1 janv. 1863 - Nitrogen Fixation [1863]
As one of the most important biochemical
processes on the Earth, Hermann Helliriegel
is credited to the discovery of the tubercles
on the roots as the agency through which
nitrogen fixation takes place.
Ajouté au bande de temps:
TECH EXPO
innovations in the past 500 years
Date:
Les images:
![]()
