000 00299nam a2200133Ia 4500
008 161121s9999 xx 000 0 und d
100 _aNUTMAN (PS)
245 0 _aSymbiotic nitrigen fixtation in plants
260 _cMarcel dekker
365 _b0
650 _aNIL
652 _a#N/A
942 _cBK
999 _c48342
_d48342