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Farm Progress Reports

2006 Farm Progress Reports

Ag Engineering/Agronomy, Central Iowa and BioCentury Research Farms

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Agronomic and Economic Performance Characteristics of Conventional and Low-External-Input Cropping Systems
Matthew Z. Liebman, David N. Sundberg, Jaclyn K. Borza, Andrew Howard Heggenstaller, and Craig A. Chase

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Farms Staff
Central Iowa Research and Demonstration Farm

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Farm and Weather Summary, Ag Engineering and Agronomy Farm
Michael W. Fiscus, David Starrett, and Richard D. Vandepol

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Corn Planting Date
Lori Abendroth, Roger W. Elmore, and Leslie Freehill

Armstrong Research and Demonstration Farms

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Comparison of Organic and Conventional Crops, Long-Term Agroecological Research (LTAR) Site
Kathleen Delate, Andrea McKern, Cynthia A. Cambardella, and Robert Burcham

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Wallace Foundation for Rural Research and Development
Armstrong and Neely-Kinyon Research and Demonstration Farms

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Acknowledgments
Armstrong and Neely-Kinyon Research and Demonstration Farms

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Corn Planting Date
Lori Abendroth and Roger W. Elmore

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Grape Cultivar by Management System Trial Performance in 2006
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, and Bernard J. Havlovic

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Finishing Beef Cattle on Grass with Self-Fed By-Products
Daniel G. Morrical, Mark S. Honeyman, James R. Russell, Daryl R. Strohbehn, Dallas L. Maxwell, Darrell Busby, and Joe Sellers

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Farm and Weather Summary
Armstrong and Neely-Kinyon Research and Demonstration Farms

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Fall-Calving Beef-Cow Herd Grazing Demonstration at the CRP Research and Demonstration Farm Near Corning, Iowa—2006
Chris Nelson, Rick Sprague, Brian Peterson, William Bartenhagen, John Klein, and Michael Olive

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Evaluation of Organic Soybean Rust Treatments for Organic Production
Kathleen Delate, Andrea McKern, and Robert Burcham

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Organic Corn Seed Coat Treatments
Kathleen Delate, Andrea McKern, and Robert Burcham

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Oat Variety Test
Ronald Skrdla and Jean-Luc Jannink

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Information on Experiments in Previous Annual Progress Reports
Armstrong and Neely-Kinyon Research and Demonstration Farms

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High Tunnel Tomato Production
Henry G. Taber, Bernard J. Havlovic, and Nicholas P. Howell

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Wine Grape Cultivar Trial Performance in 2006
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, Lisa Smiley, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, Kevin Van Dee, and Joseph M. Hannan

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Research Farm Projects
Armstrong and Neely-Kinyon Research and Demonstration Farms

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Pasture Weaning Calves in a Rotational Grazing Demonstration with Beef Cows in Adams County in 2006
Chris Nelson, Rick Sprague, Brian Peterson, William Bartenhagen, John Klein, Stephen K. Barnhart, and Michael Olive

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Winter Wheat Variety Test
Ronald Skrdla and Jean-Luc Jannink

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Influence of Vineyard Management Practices and Cultivar on Grape Berry Properties
Lisa Marie Wasko, Gail R. Nonnecke, and Paul A. Domoto

Horticulture Stations

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Certainty Quackgrass Trial—2006
Nick E. Christians, Christopher Blume, and Ryan Krull

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Broadleaf Weed Control in Kentucky Bluegrass Turf with NEU 1173H—2006
Matthew Thomas Klingenberg, Nick E. Christians, and Christopher Blume

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Comparison of Immune Structure and Function of Nestling and Adult Tree Swallows
Maria Gabriela Palacios, Carol M. Vleck, and David Vleck

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Grape Cultivar by Management System Trial Performance in 2006
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, and Bernard J. Havlovic

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Farm Staff
Horticulture Research Station

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Research Station Projects
Horticulture Research Station

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Farm and Weather Summary
Nicholas P. Howell

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High Tunnel Tomato Production
Henry G. Taber, Bernard J. Havlovic, and Nicholas P. Howell

