@ARTICLE {SARTIE:2009, title = {Plant morphology differences in two perennial ryegrass cultivars}, author = {Sartie, A. M. and Easton, H. S. and Matthew, C. }, journal = {New Zealand Journal of Agricultural Research}, year = {2009}, volume = {52}, number = {4}, pages = {391--398}, issn = {0028-8233}, }