000
00288nam a2200109Ia 4500
001
MPKV098996
008
120911s9999 xx 000 0 und d
245
_a
Biological nitrojen fixation recent development
_c
Rao,N.S.S.;
260
_a
Oxford
_b
IBH
_c
1988
300
_b
337 pp
365
_b
295/-
999
_c
62580
_d
62580