Copyrighted Transmission or reproduction of materials protected by copyright beyond that allowed by fair use requires the written permission of the copyright owners. In addition, the reproduction of some materials may be restricted by terms of gift or purchase agreements, donor restrictions, privacy and publicity rights, licensing and trademarks. Works not in the public domain cannot be commercially exploited without permission of the copyright owner. Responsibility for any use rests exclusively with the user. Esau, Katherine Consult owning institution. Unknown
Description
Sugar beet fields grown by Spreckels Sugar Company for plant breeding experiments to create a beet strain resistant to curly top virus, spread by the beet leafhopper.
If you're wondering about permissions and what you can do with this item, a good starting point is the "rights information" on this page. See our terms of use for more tips.
Share your story
Has Calisphere helped you advance your research, complete a project, or find something meaningful? We'd love to hear about it; please send us a message.
