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Corn Silage
| Soil Fertility | Hybrid Selection | Management | Dry Down Results | Harvesting | Ensiling |
| Economics/Budgeting | Quality/Feeding |



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Soil Fertility

New N Rate Application Guidelines for Corn
by Carrie Laboski, UW Extension Soils Scientist

Nutrient Application Guidelines for Field, Vegetable and Fruit Crops
UW Extension Bulletin A2809 - available for viewing only in a .pdf format.  Provides current soil test and fertilizer recommendations for all field crops.

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Hybrid selection

Wisconsin Corn Hybrid Performance Trials - Grain and Silage - available in or spreadsheet format

Evaluating performance of corn hybrids for silage production on Wisconsin farms
by Joe Lauer, UW Extension Corn Agronomist, et. al.

What's New in Corn Silage Evaluation? Estimating Energetic/Nutritive Value
by Joe Lauer, UWEX Corn Agronomist, and Randy Shaver, UWEX Dairy Scientist.  A presentation to consultants and government agencies, Brno, Czech Republic  

Selecting Corn Silage Hybrid Maturities
by Dr. Joe Lauer, Wisconsin Crop Manager, May, 2005

Corn Silage Hybrid Selection....picking the winners so you won't be a loser      [Part 1]      [Part 2]
by Mike Rankin, Crops and Soils Agent - Fond du Lac Co.

Brown midrib corn silage for lactating dairy cows: A contemporary review
by Hidir Gencoglu, Randy Shaver and Joe Lauer, Departments of Dairy Science and Agronomy, UW-Madison

Using Milk2000 to Estimate Corn Hybrid Silage Performance
by Joe Lauer, UW Extension Corn Agronomist, et. al.  A "Focus on Forage" fact sheet

Selecting Corn Silage Hybrids and Alfalfa Varieties Using Milk2000
by Dan Undersander, UW Forage Agronomist.  Click here for the MS Power Point presentation given at the 2002 WI Fertilizer, Ag Lime, and Pest Mgt. Conf.

Milk2000: A New Way to Estimate Corn Silage Hybrid Performance
by Dr. Joe Lauer, Wisconsin Crop Manager Article, December, 2000

Corn Germplasms for Silage Uses
by Dr. Joe Lauer, UWEX Agronomy Advice, December, 1995

More Mileage from Corn Silage: Selecting Hybrids 
by Dr. Joe Lauer, UWEX Agronomy Advice, June, 1997

Brown Midrib Corn
by Dr. Joe Lauer, UWEX Agronomy Advice, March, 1997

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Management

Key management practices for profitable corn silage production – Lessons learned selecting hybrids and harvest management
by Dr. Joe Lauer, UW Extension Corn Agronomist.  A slide presentation given at the International Meeting on Systems of Production of Forages and Milk, Guadalajara, Mexico

Corn plant density for maximum grain and silage production
by Dr. Joe Lauer, UWEX Agronomy Advice, April, 2009

Planting Corn in June and July! – What can you expect?
by Dr. Joe Lauer, UWEX Agronomy Advice, June, 2008

Key Management Decisions for Producing Corn Silage
by Joe Lauer, UWEX Corn Agronomist.  A presentation given at the SATA Conference, Padenghe sul Garda, Italy

Planting Corn For Silage Following Winter-Killed Alfalfa
by Dr. Joe Lauer, Wisconsin Crop Manager Article, April, 2003

Planting Corn for Silage After a First-cut Alfalfa Harvest
by Mike Rankin, Crops and Soils Agent - Fond du Lac Co., Joe Lauer, UW-Extension Corn Agronomist, and Jerry Doll, UW-Extension Weed Management Specialist.  A "Focus on Forage" fact sheet.

Drought Stress Reduces Corn Silage Yield More Than Quality
by Dr. Joe Lauer, UWEX Agronomy Advice, August, 2007

Impact of Defoliation on Corn Forage Quality
by Dr. Joe Lauer, UWEX Agronomy Advice, August, 2007

Managing Corn Silage on Highly Erodible Land
      Follow-up comments
by Dr. Joe Lauer, Wisconsin Crop Manager Article, April and June, 2002

Current Agronomic Research Related to Corn Silage
by Dr. Joe Lauer, UW Corn Agronomist.  

Assessing the Impact of ECB on Corn Grown for Silage
by Scott Myers and John Wedberg, UW Dept. of Entomology, and Mike Ballweg, Crops and Soils Agent, UW-Extension-Sheboygan County.  A "Focus on Forage" fact sheet.

