W. C. Young, Youngberg, H. W., Chilcote, D. O., and Hart, J. M.,
“Spring Nitrogen Fertilization of Perennial Ryegrass Seed Crop”,
Journal of Production Agriculture, vol. 10, pp. 327-330, 1997.
W. C. Young, Gingrich, G. A., Silberstein, T. B., and Quebbeman, B. M.,
“Post-harvest residue management of creeping red and chewings fescue seed crops”,
Agronomy Journal, vol. 90, pp. 69–73, 1998.
W. C. Young and Silberstein, T. B.,
“The Oregon Grass Seed Industry”, in
Epichloae Endophytes of Cool Season Grasses: Implications, Utilization and Biology, Ardmore, OK: The Samuel Roberts Noble Foundation, 2012, pp. 49-52.