Title Year Category
Description

In a Nutshell Grazing cover crops can provide economic returns to farming operations within the same year cover crops are planted. This study is in its third year and is being conducted by farmers in the North Raccoon …


Publish Date
January 4, 2018

PFI Staff
Meghan Filbert
Cooperators
Wesley Degner
Bill Frederick
Mark Schleisman
Description

In a Nutshell Six farmers compared three or four lettuce varieties, Coastal Star, Hampton, Magenta, and Muir, to determine which produces better during summer months (harvest July – Sept.) in Iowa. Key Findings Magenta had the highest yields …


Publish Date
December 6, 2017

PFI Staff
Liz Kolbe
Cooperators
Jill Beebout
Carmen Black
Rob Faux
Alice McGary
Jordan Scheibel
Kate Edwards
Description

In a Nutshell Feeding cows during the winter is the greatest expense for most grass-based operations. Grazing cover crops and stockpiled pastures provides low-cost feed during times farmers would normally be feeding hay. For many years, Dave and …


Publish Date
December 6, 2017

PFI Staff
Meghan Filbert
Cooperators
Dave and Meg Schmidt
Description

In a Nutshell Wild bird populations can thrive in properly managed working landscapes. Cattle activity changes grassland structure; creating areas with short and tall vegetation, which provides habitat that is less available in conservation areas. For some species, …


Publish Date
December 6, 2017

PFI Staff
Meghan Filbert
Cooperators
Bruce Carney
Description

In a Nutshell This project compares yields of fall brassica crops following a spring cover crop of oats and peas. In treatment plots spring cover was grazed by sheep; control plots were un-grazed. Key Findings There were no …


Publish Date
December 5, 2017

PFI Staff
Liz Kolbe
Cooperators
Carmen Black
Mark Quee
Description

In a Nutshell Two farmers provided enterprise budgets for cherry tomato production in 2017. Cherry tomatoes were grown in a heated greenhouse (Ann Franzenburg), and an unheated high tunnel (Emma Johnson). Revenue and expenses, including a breakdown of labor, was …


Publish Date
December 4, 2017

PFI Staff
Liz Kolbe
Cooperators
Ann Franzenburg
Emma Johnson
Description

In a Nutshell A roller-crimper presents farmers the opportunity to mechanically terminate cover crops without chemicals or tillage. This method is dependent on a large amount of cover crop growth and the cover crop reaching the flowering stage …


Publish Date
November 30, 2017

PFI Staff
Stefan Gailans
Cooperators
Tim Sieren
Description

Summary Farmers reported that in 59 of 63 site-years, properly managed cover crops had little to no negative effect on corn and soybean yield (and actually increased soybean yield in 8 site-years and corn yield in 2 site-years).


Publish Date
November 30, 2017

PFI Staff
Stefan Gailans
Cooperators
Bill Buman
Randy Caviness
Jim Funcke
Devan Green
Rick Juchems
Rob Davis& Darwin Pierce
Mark Pokorny
George Schaefer
Jerry Sindt
Rob Stout
Gary & Dave Nelson
Kelly Tobin
Collaborators
Iowa Learning Farms
Description

In a Nutshell After participating in the 2016 Summer Broccoli Variety Trial, Rob Faux wanted to do a 4-year comparison of his yields for Gypsy and Belstar. He collected data in 2017 to match his informal data collection …


Publish Date
November 22, 2017

PFI Staff
Liz Kolbe
Cooperators
Rob Faux
Description

In a Nutshell Successfully raising corn after a cover crop requires timely cover crop termination and N fertilization. Commonly, farmers terminate a cover crop 2-3 weeks prior to planting corn but generally do not need to apply any …


Publish Date
November 20, 2017

PFI Staff
Stefan Gailans
Cooperators
Dick Sloan
Tim Sieren
Description

In a Nutshell Three farms conducted replicated variety trials in high tunnels of tomato varieties: Big Beef, Rebelski, Big Dena. Key Findings No farm showed statistical differences in overall yield (lb/ft2) among varieties. Landgraf and Quee had statistical …


Publish Date
November 20, 2017

PFI Staff
Liz Kolbe
Cooperators
Tim Landgraf
Lee Matteson and Rose Schick
Mark Quee
Description

In a Nutshell Cover crops are gaining new attention for their ability to reduce weed pressure in soybeans. Specifically, when seeding soybeans directly into a thick cover crop. Farmer-cooperators Jack Boyer and Scott Shriver investigated the effect of …


Publish Date
November 15, 2017

PFI Staff
Stefan Gailans
Cooperators
Jack Boyer
Scott Shriver