Root nodules

Source of the photo: 
EUROPEAN ATLAS OF SOIL BIODIVERSITY, JRC, European Comission, 2010
Author of the description: 
GK
Root nodules

Root nodules formed by Rhizobium sp. on the roots of a leguminous plant as part of a symbiotic relationship between the bacterium and the plant. The plant provides a safe environment, rich in sugars as food for the bacterium which in turn fixes nitrogen into plant usable forms.

Source of description: 

<!--[if gte mso 9]> Normal 0 21 <![endif]-->EUROPEAN ATLAS OF SOIL BIODIVERSITY, JRC, European Comission, 2010