Leopold Center for Sustainable Agriculture

Pubs & Papers

Research can take many forms and lead to many different outcomes. The ultimate goal is sustainability – for the landscape, Iowa’s people and natural resources. Below is a list of intermediate outcomes of Leopold Center-supported projects, partnerships and activities. Included are extension publications, in-house research projects, informative presentations and other reports – all with some link to the Leopold Center.

All Pubs & Papers are PDFs, which require a free Adobe Acrobat Reader. Click on the image or title to view the PDF.

Leopold Center Document These materials were written, reviewed or presented by Leopold Center staff. All other materials are related or based on projects supported by the Leopold Center.


Pub & Papers here are sorted by date with the newest at the top. You can filter the list by selecting a topic area below and clicking "Apply." To see all again you can select "<Any>" as the topic, or click here. There is also an alphabetical listing available.

This chart shows the declining level of diversity of crop and livestock produced on Iowa farms since 1920.

December 2004
Leopold Center Document Number of Commodities (crop and livestock enterprises) Produced for Sale on at least 1 percent of all Iowa Farms, 1920 to 2002
Leopold Center for Sustainable Agriculture

This special project of the Leopold Center's Marketing and Food Systems Initiative (2004-MSP09) looks at the 120-year history of melon production in southeast Iowa and potential for promotion.

October 2004
Leopold Center Document Muscatine Melon: A Case Study of a Place-based Food in Iowa
Susan Futrell, One Backyard Consulting, and Craig Chase, ISU Extension Farm Management

This publication provides a brief introduction to Good Agricultural Practices related to food safety. See grant project 2004-MSP1.

October 2004
Leopold Center Document On-farm Food Safety: Guide to Good Agricultural Practices (GAPs)
Iowa State University Extension PM 1974A

This study explores Iowa's unique food history and culture, with maps showing historical concentrations of various crops and potential for promoting place-based food products.

October 2004
Leopold Center Document A Geography of Taste: Iowa’s Potential for Developing Place-Based and Traditional Foods
Rich Pirog, Leopold Center for Sustainable Agriculture, and Zach Paskiet, ISU College of Business undergraduate

This report builds on earlier data and analysis funded by the Leopold Center that covered the first eight years of commercial use of genetically engineered crops. More recent reports are available at The Organic Center.

October 2004
Genetically Engineered Crops and Pesticide Use in the United States: The First Nine Years
Charles Benbrook, BioTech InfoNet Technical Paper Number 7

This paper provides an overview of how Geographical Indicated Products are defined, regulated and used for marketing in the Netherlands.

September 2004
Leopold Center Document Geographical Indicated Products in The Netherlands
Laura Mout, Wageningen University and Research Center

This paper investigates supply chain business relationships that would be appropriate for biobased businesses. It is a final report from the Leopold Center Marketing Initative project M13-2004.

September 2004
Supply Chain Options for Biobased Businesses
Rhonda R. Lummus, Iowa State University

This project summarizes the results and data from a winter farrowing greenhouse project conducted for the Pork Niche Market Working Group from August 2003 to Oct 2003.

June 2004
Winter Farrowing Greenhouse Project
Jude Becker

This report outlines the "agriculture of the middle" sector and specific actions and policies that need to be addressed. It was prepared as a white paper of the Leopold Center with input from a number of authors.

June 2004
Leopold Center Document Why Worry about the Agriculture of the Middle?
Leopold Center for Sustainable Agriculture

This basic guide to new product development for niche pork marketers includes key terms, the product development process, a directory, interviews and recipes. It was developed for the Pork Niche Market Working Group.

June 2004
New Product Development for Pork Niche Marketers
Rick Parker, R. Parker & Associates Inc., and Severin Johnson, Winnebago Agribusiness Research and Consulting, LLC.