Alfalfa

Overall Management Alfalfa Scissors Cutting Program
Variety Selection Harvesting
Establishment & Plant Growth Storage
Stand Evaluation Economics/Budgeting
Fertilization/Liming Forage Quality/Testing
Pest Management Feeding
Environmental Effects Hay Marketing
Cutting Schedules

 

Overall Management

 2014 Wisconsin Alfalfa Yield and Persistence (WAYP) Program Summary

Alfalfa Management Guide
Publication A4075

Alfalfa Grass Mixtures | PowerPoint Presentation |
by Dan Undersander, UW Extension Forage Agronomist. 2012 WI Crop Management Conference

Back to top

Variety Selection

University of Wisconsin Alfalfa Variety Performance Results
This link takes you to results from the most recent UW alfalfa variety testing information. It is viewable or downloadable as a .pdf file in the form of UW Extension bulletin A1525 (Perennial Forage Variety Update for Wisconsin).

Yield and Management of Roundup Ready Alfalfa | PowerPoint Presentation |
by Dan Undersander, UW Extension Forage Agronomist. 2012 WI Crop Management Conference

Roundup Ready, Low Lignin and Other New Traits in Alfalfa’s Future | PowerPoint Presentation |
by Dan Undersander, UW Extension Forage Agronomist. 2010 WI Crop Management Conference

What is the “Cost” of Seeding Low-Cost Alfalfa Seed?
by Daniel Wiersma, former Asst. Mgr. – Marshfield Ag Res. Sta., Ken Barnett, Farm Management Specialist., and Mark Feuerstein, former Agriculture Agent – Door Co. A “Focus on Forage” fact sheet.

NFTA Forage Analysis Procedure
by Dan Undersander, University of Wisconsin, David R. Mertens, USDA-ARS US Dairy Forage Research Center, and Nancy Thiex, South Dakota State University

Back to top

Establishment & Plant Growth

Alfalfa Germination and Growth
UW Extension Bulletin A3681

Getting a Good Forage Stand 
A “Focus on Forage” fact sheet written by Dan Undersander, UW-Extension Forage Agronomist

Italian Ryegrass as a Companion Crop for Alfalfa Seeding
A “Focus on Forage” fact sheet written by Nick Schneider, Winnebago Co. Agricultural Agent and Dan Undersander, UW-Extension Forage Agronomist.

Determining the Optimum Alfalfa Seeding Rate
A “Focus on Forage” fact sheet written by Mike Rankin, UW-Extension Crops and Soils Agent – Fond du Lac County

Seeding into an Existing Alfalfa Stand
A “Focus on Forage” fact sheet written by Rhonda Gildersleeve, Extension Grazing Specialist, Dan Undersander, UW-Extension Forage Agronomist, and Tim Wood, retired Superintendent – Lancaster Ag Research Station

Seeding Alfalfa Fields Back Into Alfalfa
A “Focus on Forage” fact sheet written by Dennis Cosgrove and Dan Undersander, former and current UW-Extension Forage Agronomists

Steps to Successful No-till Establishment of Forages
by Richard Leep-Michigan State University (retired), Dan Undersander-University of Wisconsin, et al.

Alfalfa Autotoxicity Risk Spreadsheet MS Excel 
A spreadsheet designed to evaluate the autotoxicity risk of seeding alfalfa fields back into alfalfa.

Establishing Alfalfa During Late Summer
A “Focus on Forage” fact sheet written by Mike Rankin, Extension Crops and Soils Agent – Fond du Lac County.

Pea and Small Grain Mixtures
Written by Dan Undersander, UW-Extension Forage Agronomist

Hard Seed in Alfalfa
Written by Dr. Dan Undersander, UW Extension Forage Agronomist

Seeding Rate of Different Alfalfa Seed Lots
Written by Dr. Dan Undersander, UW Extension Forage Agronomist

Pure Live Seed
by Dr. Dan Understander, UW Extension Forage Agronomist

How to Get a Good Stand of Alfalfa or Grass
by Dr. Dan Undersander, UW Extension Forage Agronomist

Alfalfa Best Practices
powerpoint presentation by Dr. Dan Undersander, UW Extension Forage Agronomist

Frost Damage to Alfalfa
by Dr. Dan Undersander, UW Extension Forage Agronomist

Diagnosing and Managing Winter Injury
by Dr. Dan Undersander, UW Extension Forage Agronomist

