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2004 Annual Progress Reports

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2003 progress reports
2002 progress reports
2001 progress reports
2000 progress reports

Armstrong Research and Demonstration Farm

• Wallace Foundation for Rural Research and Development
• Information on Experiments in Previous Annual Progress Reports
• Acknowledgments
• Wallace Foundation for Rural Research and Development President’s Report
• Farm and Weather Summary
• Research Farm Projects
• Soil Moisture Survey
• Specialty Soybean Test--South
• Evaluation of Soybean Varieties for Certified Organic Production--Neely-Kinyon Trial, 2004
• Oat Variety Test
• Winter Wheat Variety Test
• Evaluation of Flax Varieties for Certified Organic Production--Neely-Kinyon Trial, 2004
• Planting Date Effects on Winter Triticale Grain and Forage Yield
• Twin Row Corn Study
• Seasonal and Rotational Influences on Corn Nitrogen Requirements
• Liming and Nitrogen Management in Corn
• Soil pH and Plant Population Effects on Soybean Yield
• Comparison of Organic and Conventional Crops at the Neely-Kinyon Long-term Agroecological Research (LTAR) Site, 2004
• Evaluation of Two Soil Amendments
• Evaluation of Organic Pest Management Treatments for Bean Leaf Beetle and Soybean Aphid--Neely-Kinyon Trial, 2004
• 2002 Leopold Grape Cultivar by Management System Trial
• 2003 Wine Grape Cultivar Trial
• Sweet Corn Variety and Pest Management Trial--Neely-Kinyon Farm, 2004
• Row Cover and Low-risk Insecticide Strategy for Cucumber Beetle Management
• Pasture Weaning Calves in a Rotational Grazing Demonstration with Beef Cows in Adams County, 2004
• Management of Optaflexx in Feedlots that Sort Cattle prior to Market
• Effect of Synovex Choice Implant on Performance and Carcass Traits of Steer Calves
• 2004 Home Demonstration Gardens
  

Central Iowa Research and Demonstration Farms

• Farms Staff
• Farm and Weather Summary, Ag Engineering/Agronomy Farm
• Farm and Weather Summary, Central Iowa Farms
• Farm and Weather Summary, Horticulture Station
• Biomass Harvest and Densification
• Soybean Aphid Aphis glycines Populations in Central Iowa, 2004
• Soybean Aphid Aphis glycines Population Responses to Bean Leaf Beetle Certoma trifurcata Management, 2004
• Prairie Cover Crops: Germination and First-season Cover and Biomass
• 2003 Wine Grape Cultivar Trial
• 2004 Home Demonstration Gardens
  

McNay Research and Demonstration Farm

• McNay Memorial Research and Demonstration Farm Staff
• Farm and Weather Summary
• Seasonal and Rotational Influences on Corn Nitrogen Requirements
• Evaluation of Popcorn, Adzuki Beans, and Triticale under Certified Organic Production—McNay Trial, 2004
• Soybean Aphid Aphis glycines Control Response to Insecticide Coverage in South Central Iowa, 2004
• Effects of Long-term Tillage and Crop Rotation on Soil Carbon and Soil Productivity
• 2004 Home Demonstration Gardens
  

Northeast Research and Demonstration Farm

• Northeast Iowa Agricultural Experimental Association, 2004-2005
• Acknowledgments
• Experiments in Previous Annual Reports
• Research Farm Projects
• Farm and Weather Summary
• Oat Variety Test
• Barley Variety Test
• Food Grade Soybean Variety Evaluation Studies
• Soybean Yield Influenced by Planting Date and Plant Population
• Soybean Planting Date Studies
• Forage Crop Research: Evaluating Forage Species in Iowa for Productivity during Drought Conditions--Quality
• Forage Crop Research: Evaluating Forage Species in Iowa for Productivity during Drought Conditions--Yield
• NO3-N Concentrations in Shallow and Deep Groundwater Wells from 1991 to 2003
• Effects of Tillage Systems and Nitrogen Source on Corn Yield
• Corn Rootworm Insecticide Performance
• Evaluation of Fungicides for the Control of Cercospora Leaf Spot, White Mold, and Brown Spot of Soybean
• Soybean Aphid Aphis glycines Populations in Northeast Iowa, 2004
• Weed Management in Corn with Preemergence- and Postemergence-Applied Herbicides | Tables
• Weed Management in Soybean | Tables
• Crop and Soil Responses to Rates of Lime
• Effects of Crop Rotation and Nitrogen Fertilization on Crop Production
• Effects of Long-Term Tillage and Crop Rotation on Yield and Soil Carbon
• Phosphorus and Potassium Placement Methods for Corn and Soybeans Managed with No-Till and Chisel Plow Tillage
• Runoff Phosphorus Loss as Affected by Tillage, Fertilizer, and Swine Manure Phosphorus Management in Corn-Soybean Production Systems
• Strawberry Variety Trial
• 2003 Wine Grape Cultivar Trial
• 2004 Home Demonstration Gardens
  

