R. B. Daniels Coleman, M., Coyle, D., Blake, J., Britton, K., Buford, M., Campbell, B., … al. (2004). Production of short rotation woody crops grown with a range of nutrient and water availability: establishment report and 1st-yr responses. In General technical report SRS-72. USDA Forest Service, Southern Research Station. Daniels, R. B., Gilliam, J. W., Cassel, D. K., & Nelson, L. A. (1987). Quantifying the effects of past soil erosion on present soil productivity. Journal of Soil & Water Conservation, 42(3), 183. Daniels, R. B., Perkins, H. F., Hajek, B. F., & Gamble, E. E. (1978). Morphology of discontinuous phase plinthite and criteria for its field identification in the southeastern United States. Soil Science Society of America Journal, 42(6), 944. https://doi.org/10.2136/sssaj1978.03615995004200060024x