| Barley, oat, and cereal–pea mixtures as dryland forages in the northern Great Plains PM Carr, RD Horsley, WW Poland Agronomy journal 96 (3), 677-684, 2004 | 302 | 2004 |
| Potential of forages to diversify cropping systems in the Northern Great Plains MH Entz, VS Baron, PM Carr, DW Meyer, SR Smith Jr, WP McCaughey Agronomy Journal 94 (2), 240-250, 2002 | 292 | 2002 |
| Farming soils, not fields: A strategy for increasing fertilizer profitability PM Carr, GR Carlson, JS Jacobsen, GA Nielsen, EO Skogley Journal of Production Agriculture 4 (1), 57-61, 1991 | 286 | 1991 |
| Nitrogen economy of pulse crop production in the Northern Great Plains FL Walley, GW Clayton, PR Miller, PM Carr, GP Lafond Agronomy Journal 99 (6), 1710-1718, 2007 | 222 | 2007 |
| Forage and nitrogen yield of barley—Pea and oat—Pea intercrops PM Carr, GB Martin, JS Caton, WW Poland Agronomy Journal 90 (1), 79-84, 1998 | 200 | 1998 |
| Organic farming, soil health, and food quality: considering possible links JR Reeve, LA Hoagland, JJ Villalba, PM Carr, A Atucha, C Cambardella, ... Advances in agronomy 137, 319-367, 2016 | 193 | 2016 |
| Tillage and seeding rate effects on wheat cultivars: I. Grain production PM Carr, RD Horsley, WW Poland Crop science 43 (1), 202-209, 2003 | 173 | 2003 |
| Impacts of organic zero tillage systems on crops, weeds, and soil quality PM Carr, GG Gramig, MA Liebig Sustainability 5 (7), 3172-3201, 2013 | 140 | 2013 |
| Biomass yield, phenology, and survival of diverse switchgrass cultivars and experimental strains in western North Dakota JD Berdahl, AB Frank, JM Krupinsky, PM Carr, JD Hanson, HA Johnson Agronomy Journal 97 (2), 549-555, 2005 | 103 | 2005 |
| Tillage and seeding rate effects on wheat cultivars: II. Yield components PM Carr, RD Horsley, WW Poland Crop Science 43 (1), 210-218, 2003 | 87 | 2003 |
| Grain yield and weed biomass of a wheat–lentil intercrop PM Carr, JJ Gardner, BG Schatz, SW Zwinger, SJ Guldan Agronomy Journal 87 (3), 574-579, 1995 | 85 | 1995 |
| Organic zero-till in the northern US Great Plains Region: Opportunities and obstacles PM Carr, RL Anderson, YE Lawley, PR Miller, SF Zwinger Renewable Agriculture and Food Systems 27 (1), 12-20, 2012 | 65 | 2012 |
| Overview and comparison of conservation tillage practices and organic farming in Europe and North America PM Carr, P Mäder, NG Creamer, JS Beeby Renewable Agriculture and Food Systems 27 (1), 2-6, 2012 | 59 | 2012 |
| Wheat cultivar performance on certified organic fields in Minnesota and North Dakota PM Carr, HJ Kandel, PM Porter, RD Horsley, SF Zwinger Crop Science 46 (5), 1963-1971, 2006 | 55 | 2006 |
| Sustainable agriculture research and education in the field: a proceedings National Research Council National Academies Press, 1991 | 47 | 1991 |
| Potential carbon sequestration and nitrogen cycling in long-term organic management systems A Bhowmik, AM Fortuna, LJ Cihacek, AI Bary, PM Carr, CG Cogger Renewable Agriculture and Food Systems 32 (6), 498-510, 2017 | 45 | 2017 |
| Green and animal manure use in organic field crop systems PM Carr, MA Cavigelli, H Darby, K Delate, JO Eberly, HK Fryer, ... Agronomy Journal 112 (2), 648-674, 2020 | 42 | 2020 |
| Potential of fanweed [Thlaspi arvense] and other weeds as novel industrial oilseed crops. PM Carr | 36 | 1993 |
| Guest editorial: conservation tillage for organic farming PM Carr Agriculture 7 (3), 19, 2017 | 31 | 2017 |
| Forage legume regeneration from the soil seed bank in western North Dakota PM Carr, WW Poland, LJ Tisor Agronomy Journal 97 (2), 505-513, 2005 | 31 | 2005 |
