Schlub and Putnam (IMAGE) University of Guam Caption University of Guam plant pathologist Robert Schlub, left, and Melodie Putnam, director of the Oregon State University Plant Clinic, in the field during Putnam's 2010 visit to Guam in which they established the presence of the bacterial wilt in Guam's ironwood trees. Credit University of Guam Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.