000 00489cam a2200181 i 4500
005 20250514122708.0
008 780718s1978 enka b 000 0 eng
020 _a0713126884
050 0 0 _aQR113.P6 1978
100 1 _aPostgate, J. R.
245 1 0 _aNitrogen fixation
_cJohn Postgate.
260 _aLondon :
_bE. Arnold,
_c1978
300 _a67, [1] p. : ill
_bhbk
650 0 _aNitrogen-fixing microorganisms.
650 0 _aNitrogen cycle.
650 0 _aRoot-tubercles.
942 _cBK
999 _c13082
_d13082