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Farm Progress Reports

2009 Farm Progress Reports

Ag Engineering/Agronomy, Central Iowa and BioCentury Research Farms

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Corn Harvest and Nutrient Management Systems Impacts on Phosphorus Loss with Surface Runoff
Antonio P. Mallarino, Aaron Alan Andrews, Mazhar Ul Haq, and Matthew J. Helmers

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Analysis of Corn Stover Harvesting Equipment and Corn Stover Storage Methods
Matthew J. Darr, Stuart J. Birrell, Ajay Shah, Keith E. Webster, and Curtis Peder Thoreson

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Impacts of Crop, Biomass Harvest Systems, and Nutrient Management on Yield and Subsurface Drainage Water Quality
Matthew J. Helmers, Carl H. Pederson, Ann K. Staudt, Reid Christianson, and Antonio P. Mallarino

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Ag Engineering/Agronomy Farm and Central Iowa Farms Summary
Michael W. Fiscus, David Starrett, Richard D. Vandepol, and Kent R. Berns

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Regional Corn Planting Date Recommendations for Iowa
Lori Abendroth, Stephanie Marlay, Anthony J.W. Myers, Roger W. Elmore, and Robert C. Foster

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Nitrogen Fertilization of Corn Grown with a Cover Crop
John E. Sawyer, Jose L. Pantoja, and Daniel W. Barker

Armstrong Research and Demonstration Farms

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High Tunnel Tomato, Pepper, and Bean Observations
Henry G. Taber, Bernard J. Havlovic, and Nicholas P. Howell

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2002 Grape Cultivar Trial Performance in 2009
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, Leah B. Riesselman, Bernard J. Havlovic, and Nicholas P. Howell

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Effectiveness of Foliar Fungicides by Timing on Hybrid Corn in Iowa
Alison E. Robertson, John M. Shriver, and Jeff Butler

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High Tunnel Tulip Production
Linda L. Naeve, Bernard J. Havlovic, and Leah B. Riesselman

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Nitrogen Fertilization of Corn Grown with a Cover Crop
John E. Sawyer, Jose L. Pantoja, and Daniel W. Barker

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Miscanthus Establishment and Survival
Nicholas N. Boersma and Emily A. Heaton

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Regional Corn Planting Date Recommendations for Iowa
Lori Abendroth, Stephanie Marlay, Anthony J.W. Myers, Roger W. Elmore, and Robert C. Foster

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Pumpkin and Winter Squash Weed Control
Henry G. Taber and Bernard J. Havlovic

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Wine Grape Cultivar Trial Performance in 2009
Paul A. Domoto, Gail R. Nonnecke, Joseph M. Hannan, Leah B. Riesselman, Bernard J. Havlovic, Nicholas P. Howell, Dennis N. Portz, Kenneth T. Pecinovsky, and Kevin Van Dee

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

Horticulture Stations

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Assessing New Methods of Integrated Pest Management for Apple Orchards in the Midwest
Mark L. Gleason, Adam Sisson, Rachel Kreis, and Jean C. Batzer

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Biochar as a Sand-based Rootzone Amendment
Shane R. Brockhoff and Nick E. Christians

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Apple Imprinting
Brandon H. Carpenter, Gail R. Nonnecke, Lynn R. Schroeder, and Dennis N. Portz

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Forcing Spring Bulbs in High Tunnels for Profitability
Laura Klavitter, Calynn Walters, Cynthia L. Haynes, Henry G. Taber, and Nicholas P. Howell

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Experimental Wine Making
Murli R. Dharmadhikari, Sebastian Donner, and Jennifer Hansen

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Fungicide Evaluation in Washington Creeping Bentgrass at Greens Height
Mark L. Gleason, Brady S. North, and Jean C. Batzer

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Fungicide Evaluation in Penncross Creeping Bentgrass at Fairway Height
Mark L. Gleason, Brady S. North, and Jean C. Batzer

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Fungicide Evaluation in Penncross Creeping Bentgrass at Greens Height
Mark L. Gleason, Brady S. North, and Jean C. Batzer

