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Farm Progress Reports

2012 Farm Progress Reports

Armstrong Research and Demonstration Farms

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Weed Management Programs in No-tillage Soybean
Michael D. Owen, Damian D. Franzenburg, Dean M. Grossnickle, and James F. Lux

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Potassium Uptake and Recycling to the Soil in Corn and Soybean
Antonio P. Mallarino, Ryan R. Oltmans, and Bernard J. Havlovic

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Grass-finished Beef Pilot Project: Cattle Performance
Peter J. Lammers, Suzanne T. Millman, Reneé Dewell, Jessica R. Juarez, Michelle L. Christianson, Dallas L. Maxwell, and Mark S. Honeyman

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The Effects of Bedding Pack Clean-out in Hoop Barns for Feedlot Cattle
Mark S. Honeyman, W. Darrell Busby, Shawn C. Shouse, and Dallas L. Maxwell

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Effectiveness of Foliar Fungicides by Timing on Hybrid Corn
Alison E. Robertson, John M. Shriver, Kirk A. Schwarte, and Bernard J. Havlovic

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Corn and Soybean Production with a Winter Rye Cover Crop
John E. Sawyer, Jose L. Pantoja, and Daniel W. Barker

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Elite Soybean Test—South
Kevin O. Scholbrock

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Comparison of Organic and Conventional Crops at the Neely-Kinyon Long-term Agroecological Research Site
Kathleen Delate, Ryan C. Rice, Ning Wang, Kirk A. Schwarte, and Randy J. Breach

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Armstrong and Neely-Kinyon Research Farms Summary
Armstrong and Neely-Kinyon Research and Demonstration Farms and Bernard J. Havlovic

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Glyphosate, Manganese, and Zinc Soybean Trial
Mark A. Licht; Zachary A, Koopman; and Kent R. Berns

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Imidacloprid Patch Use on Roses for Japanese Beetle Control
Taylor R. Goetzinger, Nick E. Christians, and Ann Marie VanDerZanden

Horticulture Stations

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A Warning System for Anthracnose Fruit Rot on Strawberries
Xiaoyu Zhang, Jean C. Batzer, and Mark L. Gleason

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Sweet Potato Cultivar Trial
Ajay Nair, Ben Bergaum, and Moriah Bilenky

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Season Extension Strategies for Fall Lettuce Production
Ajay Nair, Brandon H. Carpenter, Rajeev Arora, and Nicholas P. Howell

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Perennial Ryegrass Cultivar Study
Zachary A. Simons, Nick E. Christians, and Daniel J. Strey

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Organic Practices for the Production of Muskmelon
Jean C. Batzer and Mark L. Gleason

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Mosquito and Arbovirus Activity
Lyric C. Bartholomay and Brendan M. Dunphy

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National Elm Trial
Jean C. Batzer and Mark L. Gleason

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Kentucky Bluegrass Cultivar Study
Zachary A. Simons, Nick E. Christians, and Daniel J. Strey

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Evaluation of Solitare for Postemergence Crabgrass Control
Nick E. Christians and Daniel J. Strey

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Effects of Overwintering Conditions on Nesting Behavior of Painted Turtles
Timothy Mitchell, Cecilia Hinsley, and Fredric J. Janzen II

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Effect of Plastic Mulch and Trellises on Cucumber Production in High Tunnels
Ajay Nair, Brandon H. Carpenter, and Laura K. Weieneth

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Effect of Lime SulfurThinning Sprays on Return Bloom of Scab-resistant Apples
Paul A. Domoto, Dennis Katuuramu, Gail R. Nonnecke, and Lynn R. Schroeder

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Converting a Research Green to a Bentgrass Fairway
Daniel J. Strey, Marcus A. Jones, and Nick E. Christians

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Comparison of Organic and Conventional Agriculture Systems on Crop Production
Christopher J. Pelzer, Mahdi Al-Kaisi, and Kathleen Delate

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Cold Hardy Wine Grape Cultivar Trial
Paul A. Domoto, Gail R. Nonnecke, Paul Tabor, and Leah B. Riesselman

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Canopy Management Practices and Light Interception of Northern Grape Cultivars
Dylan P. Rolfes, Gail R. Nonnecke, and Paul A. Domoto

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Biochar as a Soil Amendment for Vegetable Production
Brandon H. Carpenter and Ajay Nair

McNay Research and Demonstration Farms

Muscatine Island Farms

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Tomato Cultivar Trial
Vincent Lawson

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Scaling-up Row Covers for Management of Bacterial Wilt of Muskmelon
Zachary Torres, Jean C. Batzer, and Mark L. Gleason

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Muscatine Island Research Farm Summary
Muscatine Island Research and Demonstration Farm and Vincent Lawson

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Effect of Biochar on Sweet Corn Production
Ajay Nair and Vincent Lawson

Northeast Research and Demonstration Farms

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Weed Management Programs in Corn
Michael D. Owen, Damian D. Franzenburg, Dean M. Grossnickle, and James F. Lux

