Posted by BubikolRamios on 16-07-2010 12:43
#1
Fusarium oxysporum f.sp. cepae
ok, in this case it probably means it grows on onion, but does it differ in any way from
just Fusarium oxysporum or 'Fusarium oxysporum f.sp. anything else '
What exactly f.sp. means ?
Posted by Tony Irwin on 16-07-2010 14:45
#2
From
http://www.apsnet...dGlossary/
f. sp. (abbr. for
forma specialis)
a taxonomic group within a pathogenic species defined in terms of host range, i.e. members of different
formae speciales infect different groups of plants