How Late Should Corn Be Planted For Silage Production?
by Dr. Joe Lauer, Wisconsin Crop Manager Article, May, 1999

Corn Silage Response to Planting Date
by Dr. Joe Lauer, Wisconsin Crop Manager Article, June, 1998

Narrow Row Corn Silage Update
by Mike Rankin, Crops and Soils Agent, UW-Extension-Fond du Lac County

How Thick Should I Plant My Corn for Corn Silage Production?
by Dr. Joe Lauer, UWEX Agronomy Advice, April, 1997

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Corn Silage Dry Down Results

Wisconsin Corn Silage Dry Down Results
Results from county corn silage dry down programs.  Sort by county or region.

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Harvesting

On-farm Moisture Testing of Corn Silage (Updated May, 2012)
by Dr. John Peters, Director- UW Soil and Forage Testing Lab, Marshfield Ag Research Station.  A "Focus on Forage" fact sheet

2-20-12  Corn Shredlage for Dairy Cows
 
A "Focus on Forage" Fact Sheet by Luis Ferraretto and Randy Shaver,UW Extension Dairy Scientist

The Relationship between Corn Grain Yield and Forage Yield:  Effect of Moisture, Hybrid and Environment
by Dr. Joe Lauer,UWEX Agronomy Advice , December 2006

Calculating Grain Yield Utilizing a Corn Silage Forage Test
by Matt Lippert, Wood County UW-Extension Agriculture Agent

Adjusting the Forage Harvester for Corn Silage Particle Size
by Dr. Ron Schuler, UW Extension Ag Engineer

Crop Processor Adjustment for Corn Silage
by Dr. Ron Schuler, UW Extension Ag Engineer

Crop Processing and Chop Length of Corn Silage: Effects on Intake, Digestion, and Milk Production by Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Rehydration of Corn Forage Standing in the Field
by Dr. Joe Lauer, Wisconsin Crop Manager Article, January, 2004

Keys to Higher Corn Forage Yields
by Joe Lauer, UW Extension Corn Agronomist.

Uneven Maturity at Corn Harvest - Handling Silage and Grain
by Dr. Joe Lauer, Wisconsin Crop Manager Article, September, 2001

Estimating the Weight of Forage in a Forage Wagon
 by Dan Wiersma, Marshfield Ag Research Station.  A "Focus on Forage" fact sheet

Predicting Corn Silage Harvest Dates
by Dr. Joe Lauer, Wisconsin Crop Manager Article, August, 2000

Contract Feed Production Arrangements
by Joe Stellato, former Shawano County Crops and Soils Agent

Working Successfully with a Custom Operator
by Joe Stellato, former Shawano Co. Crops and Soils Agent and John Biese,  former Outagamie Co. Crops and Soils Agent

What Can We Learn From the Corn Forage Drydown During 1998?
by Dr. Joe Lauer, Wisconsin Crop Manager Article, March 1999

Timing Corn Silage Harvesting and Custom Operators
by Dr. Joe Lauer, Wisconsin Crop Manager Article, August 1997

Corn Silage Yield and Quality Trade-Offs When Changing Cutting Height
by Dr. Joe Lauer, UWEX Agronomy Advice, December, 1998

Kernel Milkline: How Should We Use It For Harvesting Silage?
by Dr. Joe Lauer,UWEX Agronomy Advice , April 1999

Corn Harvest in Wisconsin During "Cool" Growing Seasons
by Dr. Joe Lauer, Agronomy Advice Article, December 1996

Harvesting Silage at the Correct Moisture
by Dr. Joe Lauer, Wisconsin Crop Manager Article, September 1996

Calculating the Value of Normal and Immature Corn Silage
by Dr. Joe Lauer, Wisconsin Crop Manager Article, September 1996

Custom Harvesting Spreadsheet - download as an Excel (*xls) file
This spreadsheet, developed by Dr. Gary Frank, allows you to help determine your forage harvesting costs vs. custom operator charges.

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Ensiling

10/06 Microbial Inoculants for Silage
by Francisco Contreras-Govea, UW Agronomy Research Associate, and Dr. Richard Muck, USDA Dairy-Forage Research Center.  A "Focus on Forage" fact sheet.
Espaņol version:  Inoculantes Microbiales para ensilaje

Effects of Corn Silage Inoculants on Aerobic Stability
Written by Dr. Richard Muck, USDA Dairy Forage Research Center

Corn Silage Inoculants that Work
A MS PowerPoint presentation given by Dr. Richard Muck, USDA Dairy-Forage Research Center, at the 2001 Forage Teaching and Technology Conference.

