Blackleg seldom affects cattle older than 2 years of age, most likely due to immunity induced by vaccines or natural exposure. However, sporadic cases do occur in cattle older than 2 years and are often associated with the reuse of needles for multiple injections.lackleg seldom affects cattle older than 2 years of age, most likely due to immunity induced by vaccines or natural exposure. However, sporadic cases do occur in cattle older than 2 years and are often associated with the reuse of needles for multiple injections.
Afton: a river in Scotland, for my nature theme. Afton: a Swedish word that means afternoon or evening, for Bjorkâs Scandinavian feel. Afton: a name ending with an ân,â for my weird enjoyment of names ending with ânâ. And âSweet Aftonâ, one of our favorite songs.
Afton is a very prominent first name for women (#2100 out of 4276, Top 49%) and a slightly less prominent last name for both adults and children (#76700 out of 150436, Top 51%). Afton was first listed in 1890-1899 and reached its peak rank of #878 in the U.S. during the years 1910-1919, but is not ranked at the moment.