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2006 Preemergence Crabgrass Control Study
Christopher Blume and Nick E. Christians

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Lesco Greens Fertilizer Field Trial
Matthew Thomas Klingenberg, Nick E. Christians, and Christopher Blume

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Wine Grape Cultivar Trial Performance in 2006
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, Lisa Smiley, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, Joseph M. Hannan, and Kevin Van Dee

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Sweet Corn ToppingTrial
Henry G. Taber and Vincent Lawson

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ISU Student Organic Farm
Peter J. Lammers, Sarah Carlson, Denis Reich, and Kevin Maher

McNay Research and Demonstration Farms

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Heritability Estimates for Fatty Acid Concentration in Angus Beef
Richard G. Tait Jr., S. Zhang, Travis J. Knight, Daryl R. Strohbehn, Donald C. Beitz, and James M. Reecy

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Corn Planting Date
Lori Abendroth, Roger W. Elmore, and Leslie Freehill

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A Project to Produce Calves from Selected Historical Angus Bulls
Mark S. Honeyman, Dennis R. Maxwell, and Kevin Maher

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Mosquito Surveillance
Lyric Bartholomay

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McNay Memorial Research and Demonstration Farm Staff
McNay Memorial Research and Demonstration Farm

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IBK (pinkeye) in Black Angus Cattle
Jose E. Rodriguez, Abebe Hassen, Richard G. Tait Jr., and James M. Reecy

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Storage Project of Wet Distillers Grains
Daniel D. Loy, Daniel G. Morrical, Daryl R. Strohbehn, and Joe Sellers

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Research Farm Projects
McNay Memorial Research and Demonstration Farm

Muscatine Island Farms

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Arborvitae (Thuja occidentalis) Cultivar Observation
Vincent Lawson and Joseph M. Hannan

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All-America Selections Vegetable Trial
Joseph M. Hannan and Vincent Lawson

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Potato CultivarTrial
Vincent Lawson

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Muscatine Island Research Farm Association
Muscatine Island Research and Demonstration Farm

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Sweet Corn Topping Evaluation
Vincent Lawson and Henry G. Taber

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Strawberry Cultivar Trial
Vincent Lawson and Gail R. Nonnecke

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Soybean Cyst Nematode Resistant Soybean Trial
Vincent Lawson, Gregory L. Tylka, Christopher C. Marett, and Gregory D. Gebhart

Northeast Research and Demonstration Farms

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Corn Planting Date
Lori Abendroth and Roger W. Elmore

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Barley Variety Test
Ronald Skrdla and Jean-Luc Jannink

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Wine Grape Cultivar Trial Performance in 2006
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, Lisa Smiley, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, Kevin Van Dee, and Joseph M. Hannan

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Acknowledgments
Northeast Research and Demonstration Farm

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Farm and Weather Summary
Kenneth T. Pecinovsky

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Evaluation of Soybean Fungicides in 2006
Leonor F.S. Leandro, Xiao-Bing Yang, Alison E. Robertson, Shrishail S. Navi, and John M. Shriver

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Corn Response to Nitrogen Rates
Chad G. Ingels and Kenneth T. Pecinovsky

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Impact of Swine Manure Application on Water Quality
Rameshwar S. Kanwar, Carl H. Pederson, Matthew J. Helmers, John E. Sawyer, and Antonio P. Mallarino

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Food-Grade Soybean Variety Evaluation Studies
James Jensen and Kenneth T. Pecinovsky

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Research Farm Projects
Northeast Research and Demonstration Farm

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

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Products Evaluated for Corn Rootworm Management
James Oleson and Jonathan Tollefson

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Experimentsin Previous Annual Reports
Northeast Research and Demonstration Farm

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Oat Variety Test
Ronald Skrdla and Jean-Luc Jannink

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Wine Grape Cultivar Trial Performance in 2006
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, Lisa Smiley, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, Kevin Van Dee, and Joseph M. Hannan

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Weed Management Strategies in Soybean
Michael D. Owen, James F. Lux, and Damian D. Franzenburg

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Weed Management in Corn with Preemergence and Postemergence Applied Herbicides
Michael D. Owen, James F. Lux, and Damian D. Franzenburg