Seeding Rate and Date for Forages in Wisconsin
developed by UW Extension Agents

Late Summer Alfalfa Seeding
by Dr. Dan Undersander, UW Extension Forage Agronomist

Identifying and Managing Soil Compaction in Field Crop Production
by Richard Wolkowski, Division of Cooperative Extension of the University of Wisconsin

Considerations When Applying Manure to Alfalfa
by K.A. Kelling, UW Professor and Extension Soil Scientist, and M.A. Schmitt, Professor and Extension Scientist, Dept. of Soil, Water, and Climate, University of Minnesota

Getting Low Potassium in Forages
by Dan Undersander and Keith Kelling, University of Wisconsin

Understanding Autotoxicity in Alfalfa
by John Jennings, Extension Forage Specialist, University of Arkansas

Effect of Seeding Year Stress on Future Alfalfa Yields
by Dan Undersander, UW Extension Forage Agronomist

Frost Seeding Legumes and Grasses into Established Pastures
by Mike Rankin, University of Wisconsin-Extension

Back to top

Stand Evaluation

Alfalfa Stand Assessment: Is this Stand Good Enough to Keep? 
UW Extension Bulletin A3620

Assessing Alfalfa Stand Condition in the Spring
by Dr. Dan Undersander, UW Extension Forage Agronomist

Alfalfa Yield and Stand
by Dan Undersander, UW Extension Forage Agronomist

Fertilization and Liming

Nutrient Application Guidelines for Field, Vegetable and Fruit Crops
UW Extension Bulletin A2809. Provides current soil test and fertilizer recommendations for all field crops (including alfalfa).

Is Sulfur Needed for Alfalfa in Wisconsin?
A “Focus on Forage” fact sheet written by John Peters (retired) and Carrie Laboski, UW Extension Soil Scientists.

FAQ’s about Liming in Wisconsin 
A “Focus on Forage” fact sheet written by John Peters (retired), UW Extension Soil Scientist

Applying Manure to Alfalfa
A “Focus on Forage” fact sheet written by Mike Rankin, UW-Extension Crops and Soils Agent – Fond du Lac County

Applying Manure to Alfalfa: Pros, Cons and Recommendations for Three Application Strategies  
NCR Research Report 346 by K. Kelling and M. Schmitt

Potassium in Forages
A “Focus on Forage” fact sheet written by Keith Kelling (emeritus), John Peters (retired), Mike Rankin, and Dan Undersander. UW-Extension

Should Calcium Be Applied to Wisconsin Soils?
A “Focus on Forage” fact sheet written by John Peters (retired) and Keith Kelling (emeritus), UW Extension Soil Scientists.

Soil Fertility Influences on Cation Levels in Forages
A “Focus on Forage” fact sheet written by John Peters (retired) and Keith Kelling (emeritus), UW Extension Soil Scientists.

Phosphorus Runoff Losses from Alfalfa
A paper by T. Roberson, L. Bundy (emeritus), and T. Andraski

Silage Quality After Applying Liquid Dairy Manure to Alfalfa Stands
by Ron Wiederholt, former Clark Co. Crops and Soils Agent, et. al. A “Focus on Forage” fact sheet

Aglime–Key to Increased Yield and Profits
UW Extension Bulletin A2240

Choosing Between Liming Materials
UW Extension Bulletin A3671

When and How to Apply Aglime
UW Extension Bulletin A2458

How to Take a Tissue Sample in Alfalfa
A youtube video by University of Wisconsin Integrated Pest and Crop Management

Back to top

Pest Management

GENERAL                                                                                                    

Pest Management in Wisconsin Field Crops
UW Extension Bulletin A3646. Extensive pest management information is contained in this bulletin relative to weed, insect, and disease identification and control for alfalfa. The bulletin is updated annually.

Wisconsin Crop Manager Newsletter
The Wisconsin Crop Manager provides timely information throughout the growing season on a variety of pest management related issues pertinent to alfalfa and other field crops.

