Hop: Alternative Field Crops Manual, University of Wisconson Cooperative Extension Service, University of Minnesota Extension Service, Center for Alternative Plant & Animal Products
Handbook of Energy CropsJames A. Duke. 1983. unpublished.
Herbs Affecting the Central Nervous SystemVarro E. Tyler
Magness, J.R., G.M. Markle, C.C. Compton. 1971. Food and feed crops of the United States.
Humulus Accessions available through the National Germplasm Repository, Corvallis, Oregon.
Copyright © 2013, Purdue University, all rights reserved. Purdue University is an equal access/equal opportunity university. If you have trouble accessing this page because of a disability, please contact the NewCROP Center | email: email@example.com | phone: 765-494-6968.
Last modified: June 12 2014 by aw