“Occurrence of the potato tuber moth, in the Columbia Basin of Oregon and Washington”
, in Integrated Pest Management for the Potato Tuber Moth, Phthorimaea operculella Zeller – a Potato Pest of Global Importance
, Weikersheim, Germany: Margraf Publishers, 2008, pp. 9-13.
“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.