Reinecke, R.K.; Collins, H. Maria; Anderson, P.J.S.; South Africa. Dept. of Agricultural Technical Services; De Lange, M.; Reinecke, R.K.; Walker, Jane B.; De Kock, V.E.; Howell, P.G.
(Pretoria : Government Printer, 1971)
The larvae of Dictyocaulus filaria (Rudolphi, 1809) develop to the 5th stage in the mesenteric lymph
nodes within 6 to 8 days of infestation. The migration of the 5th stage to the lungs commences on the 7th
or 8th day ...