000 00440nam a22001817a 4500
003 OSt
005 20211006091941.0
008 211006b |||||||| |||| 00| 0 eng d
020 _a019854401
040 _cHAWASSA UNIVERSITY
050 _a574.133/NIT
_b1
082 _a574.133/NIT
_b1
245 _anitrogen fixation volume i ecology
260 _anew York
_boxford
_c1981
300 _axi/306
504 _aINDEX
942 _2ddc
_cBOOKS
_n0
999 _c9808
_d9808