J.A. Van Wyk

Electron spin resonance in the study of diamond

J.H.N. Loubser, J.A. Van Wyk · Reports on Progress in Physics · 1978 · 585 citations

Engineering, Magnetic Resonance, Chemistry +18

Refugia--overlooked as perhaps the most potent factor concerning the development of anthelmintic resistance.

J.A. Van Wyk · PubMed · 2001 · 534 citations

Parasitic Disease, Small Ruminants, Antiparasitic Agent +19

Morphological identification of nematode larvae of small ruminants and cattle simplified

J.A. Van Wyk, Jacques Cabaret, L MICHAEL · Veterinary Parasitology · 2004 · 394 citations

Caprine, Small Ruminants, Animal Science +3

Morphological identification of parasitic nematode infective larvae of small ruminants and cattle: A practical lab guide

J.A. Van Wyk, Estelle Mayhew · Onderstepoort Journal of Veterinary Research · 2013 · 377 citations · Full text

Parasitic Disease, Small Ruminants, Sheath Tail Extension +19

Resistance of field strains of Haemonchus contortus to ivermectin, closantel, rafoxanide and the benzimidazoles in South Africa

J.A. Van Wyk, F. S. Malan · Veterinary Record · 1988 · 216 citations

Field Strains, Parasitic Disease, Antiparasitic Agent +15