Postgate, John R.
Nitrogen fixation / John Postgate. - 2nd ed. - London : Edward Arnold, 1987. - vi, 73 p. : ill. - New studies in biology .
0713129468
Nitrogen-fixing microorganisms.
Nitrogen cycle.
Root-tubercles.
Nitrogen fixation / John Postgate. - 2nd ed. - London : Edward Arnold, 1987. - vi, 73 p. : ill. - New studies in biology .
0713129468
Nitrogen-fixing microorganisms.
Nitrogen cycle.
Root-tubercles.