000 00270nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aTANDON.HLS
245 0 _aNitrogen Research and crop production
260 _cFDCO,
365 _b0
650 _aNIL
942 _cBK
999 _c102143
_d102143