000 00389nam a2200157Ia 4500
008 170101s1966 xx 000 0 und d
041 _aEnglish
082 _a631.42US 2
100 _aH VAN
245 4 _aTHE USE OF ISOTOPES IN SOIL ORGANIC MATTER STUDIES
250 _aI
260 _aNEW YARK
_bTORONTO PARIS
_c1966
300 _a499
_ePrint
653 _aSTUDIES
942 _2ddc
_cBK
999 _c896492
_d896492