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| web | Elizabeth Weise | USA TODAY | 2022-12-27 |
| web | Karl Plume | Reuters | 2022-01-04 |
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| web | D.M. Sullivan, N. Andrews and ... | Pacific Northwest Extension | 2020-08-01 |
| web | Mark Schonbeck and Ron Morse | Rodale Institute | 2008-02-17 |
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| web | Stephanie Strom | New York Times | 2016-02-06 |
| web | | West Coast Seeds | 2015-04-09 |
| web | | West Coast Seeds | 2015-04-12 |
| web | Andy Clark | Sustainable Agriculture Resear... | 2015-01-01 |
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| web | Tom Philpott | Mother Jones | 2013-09-09 |
| web | Roland Bunch | Canadian Foodgrains Bank | 2012-01-01 |
| web | Dave Robison | | 2010-12-14 |
| web | Francis Shaxson, Amir Kassam | UN Food and Agriculture Organi... | 2008-07-01 |
| web | Mark Schonbeck and Ron Morse | Virginia Association for Biolo... | 2007-04-01 |
| web | | Sustainable Agriculture Resear... | 2012-06-01 |
| web | Chuck Ingels, Mark Van Horn | California Agriculture | 1994-09-01 |