WEEDS                                                                                                           

Do You Have Poisonous Weeds in Your Pastures and Forages?
by Jerry Doll, UW Extension Weed Scientist

Removal of Roundup Ready Alfalfa: What can we learn from 2012
Mark Renz, Extension Weed Scientist, University of Wisconsin-Madison

Costs and Benefits of Roundup-Ready Alfalfa in the Establishment Year | PowerPoint Presentation |
by Mark Renz, UW-Extension Weed Management Specialist. 2013 WI Crop Management Conference

Alfalfa Removal in Spring
by Mark Renz, UW-Extension Weed Management Specialist, May 2013

Controlling Weeds in a Grass-Legume Mixture
by Mark Renz, UW-Extension Weed Management Specialist. 2011 WI Crop Management Conference

Weed Seed Survival in Livestock Systems
by Jeanie Katovich and Roger Becker, Department of Agronomy and Plant Genetics, University of Minnesota, and Jerry Doll (emeritus), Department of Agronomy, University of Wisconsin

INSECTS                                                                                                       

Integrated Management of the Potato Leafhopper in Alfalfa | Paper | Presentation |
by Elissa Chasen, Eileen Cullen, and Dan Undersander–UW-Extension. Presented at the 2013 Wisconsin Crop Management Conference.

Cut-Bale-Scout! 
a NPM fact sheet to help growers monitor and make potato leafhopper treatment decisions

Potato Leafhopper – Alfalfa’s #1 Insect Pest | Paper | Presentation |
by Richard Proost, UW-Extension NMP Program. 2008 WI Crop Management Conference

Potato Leafhopper Resistant Alfalfa Varieties 
by Dan Undersander, UW Extension Forage Agronomist. 2008 WI Crop Management Conference

Potato Leafhopper  
A PowerPoint presentation developed by Eileen Cullen, UW-Extension Entomologist

What Happened to Alfalfa Blotch Leafminer?
A presentation given by T.J. Davis, Dave Hogg, and John Wedberg (emeritus) – UW Dept. of Entomology, at the 2000 Wisconsin Fertilizer, Ag Lime, and Pest Management Conference

An Update on Potato Leafhopper Resistance in Alfalfa
by Mark McCaslin and Dave Whalen, Forage Genetics

Potato Leafhopper Damage to Alfalfa
by D.B. Hogg, J.L. Wedbery, D.J. Undersander, and K.G. Silveira, Departments of Entomology and Agronomy, University of Wisconsin-Madison

Alfalfa Blotch Leafminer
by Bryan Jensen, Integrated Pest Management Program, UW Madison

Alfalfa Potato Leafhopper Resistance Update
A PowerPoint presentation developed by Mark Sulc, Ohio State University Extension Forage Specialist

DISEASES                                                                                                    

Aphanomyces Root Rot in Alfalfa
by Dan Undersander, UW-Extension Forage Agronomist and Paul Esker, UW-Extension Field Crops Plant Pathologist

Stamina Seed Treatment for Aphanomyces Root Rot Control On Alfalfa
by Damon L. Smith – Extension Field Crops Pathologist and Quinn Watson – Hilldale Undergraduate Scholar,, University of Wisconsin

FOLIAR FUNGICIDES ON ALFALFA: 2012 University Extension Field Trial Results 
by Bill Halfman, UWEX Agriculture Agent, Monroe County, et. al

Foliar Fungicides on Alfalfa: Is it worth it?
Bill Halfman, UWEX Agriculture Agent, Monroe County

Forage for thought: Foliar fungicide use in alfalfa | Paper | Presentation |
Bryan Jensen, UW-Extension IPM Specialist

Damping Off and Root Rot of Alfalfa Caused by Phytophthora and Pythium
by Carol Groves, Plant Pathology, UW-Madison and Damon Smith, UW-Extension Plant Pathologist-May, 2013

Disease Profile: Aphanomyces Root Rot of Alfalfa 
by Quinn Watson, Plant Pathology, UW-Madison and Damon Smith, UW-Extension Plant Pathologist

Aphanomyces Races in Alfalfa 
A “Focus on Forage” fact sheet written by Nick Schneider, Winnebago Co. Agricultural Agent and Dan Undersander, UW-Extension Forage Agronomist

Influence of Alfalfa Brown Root Rot on Winterkill
A presentation given by Craig Grau (emeritus), UW-Madison Dept. of Plant Pathology, at the 2004 Wisconsin Fertilizer, Ag Lime, and Pest Management Conference

Status of Aphanomyces Root Rot in Wisconsin
A presentation given by Craig Grau (emeritus), UW-Madison Dept. of Plant Pathology, at the 2000 Wisconsin Fertilizer, Ag Lime, and Pest Management Conference

