Palmer, R.W.; Edwardes, M.; Nevill, E.M.; Verwoerd, Daniel Wynand
(Published by the Agricultural Research Council, Onderstepoort Veterinary Institute, 1996)
The efficacy of Bacillus thuringiensis var. israelensis (B.t.i.) and temephos in controlling the pest blackfly
Simulium chutteri Lewis along the middle Orange River between 1990 and 1995, was assessed.
Larvicides were ...