Affiliation: | * Department of Animal Science, One Shields Avenue, University of California, Davis 95616-8521 † Veterinary Medical Teaching Research Center, 18830 Road 112, Tulare, CA 93274 ‡ University of California Cooperative Extension, 4437 South Laspina St., Ste. B, Tulare 93274 § University of California Cooperative Extension, PO Box 697, Orland 95963 |