Frankia alni (Woronin) Von Tubeuf, 1895
on Alnus
Alnus glutinosa, Belgium, prov. Namur, Pondrome, Ruisseau de Snaye; © Jean-Yves Baugnée
another specimen
hostplants
Betulaceae, monophagous
Alnus glutinosa.
note
The symbiotic bacterium that induces these root tubercles has a strong positive influence on the fertility of the soil by fixation of atmospheric nitrogen.
references
Bellmann (2012a), Benson & Silvester (1993a), Buhr (1964b), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Redfern & Shirley (2011a), Roskam (2009a).
12/08/2016
mod 9.xi.2017

Alnus glutinosa, Belgium, prov. Namur, Pondrome, Ruisseau de Snaye; © Jean-Yves Baugnée

another specimen
hostplants
Betulaceae, monophagous
Alnus glutinosa.
note
The symbiotic bacterium that induces these root tubercles has a strong positive influence on the fertility of the soil by fixation of atmospheric nitrogen.
references
Bellmann (2012a), Benson & Silvester (1993a), Buhr (1964b), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Redfern & Shirley (2011a), Roskam (2009a).
12/08/2016
mod 9.xi.2017