000 00312nam a2200121Ia 4500
008 170101s1952 xx 000 0 und d
082 _a630 AME
100 _aAmerican Society of Agronomy
245 0 _aAdvances in Agronomy vol. IV
260 _aNew York
_bAcademic Press
_c1952
300 _a416 p
942 _2ddc
_cB
999 _c9966
_d9966