000 00265nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aMULLER (G)
245 0 _aCotton cultivation and fertilization
260 _cNIL
365 _b0
650 _aNIL
942 _cBK
999 _c93497
_d93497