Lactobacillus buchneri for Silage Aerobic Stability
by David Combs and Pat Hoffman, UW Dairy Scientists.  A "Focus on Forage" fact sheet.

Adding Anhydrous Ammonia to Corn Silage
by Dr. Ron Schuler, UW Biological Systems Engineering Dept.  A "Focus on Forage" fact sheet.

Drive-Over Silage Pile Construction
UWEX Bulletin A3511

Prevent Hay Mow and Silo Fires
UWEX Bulletin A2805

Factors Affecting Bunker Silo Densities
by Dr. Brian Holmes, UW Biological Systems Engineering Dept., and
Dr. Richard Muck, USDA Dairy-Forage Research Center

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Economics and Budgeting

08-19-10 Corn Silage Pricing Decision Aid
This spreadsheet developed by Ryan Sterry, Polk Co. Agriculture Agent; Lee Milligan, St. Croix Co. Agriculture Agent; and Joe Lauer, UW-Extension Corn Agronomist, helps to determine a price for standing and harvested corn silage.

Corn silage enterprise dollars
From Greg Hadley, UW Extension Farm Financial Management Specialist. 
This spreadsheet is designed to allow the user to compare last year's enterprise budget (Worksheet 3) and cost of production (Worksheet 4) to the typical WI and MN farm that contributes their records to FinBin (http://www.finbin.umn.edu/).

Corn Silage Adjusted Dry Matter Pricing Program
From Greg Hadley, UW Extension Farm Financial Management Specialist.  This spreadsheet helps to determine the moistue-adjusted price for corn silage based on a set price at a given moisture concentration.

Dairy Feed:  A New Cash Crop
A presentation given by Mike Rankin, Fond du Lac Co. UW-Extension Crops and Soils Agent, at the 2006 Fertilizer, Ag Lime, and Pest Management Conference.

4-11-06 Economics of Alfalfa and Corn Silage Rotations
This paper, written by Extension Educator Ken Barnett, looks at the economics of various rotation options using alfalfa and corn silage.

Buying and Selling Corn Silage: What's a fair price?
This paper, written by Greg Blonde, Waupaca Co. Agricultural Agent, evaluates several methods to value corn silage.

Pricing Drought Stressed Corn Silage
by Dr. Joe Lauer, UW Extension Corn Agronomist et al.

Negotiating the Value of Immature Corn Silage
by Dr. Joe Lauer, Wisconsin Crop Manager Article,  September, 2004

Calculating Grain and Silage Yields for Loan Deficiency Payments
by Dr. Joe Lauer, Wisconsin Crop Manager Article,  October, 1999

Calculating the value of corn silage
by Dr. Joe Lauer, Wisconsin Crop Manager Article, September, 1994

Contracting Corn Silage Acres  
Mike Rankin, Crops and Soils Agent, UW-Extension-Fond du Lac County
Includes a table for pricing corn silage at various moisture levels.


Choosing Between Alfalfa and Corn Silage ...or when do you trade Medicago for Maize?
Mike Rankin, Crops and Soils Agent, UW-Extension-Fond du Lac County

Estimate the Value of Standing Corn for Corn Silage
Gary Frank, Farm Management Specialist, UW-Madison, Center for Dairy Profitability

Equipment Sharing and Other Joint Ventures
Gary Frank, Farm Management Specialist, UW-Madison, Center for Dairy Profitability

Corn Silage vs. Alfalfa Spreadsheet
This spreadsheet, developed by Monroe County Agriculture Agent, Jim Leverich, offers dairymen the opportunity to compare expense and income for producing and feeding different amounts of corn silage and alfalfa.

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Quality and Feeding

FeedVal - 2012
by Victor Cabrera, Lou Armentano and Randy Shaver, UW-Madison dairy scientists. This updated version of FeedVal is web based and allows the user to evaluate various feedstuffs based on summative ingredient value.

2-20-12  Corn Shredlage for Dairy Cows
 
A "Focus on Forage" Fact Sheet by Luis Ferraretto and Randy Shaver,UW Extension Dairy Scientist

2-20-12 Results of UW-Madison Corn Shredlage Feeding Trial
by Luis Ferraretto and Randy Shaver,UW Extension Dairy Scientist

9-06-09 Impact of Feed Prices on Cost of Simulated Average and High Corn Silage Rations
by Paul Dyk, Fond du Lac County Dairy and Livestock Agent, and Dr. Randy Shaver, UW Extension Dairy Scientist 

5-12-06 Degree of Starch Access (DSA): Starch Digestion in Forages and Grains Fed to Dairy  Cattle
by Pat Hoffman and Randy Shaver, UW Extension Dairy Scientists, A "Focus on Forage" Fact Sheet.

