J. Ralph Lichtenfels

Illustrated identification keys to strongylid parasites (strongylidae: Nematoda) of horses, zebras and asses (Equidae)

J. Ralph Lichtenfels, V. Kharchenko, G.M. Dvojnos · Veterinary Parasitology · 2008 · 248 citations

Biology, Identification Keys, Parasitic Disease +7

Taxonomic Revision of the Genus Trichinella

Edoardo Pozio, Giuseppe La Rosa, K. Darwin Murrell et al. · Journal of Parasitology · 1992 · 216 citations

Parasitic Disease, Zoological Taxonomy, Parasite Genomics +17

The identification of cattle nematode parasites resistant to multiple classes of anthelmintics in a commercial cattle population in the US

Louis C. Gasbarre, Larry L. Smith, J. Ralph Lichtenfels et al. · Veterinary Parasitology · 2009 · 145 citations

Parasitic Disease, Cattle Nematode Parasites, Animal Science +6

Identification of parasitic metazoa in tissue sections

MayBelle Chitwood, J. Ralph Lichtenfels · Experimental Parasitology · 1972 · 139 citations

Parasitic Disease, Parasitic Metazoa, Parasitic Protozoa +4

New Morphological Characters for Identifying Individual Specimens of Haemonchus spp. (Nematoda: Trichostrongyloidea) and a Key to Species in Ruminants of North America

J. Ralph Lichtenfels, P. A. Pilitt, Eric P. Hoberg · Journal of Parasitology · 1994 · 130 citations

Animal Taxonomy, Parasitic Disease, New Morphological Characters +21