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Freezing Tolerance in Frontenac and Seyval blanc Grapevines
Lee H. T. Goldsmith, Gail R. Nonnecke, Paul A. Domoto, and Rajeev Arora

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2002 Grape Cultivar Trial Performance in 2009
Paul A. Domoto, Gail R. Nonnecke, Dennis N. Portz, Leah B. Riesselman, Bernard J. Havlovic, and Nicholas P. Howell

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High Tunnel Tomato, Pepper, and Bean Observations
Henry G. Taber, Bernard J. Havlovic, and Nicholas P. Howell

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Herbicide Efficacy Trial
Christopher Blume and Nick E. Christians

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Iowa Produced Amino Acid Fertilizers May Have Biostimulant Effect
Shane R. Brockhoff, Nick E. Christians, and Paul Summer

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On-going Berry-crop Production Research
Gail R. Nonnecke and Dennis N. Portz

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New Creeping Bentgrass Studies
Nick E. Christians and Christopher Blume

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

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Time of Harvest and Wine Quality of Esprit Wine Grapes
Brandon H. Carpenter, Randall J. Vos, Gail R. Nonnecke, and Sebastian Donnor

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Tenacity Turf Safety for Postemergence Applications
Christopher Blume and Nick E. Christians

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Wine Grape Cultivar Trial Performance in 2009
Paul A. Domoto, Gail R. Nonnecke, Joseph M. Hannan, Dennis N. Portz, Leah B. Riesselman, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, and Kevin Van Dee

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Update on Turfgrass Research
Christopher Blume and Nick E. Christians

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Turfgrass Fertilizer Trial
Shane R. Brockhoff and Nick E. Christians

McNay Research and Demonstration Farms

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Bale Feeder Demonstration
Joe Sellers, Kevin Maher, Dennis R. Maxwell, and Sam Ruble

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Effects of Stocking Rate, Botanical Composition, and Stream Bank Erosion on the Physical Characteristics of the Streamside Zones of Pastures (Three-year Progress Report)
Douglas Allen Bear, James R. Russell, Daniel G. Morrical, Mustafa Tufekcioglu, Thomas M. Isenhart, and John L. Kovar

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Supplemental Feeding of Mixed Co-products to Grazing Heifers
Daniel D. Loy, Ashley Thompson, Daryl R. Strohbehn, Joe Sellers, Kevin Maher, Dennis R. Maxwell, and Sam Ruble

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Regional Corn Planting Date Recommendations for Iowa
Lori Abendroth, Stephanie Marlay, Anthony J.W. Myers, Roger W. Elmore, and Robert C. Foster

Muscatine Island Farms

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Corn Earworm Control Study
Vincent Lawson and Henry G. Taber

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

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Evaluation of Soybean Varieties Resistant to Soybean Cyst Nematode
Gregory L. Tylka, Gregory D. Gebhart, and Christopher C. Marett

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Effects of Extended-duration Row Covers on Muskmelons
Erika Saalau Rojas, Jean C. Batzer, and Mark L. Gleason

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Wine Grape Cultivar Trial Performance in 2009
Paul A. Domoto, Gail R. Nonnecke, Joseph M. Hannan, Dennis N. Portz, Leah B. Riesselman, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, and Kevin Van Dee

Northeast Research and Demonstration Farms

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

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Fungicide-Insecticide Study on Soybeans
Nathan R. Bestor, Rebecca Ritson, Daren S. Mueller, Alison E. Robertson, and Matthew E. O'Neal

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Efficacy Results of Fungicides on Soybean White Mold Control
Shrishail S. Navi, Xiao-Bing Yang, and Kenneth T. Pecinovsky

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Northeast Research Farm Summary
Kenneth T. Pecinovsky

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Nitrogen Fertilization of Corn Grown with a Cover Crop
John E. Sawyer, Jose L. Pantoja, and Daniel W. Barker

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Role of Directly Connected Macropores on Pathogen Transport to Subsurface Drainage Water
Chi Kim Hoang, Carl H. Pederson, Rameshwar S. Kanwar, and Garey Fox

