Soil Fertility

Author(s) Carrie A.M. Laboski, John B. Peters Growers recognize the importance of a good soil testing program, which, despite some limitations, i...

Author(s) Emmett Schulte, Leo Walsh, Keith Kelling, Larry Bundy, William Bland, Richard Wolkowski, John Peters, Scott Sturgul This textbook descri...

Author(s) Daniel H. Smith, Mimi Broeske, Jamie Patton, Kevin Shelley,  Francisco Arriaga, Bryan Jensen, Maxwel Coura Oliveira, Brian Briski, Barry ...

Author(s) Damon Smith During years when profit margins are low, knowing the right steps to take to produce grain can be challenging. This fact she...

Author(s) Carrie M. Laboski, Kevin Shelley The soil fertility guidelines contained in this publication help Wisconsin graziers maintain an adequa...

Author(s) Emmett Schulte, Keith Kelling Most Wisconsin soils need relatively large quantities of applied potassium because of removal by crops and...

Author(s) Larry Bundy Find out how nitrogen reacts in your lawn or garden and how to test for and apply it (6 pages). View publication

Author(s) Emmett Schulte Molybdenum (Mo) was identified as an essential element for higher plants in 1939. Find out how this mineral can affect yo...

Author(s) John L. Skinner Manganese (Mn) deficiency and toxicity have been noted in Wisconsin on various soils. Find out how this mineral can affe...

Author(s) Emmett Schulte Magnesium (Mg) is abundant in most Wisconsin soils. Find out how this mineral can affect the soil in your lawn or garden ...

Author(s) Emmett Schulte, Keith Kelling Copper deficiencies are rare in Wisconsin. Most verified cases have involved small grains, lettuce, or oni...

Author(s) Emmett Schulte The names chlorine and chloride are frequently confused. The non-reactive chloride is the form present in soils and is th...

Author(s) Nick Balster, Ryosuke Fujinuma This handy reference card provides a model to estimate nitrogen release using concurrent soil temperature ...

Author(s) Richard Wolkowski, Marilyn Thelen, Catherine Sereg Adopting practices that increase soil organic matter build soil resilience, fortify t...

Author(s) Keith Kelling Modern management of alfalfa uses improved varieties, intensive harvest schedules, direct seeding, and up-to-date fertiliz...

Author(s) Sherry Combs, Bruce Hoskins, Jan Jarman, John Kovar, Maurice Watson, Ann Wolf, Nancy Wolf This detailed publication will help you unders...

Author(s) Francisco J. Arriaga Soil compaction can decrease soil health and crop yield because it degrades soil structure and reduces root growth,...

Author(s) Francisco Arriaga, Brian Luck, Geoffrey Siemering If you've worked your fields while they were wet, there is a good chance your soils a...

Author(s) Fred Madison, Keith Kelling, Leonard Massie, Laura Ward Good Proper manure management and handling is tricky. This booklet describes how...

Author(s) Richard Wolkowski Gypsum wallboard left over from building projects can be crushed, sieved, and applied to land at the construction site...

Author(s) Geoffrey Siemering, Matthew Ruark, Amanda Gevens Trichoderma are fungi found worldwide that grow in and around plant roots and can incre...

Author(s) Geoffrey Siemering, Matthew Ruark, Amanda Gevens Bacillus amyloliquefaciens (BAA) is a bacterium found in soil ecosystems worldwide that...

Author(s) Geoffrey Siemering, Matthew Ruark, Francisco Arriaga, Erin Silva, Heidi Johnson Many important field crops can benefit from an associati...

Author(s) Mackenzy Naber, Matthew Ruark, Carl Rosen Polymer-coated urea (PCU) is a slow release nitrogen (N) fertilizer product in which each urea...