by silica and potassium fertilization. Asian Journal of Turfgrass Science 26:116-122. Kowalewski, A. R., B. M. Schwartz, A. L. Grimshaw, D. G. Sullivan, and J. B. Peake. 2015. Correlations between hybrid bermudagrass morphology and wear tolerance. HortTechnology 25:725-730. Lulli, F., L. Guglielminetti, N. Grossi, R. Armeni, S. Stefanini, and M. Volterrani. 2011. Physiological and morphological factors influencing leaf, rhizome and stolon tensile strength in C4 turfgrass species. Functional Plant Biology 38:919-926. Park, B. S., T. J. Lawson, H. Samaranayake, and J. A. Murphy. 2009. Tolerance and recovery of Kentucky bluegrass subjected to seasonal wear. Crop Science 50:1526-1536. Shearman, R. C. 1973. Turfgrass wear tolerance. Ph.D. Dissertation: Michigan State University. Shearman, R. C., and J. B. Beard 1975a. Turfgrass wear tolerance mechanisms: I. Wear tolerance of seven turfgrass species and quantitative methods for determining turfgrass wear injury. Agronomy Journal 67:208-211. Shearman, R. C., and J. B. Beard. 1975b. Turfgrass wear tolerance mechanisms: II. Effects of cell Page 28
wall constituents on turfgrass wear tolerance. Agronomy Journal 67:211215. Sun, D. and M. J. Liddle. 1993. Trampling resistance, stem flexibility and leaf strength in nine Australian grasses and herbs. Biological Conservation 65:34-41 Trenholm, L. E., R. N. Carrow, and R. R. Duncan. 2000. Mechanisms of wear tolerance in seashore paspalum and bermudagrass. Crop Science 40:1350-1357. Trenholm, L. E., R. R. Duncan, R. N. Carrow, and G. H. Snyder. 2001. Influence of silica on growth, quality, and wear tolerance of seashore paspalum. Journal of Plant Nutrition 24:245-259. Vincent, J. F. V. 1983. The influence of water content on the stiffness and fracture properties of grass leaves. Grass and Forage Science 38:107-114. Vincent, J. F. V. 1991. Strength and
fracture of grasses. Journal of Materials Science 26:1947- 1950. Wilkinson, J. F., and J. B. Beard. 1974. Morphological responses of Poa pratensis and Festuca rubra to reduced light intensity. Proceedings of the Second International Turfgrass Research Conference 231-240.