Alfalfa and alfalfa improvement - Hanson, A. A.,; Barnes, D. K.; Hill, R. R., Jr.,; Heichel, G. H.; Hunt, O. J.,; Leath, K. T.,; Marten, G. C.,; Tesar, M. B.,; Mickelson, S. H.,; Holtgraver, K. A.,; Heichel, G. H.,; C. W. Stuber,; et al. (American Society of Agronomy ; Crop Science Society of America ; Soil Science Society of America, 1988)
Number 29 in the series Agronomy