Assertion: nodule | /r/HasProperty | formed on nrsym1-1 har1-7 double mutants
Facets:
Source sentences:
text: d Acetylene reduction activity (ARA; μmol h−1 per g nodule) of nodules formed on the har1-7 mutants and the nrsym1-1 har1-7 double mutants (n = 4 plants).