Transforming Agriculture, Perennially
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Agricultural Research & Scientific Publications - Page 3

The Land Institute’s work advances agricultural scientific knowledge and is conducted in an innovative yet rigorous professional context. Explore our findings and ideas via articles authored or co-authored by members of our staff and published in peer-reviewed journals.

If you’re looking for popular media mentions of The Land Institute, visit our Media Coverage page.

Author: Richard R.-C. Wang, Steve R. Larson, Kevin B. Jensen, B. Shaun Bushman, Lee R. DeHaan, Shuwen Wang, Xuebing Yan

Abstract: Intermediate wheatgrass (Thinopyrum intermedium (Host) Barkworth & D.R. Dewey), a segmental autoallohexaploid (2n = 6x = 42), is not only an important forage crop but also a valuable gene…

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Author: Timothy E. Crews and Lee R. DeHaan

Abstract: This article was written as a response to Chris Smaje’s review, “The Strong Perennial Vision: A Critical Review”. In his review, Smaje argues that society in general, and the…

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Author: Food and Agriculture Organization, United Nations

In August 2013, our scientists helped the Food and Agriculture Organization of the United Nations organize a workshop in Rome on the role of perennial crops in providing food security….

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Author: Tim Crews, Stan Cox, Lee DeHaan, Sivaramakrishna Damaraju, Wes Jackson, Pheonah Nabukalu, David Van Tassel, Shuwen Wang

To meet the global food challenge of 2050, and well beyond, there is a growing consensus that farmers will need to produce more food using fewer and fewer chemical, energy…

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Author: Lee R. DeHaan, David L. Van Tassel

Abstract: Annual grain crops dominate agricultural landscapes and provide the majority of calories consumed by humanity. Perennial grain crops could potentially ameliorate the land degradation and off-site impacts associated with…

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Author: Bryan C. Runck, Michael B. Kantar, Nicholas R. Jordan, James A. Anderson, Donald L. Wyse, James O. Eckberg, Richard J. Barnes, Clarence L. Lehman, Lee R. DeHaan, Robert M. Stupar, Craig C. Sheaffer and Paul M. Porter

Abstract: Over the last half-century, crop breeding and agronomic advances have dramatically enhanced yields in temperate summer-annual cropping systems. Now, diversification of these cropping systems is emerging as a strategy…

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Author: Timothy E. Crews, Philip C. Brookes

To achieve robust phosphorus sustainability in agriculture, it will be necessary to reduce unintentional P losses through erosion and leaching, improve P availability and synchrony, and cycle the P that…

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Author: David Van Tassel, Lee DeHaan

Efforts to domesticate new, high-yield, perennial grain crops require patience and persistence—but such plants could transform agriculture “You had to spend all those years in graduate school to do this?”…

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Author: R.C. Hayes, M.T. Newell, L.R. DeHaan, K.M. Murphy, S. Crane, M.R. Norton, L.J. Wade, M. Newberry, M. Fahim, S.S. Jones, T.S. Cox, P.J. Larkin

Abstract: This study evaluated over 150 wheat × wheatgrass derivatives in a series of field experiments. The objective was to assess their capacity to regrow post-harvest and yield grain over…

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Author: E. Charles Brummer, Wesley T. Barber, Sarah M. Collier, Thomas S. Cox, Randy Johnson, Seth C. Murray, Richard T. Olsen, Richard C. Pratt, Ann Marie Thro

Abstract: Plant breeding programs primarily focus on improving a crop’s environmental adaptability and biotic stress tolerance in order to increase yield. Crop improvements made since the 1950s – coupled with…

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Author: Jerry D. Glover, John P. Reganold

Perennial versions of our major grain crops would address many of the environmental limitations of annuals while helping to feed an increasingly hungry planet. Download PDF

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Author: T.S. Cox, D.L. Van Tassel, C.M. Cox, L.R. DeHaan

Abstract: Annual cereal, legume and oilseed crops remain staples of the global food supply. Because most annual crops have less extensive, shorter-lived root systems than do perennial species, with a…

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