HomePublicationsCrops & SoilsIssuesCrops & Soils: Volume 57, Issue 1Newly Certified January 1, 2024 CanadaAlbertaMcPherson, Tateum, Fort Saskatchewan, AB (CCA-PP)Zeyha, Lindsey, Calgary, AB (CCA-PP)Knol, Gerrid, Coalhurst, AB (CCA-PP)Leffers, Joshua, Coaldale, AB (CCA-PP) OntarioRobinson, Jordan, Wallenstein, ON (CCA-ON)Colville, Scott, Belgrave, ON (CCA-ON)Huberts, Tiffany, Hagersville, ON (CCA-ON) SaskatchewanMartel, Riley, Regina, SK (CCA-PP)McBride, Joshua, Saskatoon, SK (CCA-PP)Kuhn, Brett, Unity, SK (CCA-PP)Loeppky, Dora, Regina, SK (CCA-PP)Cheney, Savannah, Kyle, SK (CCA-PP) MexicoCastillo Aldana, David Arturo, Chihuahua (CCA-MEXICO)Morachis Valdez, Jorge A, Villa Guerrero, México (CCA-MEXICO)Gomez Garcia, Gilberto, Cualican, Sinaloa (CCA-MEXICO) United StatesCaliforniaNunes, Nicole, Briones, CA (CCA-WR)Graham, Rebecca, Paso Robles, CA (CCA-WR)Crawford, Caleb, Visalia, CA (CCA-WR)Tellier, Baptiste, San Bruno, CA (CCA-WR)Brewer, Kelsey, Sacramento, CA (CCA-WR)Bagby, Mitchell, Chico, CA (CCA-WR)Bourbon, Drake, Arroyo Grande, CA (CCA-WR) FloridaWaldron, Koby, Blountstown, FL (CCA-SE) IowaFrischmeyer, Madeline, Reinbeck, IA (CCA-IA) IllinoisLetcher, Tristan, Taylorville, IL (CCA-IL) IndianaTrail, LeAnna, Sheridan, IN (CCA-IN)Slavens, Nathan, Tipton, IN (CCA-IN)Ford, Jacob, Owensboro, KY (CCA-IN) KansasAnderson, Gabriel, Oberlin, KS (CCA-KS)Dittmer, Ty, Moundridge, KS (CCA-KS)Schultis, Caleb, Haven, KS (CCA-KS)Kaufmann, Alex, Aurora, KS (CCA-KS)Powe, Matthew, Colony, KS (CCA-KS) KentuckyFowler, Matthew, Lebanon, KY (CCA-KY) MassachusettsNorris, Gregory, Westhampton, MA (CCA-NR) MarylandTownsend, Mark, Ashton, MD (CCA-CB)Lednum, Brandon, Greensboro, MD (CCA-CB) MichiganTerwillegar, Christian, Midland, MI (CCA-MI)Diedrick, Keith, Traverse City, MI (CCA-MI) MinnesotaMarx, Dylan, Albertville, MN (CCA-SD) MissouriCarter, Sarah, Kingsville, MO (CCA-MO)Hargrave, Colton, Chillicothe, MO (CCA-MO) MississippiAllen, Coleman, Tunica, MS (CCA-MS) MontanaLavy, Daniel, Laurel, MT (CCA-RM) North CarolinaJoyner, Joshua, Mount Olive, NC (CCA-NC) NebraskaMarisch, Grant, Spalding, NE (CCA-NE)Callahan, Chase, Ogallala, NE (CCA-NE) New YorkDavis, Curtis, Seneca Falls, NY (CCA-NR) OhioForestieri-Munoz, Daniel, Liberty Township, OH (CCA-OH)Kutz, Alexander, Medina, OH (CCA-OH)Hartman, Trey, Martin, OH (CCA-OH)Barnes, Noelle, Cortland, OH (CCA-OH)Horn, Brock, New Philadelphia, OH (CCA-OH)DeFosset, Anna, Cincinnati, OH (CPSS) OklahomaMyers, Corey, Blackwell, OK (CCA-OK)Frantz, David, Guymon, OK (CCA-OK)Sabrowski, Calvin, Gore, OK (CCA-OK) PennsylvaniaPollock, Brad, New Tripoli, PA (CCA-PA) South DakotaChristensen, Katie, Edgemont, SD (CCA-SD) TexasHanson, Robert, Forestburg, TX (CCA-TX)Barkowsky, Erick, Lamesa, TX (CCA-TX)Doria, Joshua, College Station, TX (CCA-TX)Weathers, Logan, Uvalde, TX (CCA-TX) WisconsinMast, Noah, Dalton, WI (CCA-WI)Condon, AnnaMarie, Horicon, WI (CCA-WI)Hasz, Taylor, Waupaca, WI (CCA-WI) Text © . The authors. CC BY-NC-ND 4.0. Except where otherwise noted, images are subject to copyright. Any reuse without express permission from the copyright owner is prohibited.Share this: Related articles In memoriam: Johnie N. Jenkins August 11, 2026 Simple ways to predict a cover crop’s carbon-to-nitrogen ratio August 11, 2026 Congress' last legislative moves before August recess August 10, 2026 Recent articles Understanding the foundations of fertilizer recommendations July 31, 2026 Soil carbon calculations July 29, 2026 Organic Specialty certification for crop advisers now available July 24, 2026