Popp et al., 1999. Can. J. Plant Sci., 80: 513–519

Document reference

Popp, J. D. ; McCaughey, W. P. ; Cohen, R. D. H. ; McAllister, T. A. ; Majak, W., 2000. Enhancing pasture productivity with alfalfa: A review. Can. J. Plant Sci., 80: 513–519