Aphanomyces Race 2 in Alfalfa
by Dan Undersander, UW Extension Forage Agronomist

New Disease-Causing Organisms in Alfalfa: Aphanomyces Euteiches Race 2 and Phytoplasma
by R.D. Peters and C.R. Grau, Dept. of Plant Pathology, UW Madison

Root and Crown Rots and Virus Diseases of Alfalfa and Clover
by Dean Malvick, Asst. Professor Plant Pathology, Dept. of Crop Sciences, University of Illinois at Urbana-Champaign

Back to top

Environmental Effects

Frosted Alfalfa
by Dan Undersander, UW Extension Forage Agronomist

Effect of Drought on Alfalfa and Managing for Next Growing Season | PowerPoint Presentation |
by Dan Undersander, UW Extension Forage Agronomist

Maximizing Forage in Winter Injured and Killed Stands
by Dan Undersander, UW Extension Forage Agronomist

Ice on Alfalfa
by Dan Undersander, UW Extension Forage Agronomist. A “Wisconsin Farm Facts” publication

Getting the Most from Drought Stressed Forages
by Dr. Dan Undersander, UW Extension Forage Agronomist

Frost Injury to Alfalfa
by Dr. Dan Undersander, UW Extension Forage Agronomist, and Brian Hudelson at the Plant Disease Diagnostic Clinic

Evaluating and Managing Alfalfa Stands for Winter Injury
A “Focus on Forage” fact sheet written by Dennis Cosgrove and Dan Undersander, UW-Extension Forage Agronomists

How to Manage Hail Damaged Alfalfa and Red Clover
by Dan Undersander and Dan Wiersma, University of Wisconsin Forage Agronomists

Temperature and Moisture Effects on Forage Quality
Written by Mike Rankin, Extension Crops and Soils Agent – Fond du Lac County.

Heaving in Alfalfa Fields
Written by Dr. Dan Undersander, UW Extension Forage Agronomist

Back to top

Cutting Schedules

Late Summer Cutting Management of Alfalfa
by Dan Undersander

Seven Unique Factors of First-Cut Alfalfa
Written by Mike Rankin, Extension Crops and Soils Agent – Fond du Lac County.

Change in Yield and Quality of Alfalfa
by Dan Undersander, UW Extension Forage Agronomist

Measuring the trade-off between alfalfa yield and quality across four harvest periods
A Fact Sheet with harvest recommendations based on the improving knowledge of the relationships among alfalfa yield, quality, and persistence. USDA Dairy Forage Research Center

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 (emeritus), UW-Extension Weed Management Specialist. A “Focus on Forage” fact sheet.

Calculating Alfalfa Optimum First Cut Date Spreadsheet
A spreadsheet for calculating the optimal first cutting date and net return per acre based on yield and RFV. Developed by Bill Lazarus, University of Minnesota, and Dan Undersander, UW-Extension Forage Agronomist

Back to top

Alfalfa Scissors Cut Program

View Wisconsin Alfalfa Scissor Cut Results

Predicting Pre-Harvest Alfalfa Quality Using PEAQ
Estimating Alfalfa RFV in the Field using PEAQ (chart & directions for use)
the PEAQ system was developed by agronomists at the University of Wisconsin-Madison

Update on Predicting Harvest Time for Alfalfa
paper by M. Sulc, K. Albrecht, et al.

Ramblings From an Old Scissors-cutter
Written by Mike Rankin, Extension Crops and Soils Agent – Fond du Lac County.

Back to top

Harvesting

Wisconsin Alfalfa Yield and Persistence (WAYP) Program, 2016 Summary Report
By University of Wisconsin Extension

Effects of Rain Damage on Wilting Forages
A “Focus on Forage” fact sheet written by Wayne Coblentz and Richard Muck, US Dairy Forage Research Center

Field Drying Forage for Hay and Haylage
A “Focus on Forage” fact sheet written by Dan Undersander, UW-Extension Forage Agronomist and Craig Saxe, UWEX Juneau County Agriculture Agent

Forging a Partnership with a Custom Operator
A Focus on Forage fact sheet by Matt Digman, former USDA DFRC Ag Engineer

Effect of Wheel Traffic on Alfalfa Yield 
A “Focus on Forage” fact sheet written by Dan Undersander, UW-Extension Forage Agronomist

Minimizing Wheel Traffic Damage to Alfalfa 
A “Focus on Forage” fact sheet written by Dan Undersander, UW-Extension Forage Agronomist

The Long and the Short of Alfalfa Cutting Height
A “Focus on Forage” fact sheet written by Dan Wiersma, Mike Bertram et al.  

