Nitrogen fixation /
Broughton, W. J.
Nitrogen fixation / - Oxford : New York : Clarendon Press ; Oxford University Press, 1981- - v. ;
v. 1. Ecology.--v. 2. Rhizobium.--v. 3. Legumes.--v. 4. Molecular biology.
0198545401 (v. 1) :
Nitrogen
Nitrogen-fixing microorganisms.
589 / BRO/NI
Nitrogen fixation / - Oxford : New York : Clarendon Press ; Oxford University Press, 1981- - v. ;
v. 1. Ecology.--v. 2. Rhizobium.--v. 3. Legumes.--v. 4. Molecular biology.
0198545401 (v. 1) :
Nitrogen
Nitrogen-fixing microorganisms.
589 / BRO/NI