000 00289nam a2200121Ia 4500
008 170101s2015 xx 000 0 und d
082 _a630 SPA
100 _aSparks Donald L.
245 0 _aAdvances in Agronomy Vol-132
260 _bELSEVIER
_c2015
300 _a210p
942 _2ddc
_cB
999 _c1669316
_d1669316