000 00297nam a2200121Ia 4500
008 170101s2008 xx 000 0 und d
082 _a630 SPA
100 _aSparks Donals L.
245 0 _aAdvances in Agronomy
260 _aLondon
_bAcademic Press
_c2008
300 _a255 p.
942 _2ddc
_cB
999 _c1373916
_d1373916