Northern Research and Demonstration Farm

• North Central Iowa Research Association
• Experiments in Previous Annual Progress Reports
• Research Farm Projects
• Farm and Weather Summary
• Specialty Soybean Test--North
• Corn and Soil Responses to N, P, K, and Lime
• Effect of a Slow-Release N Fertilizer on Corn Yields
• Phosphorus and Potassium Fertilization and Placement Methods for Corn-Soybean Rotations Managed with No-Till and Chisel Plow Tillage
• Weed Management Studies
• 2004 Home Demonstration Gardens
  

Northwest and Allee Research and Demonstration Farms

• Northwest Iowa Experimental Association
• Farm and Weather Summary, Northwest Research Farms
• Projects at Sutherland and Doon
• Sutherland Farm Celebrates 50 Years of History
• 50th Anniversary Sponsors
• Farm and Weather Summary, Allee Demonstration Farm
• Water Quality Research Plans
• Oat Variety Test, Triticale Variety Test, and Barley Variety Test
• Planting Pattern and Cultivar Effects on Flax Yields in Northwestern Iowa
• Effects of Eggshell and Ag Lime Application on Soil pH and Crop Yields
• Low Linolenic Soybean Plots
• Evaluation of Management Tactics for Bean Leaf Beetles and Bean Pod Mottle Virus in Soybean
• Lime and Tillage Research Project
• Evaluating the Adaptability of Forage Species and Varieties in Northwest Iowa
• Alternative Winter Farrowing Demonstration Project: Two-Year Summary
• Farrow-to-Finish in a Hoop Barn: A Demonstration
• 2004 Home Demonstration Gardens
  

Southeast Research and Demonstration Farm

• Southeast Iowa Agricultural Research Association
• Farm and Weather Summary
• 2004 Project List
• Oat Variety Test
• Winter Triticale Variety Test
• Winter Wheat Variety Test
• Low Linolenic Soybean Variety Trial
• Effects of Long-term Tillage and Crop Rotation on Yield and Soil Carbon
• Evaluation of Corn, Soybean, and Barley Varieties for Certified Organic Production, Crawfordsville--2004
• Seasonal and Rotational Influences on Corn Nitrogen Requirements
• Limestone Source and Crop and Soil Responses
• Vertical Tillage Study
• Soybean Yield as Influenced by Planting Date and Plant Population
• Corn Yield Effects in a Corn-Soybean Strip Cropping System
• Potassium Fertilization Effects on Soil-Test Potassium and Yields of Corn and Soybeans
• Swine Manure Nitrogen Availability and Carryover
• Corn Rootworm Insecticide Performance
• 2003 Wine Grape Cultivar Trial
• 2004 Home Demonstration Gardens
  

Western Research and Demonstration Farm

• Western Iowa Experimental Farm Association
• Farm and Weather Summary
• Projects at Western Farm and Acknowledgments
• Weather and Growing Season Summary
• Subsoil Moisture Levels for 2004
• Plant Species Effects on Diversity and Weed Invasion Resistance in Restored Grasslands
• Native Cover Crops: Germination and First-Season Cover and Biomass
• Effects of Long-term Tillage and Crop Rotation on Yield and Soil Carbon
• Incorporating Condensed Corn Distillers Solubles into an Integrated Pasture and Drylot Finishing System for Feedlot Steers
• Triticale-Based Diets for Market Pigs in Deep-Bedded Hoop Barns: A Progress Report
• The Effects of Swine Stocking Density in Hoop Structures on Growth, Carcass Composition, and Pork Quality