Calculating Alfalfa Optimum First Cut Date Spreadsheet 
A spreadsheet for calculating the optimal first cutting date and net return per acre based on yield and RFV. Developed by Bill Lazarus, University of Minnesota, and Dan Undersander, UW-Extension Forage Agronomist

Equipment to Rake and Merge Hay and Forage
by Dr. Ron Schuler (emeritus), UW Extension Ag Engineer

Effect of Wheel Traffic on Alfalfa
|
paper | MS PowerPoint |
A presentation given by Dan Undersander, UW-Extension Forage Agronomist, at the 2005 Wisconsin Fertilizer, Ag Lime, and Pest Management Conference.

Getting the Most From the Mower-Conditioner
by Dr. Kevin Shinners, UW Ag Engineer. Presented at the 2002 Wisconsin Forage Symposium.

Comparing Forage Drydown Rates Using a Super Conditioner in Wisconsin
by Matt Hansen, former Dodge County Crops and Soils Agent

Estimating the Weight of Forage in a Forage Wagon
A “Focus on Forage” fact sheet by Dan Wiersma, former Marshfield Ag Research Station Asst. Supt and Brian Holmes (emeritus) , UW-Extension Ag Engineer.

Machinery Designs and Adjustments for Minimized Field Losses
by Dr. Ron Schuler (emeritus), UW Extension Ag Engineer

Rain Damage to Forage During Hay and Silage Making
by Mike Rankin, Fond du Lac Co. Crops and Soils Agent, and Dr. Dan Undersander, UW Extension Agronomist. A “Focus on Forage” fact sheet.

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

Large Baler Research and Storage Ideas
Written by Dr. Ron Schuler (emeritus), UW Extension Ag Engineer

Plastic Wrapping Bales at Different Moistures and at Different Times after Baling
A MS Power Point presentation by Dr. Dan Undersander, UW Extension Forage Agronomist

Using a Custom Harvester – Factors to Consider  
A presentation developed by Brian Holmes (emeritus), UW Extension Ag Engineer.

Custom Harvesting Spreadsheet
This spreadsheet, developed by Dr. Gary Frank, allows you to help determine your forage harvesting costs vs. custom operator charges.

Recovering Flooded Forages
by Dan Undersander, Forage Agronomist, UW Extension

Back to top

Storage

Propionic Acid Preservatives for Hay
A “Focus on Forage” fact sheet written by Wayne Coblentz, Dan Undersander, and Michael Bertram

Inoculant Effects on Alfalfa Silage: Fermentation Products and Nutritive Value
by Dr. Richard Muck, USDA Dairy-Forage Research Center, et al.

Inoculant Effects on Alfalfa Silage: In Vitro Gas and Volatile Fatty Acid Production 
by Dr. Richard Muck, USDA Dairy-Forage Research Center, et al.

Silage inoculants: What the research tells us about when and how to use them.
A Fact Sheet describing the effects of silage inoculants under various management and conditions. USDA Dairy Forage Research Center.

Big Bale Storage Losses; how different options stack up
by Craig Saxe, Juneau County Agricultural Agent. A “Focus on Forage” Fact Sheet.

Microbial Inoculants for Silage
by Francisco Contreras-Govea, former UW Agronomy Research Associate, and Dr. Richard Muck, USDA Dairy-Forage Research Center. A “Focus on Forage” fact sheet.
Español version: Inoculantes Microbiales para ensilaje

Preserving Baled Hay With Organic Acids
by Mike Rankin, Fond du Lac Co. Crops and Soils Agent. A “Focus on Forage” fact sheet.

Prevent Hay Mow and Silo Fires
UWEX Bulletin A2805

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

Back to top

Economics and Budgeting

Hay Price Calculator (2014)
This spreadsheet developed by Extension Educator Ken Barnett compares how much a producer needs to get for their hay compared to what they could get from corn production with varying corn prices.