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Soybean Aphid Efficacy Evaluation in Northeast Iowa
Erin W. Hodgson, Gregory R. VanNostrand, and Kenneth T. Pecinovsky

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Oat Variety Trial
Brian J. Lang and Kenneth T. Pecinovsky

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Northeast Research Farm Summary
Northeast Research and Demonstration Farm and Kenneth T. Pecinovsky

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Foliar Fungicides for Alfalfa Production
Brian J. Lang and Kenneth T. Pecinovsky

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Effects of Seed Treatments and a Soil-applied Nematicide on Corn Yields and Nematode Population Densities
Gregory L. Tylka, Mychele Batista Da Silva, and Kenneth T. Pecinovsky

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Effectiveness of Foliar Fungicides by Timing on Hybrid Corn
Alison E. Robertson, John M. Shriver, and Kenneth T. Pecinovsky

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Corn and Soybean Production with a Winter Rye Cover Crop
John E. Sawyer, Jose L. Pantoja, and Daniel W. Barker

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Corn and Soybean Potassium Uptake, Removal with Harvest, and Recycling to the Soil
Antonio P. Mallarino, Ryan R. Oltmans, Louis B. Thompson, and Kenneth T. Pecinovsky

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Asparagus Cultivar Trial
Patrick O'Malley and Kenneth T. Pecinovsky

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Antibiotic Resistant Bacteria and Resistance Genes in Crop Fields
Michelle L. Soupir, Matthew J. Helmers, and Thomas B. Moorman

Northern Research and Demonstration Farms

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Effectiveness of Foliar Fungicides by Timing on Hybrid Corn
Alison E. Robertson, John M. Shriver, and David Rueber

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Corn and Soybean Potassium Uptake, Removal with Grain, and Recycling to the Soil
Antonio P. Mallarino, Ryan R. Oltmans, and David Rueber

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Alternative Grass Variety Trial 2010–2012
Stephen K. Barnhart and David Rueber

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Use of Ground Eggshells as a Liming Source
John D. Holmes and David Rueber

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Elite Soybean Test—North
Kevin O. Scholbrock

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Transplanting and Row Cover Effect on Corn
David Rueber, Roger W. Elmore, and Warren L. Pierson

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Northern Research Farm Summary
North Central Iowa Research Association

Northwest and Allee Research and Demonstration Farms

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Effects of Tillage and Phosphorus Source onLong-term Phosphorus Runoff Loss and Crop Yield
Antonio P. Mallarino, Mazhar Ul Haq, Matthew J. Helmers, Joshua L. Sievers, and Ryan Rusk

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Effects of Seed Treatments and a Soil-applied Nematicide on Corn Yields and Nematode Population Densities
Gregory L. Tylka, Mychele Batista da Silva, Joel L. DeJong, Joshua L. Sievers, and Ryan Rusk

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Corn and Soybean Production with a Winter Rye Cover Crop
John E. Sawyer, Jose L. Pantoja, and Daniel W. Barker

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Aphids in Corn Research
Erin W. Hodgson, Gregory R. VanNostrand, Ryan Rusk, and Joshua L. Sievers

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Soybean Fungicide Evaluation Study
Paul C. Kassel and Joshua L. Sievers

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Soybean Aphid Efficacy Evaluation
Erin W. Hodgson, Gregory R. VanNostrand, Joshua L. Sievers, and Ryan Rusk

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Soil Moisture
Paul C. Kassel and Joel L. DeJong

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Northwest and Allee Farms Summary
Northwest Iowa Experimental Association, Joshua L. Sievers, and Lyle T. Rossiter

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Influence of Land Rolling on Soybean Production and Associated Weeds
Andrew W. Lenssen; Terry L. Basol; Joel L. DeJong; John D. Holmes; Mark A. Licht; Zachary A, Koopman; Micah B. Smidt; and Joshua L. Sievers

Southeast Research and Demonstration Farms

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Evaluation of Fungicide and Insecticide Seed Treatments on Soybeans
Alison E. Robertson, Daren S. Mueller, Stith N. Wiggs, and Erin W. Hodgson

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Evaluation of Organic Corn Varieties
Kathleen Delate, Ryan C. Rice, Ning Wang, and Myron C. Rees

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Corn and Soybean Production with a Winter Rye Cover Crop
John E. Sawyer, Jose L. Pantoja, and Daniel W. Barker

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Soybean Replant Study
James A. Fawcett and Myron C. Rees

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Southeast Research Farm Summary
Southeast Iowa Agricultural Research Association and Myron C. Rees

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Potassium Uptake and Recycling to the Soil in Corn and Soybean
Antonio P. Mallarino, Ryan R. Oltmans, Myron C. Rees, and Kevin Van Dee

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Impact of Drainage Water Management on Crop Yield
Matthew J. Helmers, Xiaobo Zhou, Carl H. Pederson, and Gregory L. Brenneman

Western Research and Demonstration Farms

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Western Research Farm Summary
Western Iowa Experimental Farm Association

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Soil Moisture
Joel L. DeJong and Paul C. Kassel