Burnside, O. C.
1972. Tolerance of soybean cultivars to weed competition and herbicides. Weed Sci.
Burnside, O. C.
1979. Soybean (Glycine max) growth as affected by weed removal, cultivar, and row spacing. Weed Sci.
Bussan, A. J.
1995. Selection for weed competitiveness among soybean genotypes. M.S. thesis. University of Minnesota, St. Paul, MN. 108 p.
Callaway, M. B.
1992. A compendium of crop varietal tolerance to weeds. Am. J. Alt. Agric.
Callaway, M. B. and Forcella, F.
1993. Crop tolerance to weeds. in
Callaway, M. B. and Francis, C. A., eds. Crop Improvement for Sustainable Agriculture. Lincoln, NE: University of Nebraska Press, pp. 100–131.
Coble, H. D. and Ritter, R. L.
1978. Pennsylvania smartweed (Polygonum pennsylvanicum) interference in soybeans (Glycine max). Weed Sci.
Coble, H. D., Williams, F. M., and Ritter, R. L.
1981. Common ragweed (Ambrosia artemisiifolia) interference in soybeans (Glycine max). Weed Sci.
Egley, G. H.
1990. High temperature effects on germination and su rvival of weed seeds in soil. Weed Sci.
Grime, J. P.
1979. Primary strategies in the established phase. in
Grime, J. P., ed. Plant Strategies and Vegetation Processes. New York: J. Wiley, pp. 7–25.
Gunsolus, J. L.
1990. Mechanical and cultural weed control in corn and soybeans. Am. J. Alt. Agric.
Harrison, J. K.
1990. Interference and seed production by common lambs quarters (Chenopodium album) in soybeans (Glycine max). Weed Sci.
Harrson, S. K., Williams, C. S., and Wax, L. M.
1985. Interference and control of giant foxtail (Setaria faberi) in soybeans (Glycine max). Weed Sci.
Harvey, R. G. and Wagner, C. R.
1994. Using estimates of weed pressure to establish crop yield loss equations. Weed Technol.
Henry, W. T. and Bauman, T. T.
1989. Interference between soybeans (Glycine max) and common cocklebur (Xanthium strumarium) under Indiana field conditions. Weed Sci.
Johnson, B. J.
1990. Herbicide X annual fertility programs influence on creeping bentgrass performance. Agron. J.
Kropff, M. J. and Spitters, C.J.T.
1991. A simple model of crop loss by weed competition from early observations on relative leaf area of the weeds. Weed Res.
Lentner, M. M. and Bishop, T.
Lentner, M. M. and Bishop, T., eds. Experimental Design and Analysis. Blacksburg, VA: Valley Book, pp. 365–371.
Monks, D. W. and Oliver, L. R.
1988. Interactions between soybean (Glycine max) cultivars and selected weeds. Weed Sci.
Orwick, P. L. and Schrieber, M. M.
1979. Interference of redroot pigweed (Amaranthus retroflexus) and robust foxtail (Setaria viridis var. robusta alba or var. robusta puprurea) in soybeans (Glycine max). Weed Sci.
Quakenbush, L. S. and Andersen, R. N.
1984. Effect of soybean (Glycine max) interference on eastern black nightshade (Solanum ptycanthum). Weed Sci.
Rose, S. J., Burnside, O. C., Specht, J. E., and Swisher, B. A.
1984. Competition and allelopathy between soybeans and weeds. Agron. J.
Stoller, E. W. and Woolley, J. T.
1985. Competition for light by broadleaf weeds in soybean (Glycine max). Weed Sci.
1990. Constraints and tradeoffs: toward a predictive theory of competition and succession. Acta Oecol. Scand.
Tilman, D. and Wedin, D.
1991. Dynamics of nitrogen competition be tween successional grasses. Ecology
Wyse, D. L.
1994. New technologies and approaches for weed management in sustainable agriculture systems. Weed Technol.