Greater soil carbon accumulation in deeper soils in native- than in exotic-dominated grassland plantings in the southern Plains

Brian J. Wilsey1, Xia Xu2, H. Wayne Polley3 and Kirsten S. Hofmockel1, (1)Iowa State University, Ames, IA, United States, (2)Iowa State University, Noroman, OK, United States, (3)USDA ARS, Temple, TX, United States