000 00270nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aPOPE(O A)
245 0 _aEFFECT OF CERTAIN SOIL TYPES SEASONAL CO
260 _cNIL
365 _b0
650 _aNIL
942 _cBK
999 _c107681
_d107681