Economic Impact of Forage Quality
by Dan Undersander, UW Extension Forage Agronomist

Alfalfa Profitability by Year and Fertilizer Cost Calculator
This spreadsheet developed by Extension Educator Ken Barnett estimates yields and profits for alfalfa stands from establishment to the 4th production year based on alfalfa base yield and fertilizer costs.

Value of Short Rotations for Alfalfa Profitability 
by Dan Undersander, UW-Extension Forage Agronomist, and Ken Barnett, UW-Extension Educator.

Pricing Standing Forage Worksheet 
This spreadsheet developed by Extension Educator Ken Barnett, helps to determine ceiling and floor prices to pay for standing forage.

Pricing Standing Hay
by UW-Extension Agents Ted Bay and Rhonda Gildersleeve, and Dan Undersander, UW-Extension Forage Agronomist

Dairy Feed: A New Cash Crop | Paper | Presentation |
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.

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.

Calculating Optimal Length of a Stand of Alfalfa 
This spreadsheet, developed by former Waukesha County Agriculture Agent, Rob Fox, offers users the ability to evaluate the economic return of varying lengths of alfalfa stands.

Paying for Unexpected Feed Expenses
A “Focus on Forage” fact sheet written by Tom Anderson, former Shawano Co. Agricultural Agent

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

Forage Economics and Budgets
View the FARM Team web site for current forage budgets and other resources related to forage economics.

Back to top

Forage Quality and Testing

Does Forage Quality Pay?
by Dan Undersander, UW Extension Forage Agronomist

Heat Damaged Forages: Effects on Forage Energy Content  
by Wayne Coblentz, US Dairy Forage Research Center, Pat Hoffman (emeritus), UW Extension Dairy Scientist, and Dan Undersander, UW-Extension Forage Agronomist. A “Focus on Forage” Fact Sheet.

Relative Forage Quality 
A “Focus on Forage” fact sheet written by Dan Undersander, UW-Extension Forage Agronomist, John E. Moore, University of Florida, and Nick Schneider, former Winnebago Co. UWEX Agriculture Agent.

Moldy Hay 
by Dan Undersander, UW-Extension Forage Agronomist, et al.

Heat Damaged Forages: Effects on Forage Quality  
by Wayne Coblentz, US Dairy Forage Research Center, and Pat Hoffman (emeritus), UW Extension Dairy Scientist. A “Focus on Forage” Fact Sheet.

Effects of bale moisture and bale diameter on spontaneous heating, dry matter recovery, in vitro true digestibility, and in situ disappearance kinetics of alfalfa-orchardgrass hays
by Wayne Coblentz, US Dairy Forage Research Center, and Pat Hoffman (emeritus), UW Extension Dairy Scientist.

Effects of spontaneous heating on fiber composition, fiber digestibility, and in situ disappearance kinetics of neutral detergent fiber for alfalfa-orchardgrass hays
by Wayne Coblentz, US Dairy Forage Research Center, and Pat Hoffman (emeritus), UW Extension Dairy Scientist.

Using NDF Digestibility in Ration Formulation
by Pat Hoffman (emeritus), UW Extension Dairy Scientist, Marshfield Ag Research Station and David Combs, UW Dairy Scientist. A “Focus on Forage” Fact Sheet.

A Quick Guide to Understanding Forage Test Results
by Pat Hoffman (emeritus), UW Extension Dairy Scientist, Marshfield Ag Research Station and Dr. Randy Shaver, UW Extension Dairy Scientist. A “Focus on Forage” Fact Sheet.

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

NDF Digestibility: Reference Values for Forages, Byproducts and Total Mixed Rations
by Pat Hoffman (emeritus), UW Extension Dairy Scientist, Marshfield Ag Research Station, et al. A “Focus on Forage” Fact Sheet.

In vitro NDF Digestibility of Forages: The 30 vs 48 hr debate
by Pat Hoffman (emeritus), UW Extension Dairy Scientist, Marshfield Ag Research Station, et al. A “Focus on Forage” Fact Sheet.

New Developments in Analytical Evaluation of Forages and Total Mixed Rations
by Pat Hoffman (emeritus), UW Extension Dairy Scientist, Marshfield Ag Research Station

Comparing Relative Forage Quality to Relative Feed Value
by Dan Undersander, UW-Extension Forage Agronomist

Redesigning alfalfa: Can we reduce protein loss in alfalfa by introducing traits from red clover?
A Fact Sheet discussing research aimed at modifying the alfalfa plant so that less protein is degraded during ensiling and in the cow’s rumen. USDA Dairy Forage Research Center

Potassium in Forages
A “Focus on Forage” fact sheet written by Keith Kelling (emeritus), John Peters, Mike Rankin, and Dan Undersander. UW-Extension

Understanding NDF Digestibility of Forages
by Pat Hoffman (emeritus), 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.

