This collection contains slides, photographs, and other material regarding plant disease used by Leo J. Klotz, former professor
of Plant Pathology at the University of California, Riverside, in his research. The material in this collection has an emphasis
on citrus and avocado disease.
Copyright Unknown: Some materials in these collections may be protected by the U.S. Copyright Law (Title 17, U.S.C.). In addition,
the reproduction, and/or commercial use, of some materials may be restricted by gift or purchase agreements, donor restrictions,
privacy and publicity rights, licensing agreement(s), and/or trademark rights. Distribution or reproduction of materials protected
by copyright beyond that allowed by fair use requires the written permission of the copyright owners. To the extent other
restrictions apply, permission for distribution or reproduction from the applicable rights holder is also required. Responsibility
for obtaining permissions, and for any use rests exclusively with the user.