D A Walker

Transmission of bovine viral diarrhea virus 1b to susceptible and vaccinated calves by exposure to persistently infected calves.

Robert W. Fulton, Robert E. Briggs, Julia F. Ridpath et al. · PubMed · 2005 · 91 citations

Veterinary Medicine, Infectious Diseases, Veterinary Microbiology +17

Challenge with Bovine viral diarrhea virus by exposure to persistently infected calves: protection by vaccination and negative results of antigen testing in nonvaccinated acutely infected calves.

Robert W. Fulton, Bill Johnson, Robert E. Briggs et al. · PubMed · 2006 · 48 citations

Veterinary Medicine, Infectious Diseases, Veterinary Microbiology +17

Effect of Breed on Botanical Composition of Cattle Diets on Chihuahuan Desert Range

John Winder, D A Walker, C. C. Bailey · Journal of Range Management · 1996 · 38 citations · Full text

Agriculture, Animal Sciences, Plant Sciences +11

Genetic Aspects of Diet Selection in the Chihuahuan Desert

John Winder, D A Walker, C. C. Bailey · Journal of Range Management · 1995 · 24 citations

Agriculture, Animal Sciences, Genetics +13