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Sulfur Deficiency in Northeast Iowa Alfalfa Production
Brian J. Lang, John E. Sawyer, and Stephen K. Barnhart

Northern Research and Demonstration Farms

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North Central Iowa Research Association, 2006
Northern Research and Demonstration Farm

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Northern Research Farm History
Northern Research and Demonstration Farm

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

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Corn Planting Date
Lori Abendroth, Roger W. Elmore, and Leslie Freehill

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Research Farm Projects
Northern Research and Demonstration Farm

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Potassium Fertilization Rate Effects on Soil-Test Potassium and Yields of Corn and Soybeans
Antonio P. Mallarino, Matthew William Clover, and David Rueber

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Northwest Iowa Experimental Association
Northwest Research Farm and Allee Demonstration Farm

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Small Grain Demonstration Plots
Ronald Skrdla and Jean-Luc Jannink

Northwest and Allee Research and Demonstration Farms

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Corn Planting Date
Lori Abendroth and Roger W. Elmore

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The Corn Burner, An Alternative Heat Source
Joshua L. Sievers and Kris Kohl

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Barley VarietyTest
Ronald Skrdla and Jean-Luc Jannink

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Cultivar and Planting Date Effects on Organic Flax, 2005–2006
Mary H. Wiedenhoeft, Sarah Carlson, and Margaret A. Smith

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Soil Moisture
Joel L. DeJong and Paul C. Kassel

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Seeding Rate for Flax, 2005–2006
Mary H. Wiedenhoeft, Sarah Carlson, David Haden, and Margaret A. Smith

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Northwest Iowa On-Farm Research
Joel L. DeJong and Joshua L. Sievers

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Oat Variety Test
Ronald Skrdla and Jean-Luc Jannink

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Projects at Sutherland and Doon
Northwest Research Farm and Allee Demonstration Farm

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WinterTriticale Variety Test
Ronald Skrdla and Jean-Luc Jannink

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Weed Management Strategies for Organic Flax, 2005–2006
Mary H. Wiedenhoeft, Sarah Carlson, and Margaret A. Smith

Southeast Research and Demonstration Farms

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Southeast Iowa Agricultural Research Association
Southeast Research and Demonstration Farm

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Evaluation of Organic Corn Varieties
Kathleen Delate, Andrea McKern, and Kevin Van Dee

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Corn Planting Date
Lori Abendroth, Roger W. Elmore, and Leslie Freehill

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Oat Variety Test
Ronald Skrdla and Jean-Luc Jannink

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Nutrient Analysis of Iowa Grown Field Peas for Swine Feed
Josephat G. Njoka, Mark S. Honeyman, and Thomas G. Miller

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Low Linolenic Soybean Variety Test
James Jensen and Kevin Van Dee

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Foliar Fertilization and Fungicide Application for Soybean
Antonio P. Mallarino, Daniel Kaiser, and Kevin Van Dee

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Winter Triticale Variety Test
Ronald Skrdla and Jean-Luc Jannink

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Wine Grape Cultivar Trial Performance in 2006
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, Lisa Smiley, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, Kevin Van Dee, and Joseph M. Hannan

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Research Farm Projects
Southeast Research and Demonstration Farm

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Products Evaluated for Corn Rootworm Management
James Oleson and Jonathan Tollefson

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Winter Wheat Variety Test
Ronald Skrdla and Jean-Luc Jannink

Western Research and Demonstration Farms

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Comparison of Gain and Carcass Traits from Pasture- and Feedlot-Finished Beef Steers Supplemented with Distillers Grain Co-Products
Roxanne Knock, Allen H. Trenkle, Donald C. Beitz, Elisabeth J. Huff-Lonergan, Steven M. Lonergan, and James R. Russell

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Western Iowa Experimental Farm Association, 2006
Western Research and Demonstration Farm

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Triticale Fed to Finishing Pigsin Hoop Barns
Zeb Sullivan and Mark S. Honeyman

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Research Farm Projects
Western Research and Demonstration Farm

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Farm Summary
Wayne B. Roush

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Weather and Growing Season Summary, 2006
Mark A. Licht and Wayne B. Roush