ARS)  and T. J. Shinners, Summer Engineering Intern, University of Wisconsin – Madison               We … Continue reading

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Selecting a N fertilizer rate when corn is $7/bu

Selecting a N fertilizer rate when corn is $7/bu Carrie Laboski, Extension Soil Scientist, Dept. of Soil Science, Univ. of Wisconsin-Madison With the current price of corn in the $7/bu range, growers and agronomists have been asking if they should … Continue reading

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Influence of crop rotation and nitrogen fertilizer on oat yield

Influence of crop rotation and nitrogen fertilizer on oat yield Matt Ruark, Dept. of Soil Science, Tim Wood, Lancaster Agricultural Research Station Current UWEX nitrogen (N) application guidelines for oats are 40 lb/ac for soils with 2 to 10% organic … Continue reading

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Photosensitization of Sheep and Goats from Switchgrass hay

Photosensitization of Sheep and Goats from Switchgrass hay Dan Undersander, Extension Forage Agronomist I have had a couple reports of photosensitization of sheep from feeding switchgrass hay. After feeding the hay a week or two, the sheep started exhibiting extreme sensitivity … Continue reading

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Latest Bt Corn Approval by EPA includes 5% Refuge In the Bag

Latest Bt Corn Approval by EPA includes 5% Refuge In the Bag Eileen Cullen, Extension Entomologist The EPA recently approved a 5% refuge-in-the-bag (RIB) Bt Corn.  This registration is a licensing agreement between Monsanto and Dow AgroSciences.  Genuity® SmartStax® RIB Complete™ (Monsanto) and … Continue reading

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Field-Scale Evaluation of Sweet Corn Response to Nitrogen Fertilizer Application Rates on Wisconsin’s Central Sands: Results After Two Years of Data Collection

Field-Scale Evaluation of Sweet Corn Response to Nitrogen Fertilizer Application Rates on Wisconsin’s Central Sands: Results After Two Years of Data Collection By Ken Schroeder, Matt Ruark, and Don Genrich Wisconsin ranks second in the nation for production of sweet … Continue reading

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2010 Wisconsin Corn Hybrid Performance Trials: Grain – Silage – Specialty – Organic

2010 Wisconsin Corn Hybrid Performance Trials: Grain – Silage – Specialty – Organic Joe Lauer, Extension Corn Agronomist, UW-Madison Agronomy Dept., Kent Kohn and Thierno Diallo, UW-Madison Agronomy Dept. Every year, the University of Wisconsin Extension-Madison and College of Agricultural … Continue reading

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Wet Soils Increase the Potential for Soil Compaction

Wet Soils Increase the Potential for Soil Compaction Dick Wolkowski, Extension Soil Scientist The late heavy snow and persistent rains this spring have saturated Wisconsin soils. Therefore, what producers do in their fields in the next few weeks with respect to … Continue reading

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IRM Calculator Helps Growers Plant the Right Refuge for the Right Bt Corn Hybrid

IRM Calculator Helps Growers Plant the Right Refuge for the Right Bt Corn Hybrid Eileen Cullen, Extension Entomologist In 2011, more corn hybrids contain multiple Bt traits for insect control or suppression. Refuge requirements have changed for multi-trait corn hybrids … Continue reading

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Radish as a cover crop

Radish as a cover crop Matt Ruark, Extension Soil Scientist, UWEX and Dept. of Soil Science,Kevin Shelley, UW – Nutrient and Pest Management Program,Jim Stute, Extension Agent – Rock County There has been much recent interest in planting forage radish … Continue reading

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