000 00294nam a2200121Ia 4500
008 170101s2010 xx 000 0 und d
082 _a630 AME
100 _aSparks D.L.
245 0 _aAdvances In Agronomy Vol. 108
260 _aLondon
_bElsevier
_c2010
300 _a315 P
942 _2ddc
_cB
999 _c1395766
_d1395766