000 00312nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
020 _a9780123855381
082 _a631/635
_bADV.112
100 _aSparks, D L
245 0 _aAdvances in agronomy, V. 112, 2011
260 _aElseviser
_bAmsterdam
_c2011
942 _cBK
999 _c43068
_d43068