Tag Archives: Undersander

Clover Root Curculio

Dan Undersander, Damon Smith, Bryan Jensen UW Extension Clover root curculio damage is being observed is several parts of Wisconsin this year. It is an occasional insect pest on alfalfa, clovers and other legumes. Damage can be serious but usually is infrequent and … Continue reading

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Using Fungicides on Alfalfa for Dairy Production in Wisconsin

Damon Smith, Assistant Professor and Extension Field Crops Plant Pathologist, UW-Madison; Scott Chapman, Researcher, Departments of Plant Pathology and Entomology, UW-Madison; Bryan Jensen, Outreach Program Manager, Integrated Pest Management Program, UW-Madison; Greg Blonde, Agricultural Agent, UW-Extension, UW-Madison; Bill Halfman, Agricultural … Continue reading

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Assessing Alfalfa Stands

Dan Undersander Hopefully, most alfalfa will come through the winter in good shape.  However, there are some areas where alfalfa will show signs of injury or winterkill due to the lack of snow cover over winter.  We expect that winterkill … Continue reading

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2015 Agronomy Update Meetings

Joe Lauer, Corn Agronomist The Department of Agronomy will offer Crop Production and Management Meetings at eight locations during January of 2015. Joe Lauer, Dan Undersander and Shawn Conley will present the latest information on hybrid/variety performance, an analysis and … Continue reading

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The Cold Temperatures and Alfalfa

Dr. Dan Undersander, Forage Agronomist Concern always arises in cold periods over winter about the effect of the low temperatures on alfalfa winter survival. This is of concern because certainly the alfalfa plant will die if exposed to cold enough … Continue reading

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2014 Wisconsin Agronomy Update Meetings

The Department of Agronomy will offer Crop Production and Management Meetings at eight locations during 2014. Joe Lauer, Dan Undersander and Shawn Conley will present the latest information on hybrid/variety performance, an analysis and discussion of last year’s growing season, … Continue reading

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Sorghum and Sorghum-sudangrasses & Frost

Dr. Dan Undersander, Forage Agronomist Sorghum and sorghum-sudangrasses crosses may be poisonous if grazed or fed improperly.  The danger of prussic acid poisoning is greatest for forage sorghum varieties, less for sorghum-sudangrass crosses, and least for surdangrasses. The young, dark … Continue reading

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A Guide to Making Soybean Silage

Dan Undersander, Professor, Kevin Jarek, Tom Anderson, Nick Schneider, and Lee Milligan, Extension Educators, University of Wisconsin, Madison 53706 Corresponding author: Dan Undersander. djunders@wisc.edu Undersander, D., Jarek, K., Anderson, T., Schneider, N., and Milligan, L. 2007. A guide to making … Continue reading

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Disease Profile: Ergot

Dan Undersander, Extension Forage Agronomist, Damon Smith, Extension Field Crops Plant Pathologist We have had a report of ergot in pastures.  This is not unexpected with the cool, wet spring we had.  This can be toxic to cattle, sheep, and … Continue reading

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Late Summer Planting Legumes to Produce Nitrogen Credits for Next Year

Dan Undersander, Department of Agronomy,  Carrie Laboski, Department of Soil Science The high price of nitrogen fertilizer has increased interest in planting a legume crop after wheat or canning crop harvest as a green manure to provide some nitrogen credits for … Continue reading

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