Schneider, D.J.; Steyn, P.J.J.; Bigalke, R.D.; Cameron, Colin McKenzie; Gilchrist, Frances M.C.; Morren, A.J.; Verster, Anna J.M.; Verwoerd, Daniel Wynand; Walker, Jane B.
(Published by The Government Printer, Pretoria, 1981)
The occurrence of annual ryegrass toxicity (ARGT) in sheep and cattle is reported for the first
time in South Africa. To date it has been diagnosed conclusively in South African Mutton Merino
sheep on a farm in the Caledon ...