Producing High Quality Corn Silage for Dairy Cows
by Joe Lauer, UWEX Corn Agronomist.  A presentation given at the 2007 International Meeting on Systems of Production of Forages and Milk, Guadalajara, Mexico

Milk2006 for Corn Silage
This spreadsheet, developed by Dr. Randy Shaver, Dr. Joe Lauer, Dr. Jim Coors, and Pat Hoffman, is the latest version of the "MILK" series spreadsheets.  It more accurately estimates the feeding value of corn silage than past versions.

Crop Processing and Chop Length of Corn Silage: Effects on Intake, Digestion, and Milk Production by Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Influence of Mechanical Processing on Utilization of Corn Silage by Lactating Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Processing and Chop Length Effects in Brown-Midrib Corn Silage on Intake, Digestion, and Milk Production by Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Stage of maturity, processing, and hybrid effects on ruminal in situ disappearance of whole-plant corn silage

Corn Silage Hybrid Effects on Intake, Digestion, and Milk Production by Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Impacts of 2004 Growing Season on Silage Quality
A presentation given by Joe Lauer, UW Extension Corn Agronomist, at the 2005 Wisconsin Fertilizer, Ag Lime, and Pest Management Conference

Can we manage corn silage stover quality?
by Dr. Joe Lauer, UWEX Agronomy Advice, December, 2003

Dairy Cattle Feeding Tips for Drought Stressed Corn
by Dr. Randy Shaver and Pat Hoffman, UW Extension Dairy Scientists

The Effect of Maturity on NDF Digestibility
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station, et al.  A "Focus on Forage" Fact Sheet.

Agronomic Considerations for Molds and Mycotoxins in Corn Silage
by Mike Rankin, Crops and Soils Agent, UW-Extension-Fond du Lac County and Craig Grau, Extension Plant Pathologist - UW Madison.  A "Focus on Forage" fact sheet.  For full length, referenced paper: click here

Understanding NDF Digestibility of Forages
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station, et al.  A "Focus on Forage" Fact Sheet.

Enhanced Forage Evaluation: NDF Digestibility
by Scott Reuss, Marinette Co. Agricultural Agent

Interpretation and Use of Silage Fermentation Analysis Reports
by Limin Kung, University of Delaware, and Randy Shaver, UW Extension Dairy Scientist.  A "Focus on Forage" fact sheet.

Estimating Silage Energy and Milk Yield to Rank Corn Hybrids
by Dr. Randy Shaver, UW Extension Dairy Scientist et al.

Feed Delivery and Bunk Management Aspects of Laminitis 
by Dr. Randy Shaver, UW Extension Dairy Scientist 

Supplementation of High Corn Silage Diets for Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist

Influence of Corn Silage Particle Length on the Performance of Lactating Dairy Cows Fed Supplemental Tallow
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Impact of the Maturity of Corn for Use as Silage in the Diets of Dairy Cows on Intake, Digestion, and Milk Production
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Adding Enzymes to Silage
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station and Richard Muck, USDA Dairy Forage Research Center.  A "Focus on Forage" fact sheet.

Adding Urea to Corn Silage
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station.  A "Focus on Forage" fact sheet.

Corn Silage Harvest Management
by Dr. Randy Shaver, UW Extension Dairy Scientist, Dr. Joe Lauer, UW Extension Agronomist and Dr. Kevin Shinners, UW Ag Engineer

Balancing Use of Corn Silage and Alfalfa in Dairy Rations
by Dr. Randy Shaver, UW Extension Dairy Scientist

FeedVal
This spreadsheet, developed by Drs. Terry Howard and Randy Shaver, is a program to compare values of  different feed sources - Calculated from Crude Protein, TDN, Ca, and P (Referee Feeds Used to Calculate Value of Nutrients).

FeedVal4
This spreadsheet, developed by Drs. Terry Howard and Randy Shaver, is a program to compare values of  different feed sources - Feed Comparative Values Calculated from Protein (UIP), TDN, Fat, Calcium, & Phosphorus.

Pricer
This spreadsheet, developed by Drs. Terry Howard and Randy Shaver, is a program to calculate MAXIMUM price for forage based on a base forage.

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