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Six, J. ;Elliott, E.T. ;Paustian, K. 1999. “Aggregate and soil organic matter dynamics under conventional and no-tillage systems” 63: 1350-1358.
Six, J. ;Elliott, E.T. ;Paustian, K. 2000. “Macroaggregate turnover and microaggregate formation: A proximate mechanism for C sequestration under no-tillage” 32: 2099-2103.
Six, J. ;Merckx, R. ;Kimpe, K. ;Elliott, E.T. ;Paustian, K. 2000. “A re-evaluation of the enriched labile soil organic matter fraction” 51: 283-293.
Six, J. ;Paustian, K. ;Elliott, E.T. 2000. “Soil structure and soil organic matter: II. A normalized stability index and the effect of mineralogy” 64: 1042-1049.
Six, J. ;Paustian, K. ;Elliott, E.T. ;Combrink, C. 2000. “Soil structure and soil matter: I. Distribution of aggregate size classes and aggregate associated carbon” 64: 681-689.
Smucker, A.J.M. 1990. “Quantification of root dynamics in agroecological systems” 5 (1): 237-248.
Smucker, A.J.M. ;Aiken, R.M. 1992. “Dynamic root responses to water deficits” 154 (4): 281-289.
Smucker, A.J.M. 1993. “Soil environmental modifications of root dynamics and measurement” 31: 191-216.
Smucker, A.J.M. ;Richner, W. ;Snow, V.O. 1995. “Bypass flow via root-induced macropores (RIMS) in subirrigated agriculture” Vol III: Practices, Systems, and Adoption: 255-258.
Robertson, G.P.  Grace, P.R. 1994. “The impact of soil and crop management practices on soil spatial heterogeneity” : 156-161.
Robertson, G.P. ;Gross, K.L.  Pearcy, R.W. 1994. “Assessing the heterogeneity of below-ground resources: Quantifying pattern and scale” : 237-253.
Robertson, G. P. ;Freckman, D. W. 1995. “The spatial distribution of nematode trophic groups across a cultivated ecosystem” 76: 1425-1432.
Robertson, G.P.  Jackson, L. 1997. “Nitrogen use efficiency in row-crop agriculture: crop nitrogen use and soil nitrogen loss” : 347-365.
Robertson, G.P. ;Klingensmith, K.M. ;Klug, M.J. ;Paul, E.A. ;Crum, J.C. ;Ellis, B.G. 1997. “Soil resources, microbial activity, and primary production across an agricultural ecosystem” 7 (1): 158-170.
Robertson, G.P.  Harwood, R.R. 1998. “Field crop ecosystems” : 1-16.
Robertson, G.P. ;Paul, E.A.  Groffman, P.M. 1998. “Ecological research in agricultural ecosystems: contributions to ecosystem science and to the management of agronomic resources” : 142-164.
Robertson, G.P. ;Wedin, D.A. ;Groffman, P.M. ;Blair, J.M. ;Holland, E. ;Harris, D. ;Nadelhoffer, K.  Sollins, P. 1999. “Soil carbon and nitrogen availability: nitrogen mineralization, nitrification, and soil respiration potentials” : 258-271.
Robertson, G.P. ;Bledsoe, C.S. ;Coleman, D.C. ;Sollins, P. 1999. “Standard Soil Methods for Long-Term Ecological Research” : 462.
Robertson, G.P. ;Sollins, P. ;Ellis, B.G. ;Lajtha, K.  Sollins, P. 1999. “Exchangeable ions, pH, and cation exchange capacity” : 106-114.
Robertson, G.P.  Sumner, M.E. 2000. “Denitrification” : C181-190.