Gregg A Johnson

Associate Professor, Southern Research and Outreach Center

Research activity per year

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Expertise related to UN SDGs

In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):

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1 Active
18 Finished

Addressing trade-offs between weed management for tall waterhemp and Palmer amaranth and integration of cover
Johnson, G. A., Becker, R., Martinson, K. L., Miller, R. P., Stahl, L. A. & Wells, M. S.
MN DEPARTMENT OF AGRICULTURE
6/1/19 → 5/31/22
Project: Research project
Regional characterization of Alfalfa and Manure Legacy Impacts on Soil quality in Crop Rotations
Johnson, G. A. & Gamble, J. D.
USDA AGRICULTURAL RESEARCH SERVICE
7/1/19 → 9/30/20
Project: Research project
Nitrogen Mineralization from Cover Crops Residue in Soyb
Garcia y Garcia, A. & Johnson, G. A.
MN SOYBEAN RESEARCH & PROMOTION COUNCIL
5/1/18 → 6/16/19
Project: Research project
UM-Managing Biomass and Food Crops in Buffer Areas
Johnson, G. A., Garcia y Garcia, A. & Jungers, J. M.
MN SOYBEAN RESEARCH & PROMOTION COUNCIL
4/1/18 → 3/31/19
Project: Research project
Agronomic and breeding strategies for improved pennycres
Wells, M. S., Anderson, J. A., Gesch, R. W., Johnson, G. A., Marks, M. D. & Wyse, D. L.
MN DEPARTMENT OF AGRICULTURE
3/30/17 → 6/30/20
Project: Research project

50 Article
3 Review article
1 Conference contribution

Alley cropping affects perennial bioenergy crop root distribution, carbon, and nutrient stocks
Gamble, J. D., Johnson, G. A., Current, D. A., Wyse, D. L., Zamora, D. S. & Sheaffer, C. C., Sep 1 2020, In: Agronomy Journal. 112, 5, p. 3718-3732 15 p.
Research output: Contribution to journal › Article › peer-review
Towards sustainable maize production in the U.S. upper Midwest with interseeded cover crops
Rusch, H. L., Coulter, J. A., Grossman, J. M., Johnson, G. A., Porter, P. M. & Garcia, A. G., Apr 2020, In: PloS one. 15, 4, e0231032.
Research output: Contribution to journal › Article › peer-review

Open Access
Biophysical interactions in perennial biomass alley cropping systems
Gamble, J. D., Johnson, G. A., Current, D. A., Wyse, D. L., Zamora, D. S. & Sheaffer, C. C., Jun 15 2019, In: Agroforestry Systems. 93, 3, p. 901-914 14 p.
Research output: Contribution to journal › Article › peer-review
2 Scopus citations
Improving site-specific maize yield estimation by integrating satellite multispectral data into a crop model
Joshi, V. R., Thorp, K. R., Coulter, J. A., Johnson, G. A., Porter, P. M., Strock, J. S. & y Garcia, A. G., Nov 6 2019, In: Agronomy. 9, 11, 719.
Research output: Contribution to journal › Article › peer-review

Open Access
2 Scopus citations
Management of pennycress as a winter annual cash cover crop. A review
Cubins, J. A., Wells, M. S., Frels, K., Ott, M. A., Forcella, F., Johnson, G. A., Walia, M. K., Becker, R. L. & Gesch, R. W., Oct 1 2019, In: Agronomy for Sustainable Development. 39, 5, 46.
Research output: Contribution to journal › Review article › peer-review

Open Access
3 Scopus citations

Southern Research and Outreach Center providing positive community and agricultural impacts
Gregg A Johnson & Forrest T Izuno
8/19/20
1 item of Media coverage
Press/Media: Expert Comment
U of M conducts long-term cropping system research
Gregg A Johnson
1/21/20
1 item of Media coverage
Press/Media: Expert Comment