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Regional Corn Planting Date Recommendations for Iowa
Lori Abendroth, Stephanie Marlay, Anthony J.W. Myers, Roger W. Elmore, and Robert C. Foster

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Wine Grape Cultivar Trial Performance in 2009
Paul A. Domoto, Gail R. Nonnecke, Joseph M. Hannan, Dennis N. Portz, Leah B. Riesselman, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, and Kevin Van Dee

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

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

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Soybean Aphid Efficacy Evaluation
Matthew E. O'Neal, Erin W. Hodgson, Kevin Johnson, Gregory R. VanNostrand, Nicholas P. Schmidt, Michael Thomas Mccarville, and Kenneth T. Pecinovsky

Northern Research and Demonstration Farms

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Evaluation of Soybean Varieties in the Northern Uniform Soybean Test
Sylvia R. Cianzio, Peter Lundeen, Kyle Vander Molen, and Gregory D. Gebhart

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

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Regional Corn Planting Date Recommendations for Iowa
Lori Abendroth, Stephanie Marlay, Anthony J.W. Myers, Roger W. Elmore, and Robert C. Foster

Northwest and Allee Research and Demonstration Farms

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Corn Plant Population
Ryan Rusk and Joshua L. Sievers

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Evaluation of Narrow Row Soybeans
Ryan Rusk and Joshua L. Sievers

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Crop Yields and Phosphorus Loss with Surface Runoff as Affected by Tillage Systems and Phosphorus Sources
Antonio P. Mallarino, Mazhar Ul Haq, Matthew J. Helmers, and Ryan Rusk

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Miscanthus Establishment and Survival
Nicholas N. Boersma and Emily A. Heaton

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Management of Corn Aphids
Ryan Rusk and Joshua L. Sievers

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Evaluation of Smartstax, VT Triple Pro, and Herculex XTRA
Aaron J. Gassmann and Patrick J. Weber

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Potential for Sorghum Genotypes in a Double-cropping System
Ben Michael Goff, Kenneth J. Moore, Steven L. Fales, and Emily A. Heaton

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Soil Moisture
Joel L. DeJong

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Regional Corn Planting Date Recommendations for Iowa
Lori Abendroth, Stephanie Marlay, Anthony J.W. Myers, Roger W. Elmore, and Robert C. Foster

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Twin Row vs. Single Row Spacing at Variable Seeding Rates
Stephanie Marlay, Roger W. Elmore, and Lori Abendroth

Southeast Research and Demonstration Farms

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Evaluation of Organic Corn Varieties
Kathleen Delate, Vivian Bernau, and Kevin Van Dee

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Effectiveness of Foliar Fungicides by Timing on Hybrid Corn in Iowa
Alison E. Robertson, John M. Shriver, and Kevin Van Dee

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Bean Leaf Beetle-Phomopsis Management Trials on Soybean
Jose Pablo Soto-arias and Gary P. Munkvold

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A New Long-term Study: Evaluation of Hybrid, Nitrogen, and Potassium Interactions in Continuous Corn
Antonio P. Mallarino, Matthew William Clover, Carlos Xavier Villavicencio, and Kevin Van Dee

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Fungicide and Insecticide Study on Soybean
Nathan R. Bestor, Rebecca Ritson, Daren S. Mueller, Alison E. Robertson, and Matthew E. O'Neal

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Regional Corn Planting Date Recommendations for Iowa
Lori Abendroth, Stephanie Marlay, Anthony J.W. Myers, Roger W. Elmore, and Robert C. Foster

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Nitrogen Fertilization of Corn Grown with a Cover Crop
John E. Sawyer, Jose L. Pantoja, and Daniel W. Barker

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2009 Home Demonstration Gardens
Paul A. Domoto, Gail R. Nonnecke, Joseph M. Hannan, Dennis N. Portz, Leah B. Riesselman, Bernard J. Havlovic, Nicholas P. Howell, Kenneth T. Pecinovsky, and Kevin Van Dee

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Tile Spacing Results
Gregory L. Brenneman

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Insects and Disease Update
Mark A. Licht and Wayne B. Roush

Western Research and Demonstration Farms