Silage Quality After Applying Liquid Dairy Manure to Alfalfa Stubble
by Ron Wiederholt, former Clark Co. Crops and Soils Agent, et. al. A “Focus on Forage” fact sheet

Crop and Soil Management Issues Related to Forage Cation Levels
A MS Power Point presentation by John Peters and Keith Kelling, UW Extension Soil Scientists. Presented at the 2001 Forage Teaching and Technology Conference.

How to cope with low-quality forage on your dairy
by Jennifer L. Keuning, former Kewaunee County UW-Extension Agriculture Agent; Randy Shaver, UW-Extension Dairy Nutrition Specialist; and Scott Gunderson Manitowoc County UW-Extension Dairy Agent

Making Forage Analysis Work for You in Balancing Livestock Rations and Marketing Hay
UW Extension Bulletin A3325

Sampling Hay, Silage, and Total Mixed Rations for Analysis
UW Extension Bulletin A2309

New Forage Analyses
A MS Power Point presentation by Dr. Dan Undersander, UW Extension Forage Agronomist

Digestion Kinetics of Forages
by Dr. Dave Combs, Dairy Scientist, UW-Madison

Variability of Bypass Protein in Forages
by Pat Hoffman (emeritus), UW Extension Dairy Scientist, Marshfield Ag Research Station

Back to top

Feeding

FeedVal – 2012| YouTube Demo |
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.

Feeding grass alfalfa blends | Paper | Presentation |
by Dave Combs, UW Dairy Science. Presented at the 2012 WI Crop Management Conference.

Feeding Strategies When Alfalfa Supplies are Short
A “Focus on Forage” fact sheet written by Randy Shaver, UW-Extension Dairy Scientist

Coping with Short Alfalfa Supplies
by Dr. Randy Shaver, UW Extension Dairy Scientist

Feedout Losses from Forage Storage Systems
A “Focus on Forage” fact sheet written by Jerry Clark, Chippewa Co. Crops and Soils Educator, Dr. Brian Holmes (emeritus), UW Biological Systems Engineering Dept., and Dr. Richard Muck, USDA Dairy-Forage Research Center

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

Performance of Lactating Dairy Cows Fed Alfalfa Silage or Perennial Ryegrass Silage
by Pat Hoffman (emeritus), UW Extension Dairy Scientist, Marshfield Ag Research Station

Performance of Lactating Dairy Cows Fed Red Clover or Alfalfa Silage
by Pat Hoffman (emeritus), UW Extension Dairy Scientist, Marshfield Ag Research Station

Milk2016 (ALFALFA-GRASS): Index Combining Yield and Quality
This article serves as an introduction to the design and usage of the MILK2016 (for alfalfa and grass) spreadsheet.

Milk2016 for Alfalfa and Grass
This spreadsheet, developed by Dan Undersander, Dave Combs and Randy Shaver, is the latest version of the “MILK” series spreadsheets. It more accurately estimates the feeding value of alfalfa and grass than past versions.

FeedVal v6.0
Predicted dairy feed prices and rankings for January 2016 – Calculated from protein (RUP & RDP),  energy contained in milk produced (NEL), fiber (peNDF), and general wholesale FOB Midwest input prices. Analysis performed by V.E. Cabrera, P. Hoffman and R. Shaver. 

Back to top

Hay Marketing

Hay Price Calculator (2014)
This spreadsheet developed by Extension Educator Ken Barnett compares how much a producer needs to get for their hay compared to what they could get from corn production with varying corn prices.

Factors to Consider When Marketing Hay
A “Focus on Forage” fact sheet written by Dan Undersander, UW-Extension Forage Agronomist

Hay Pricing Spreadsheet
An MS Excel spreadsheet that automatically adjusts hay price based on moisture and quality.

Equivalent Purchase Price/Ton of Hay & Haylage at Various Moisture Levels  
A table of values comparing hay prices at various moisture levels to a standard hay lot at 85% moisture.

Guide to Evaluating Hay
UW Extension Bulletin A3414