000 00314nam a2200121Ia 4500
008 170101s1975 xx 000 0 und d
082 _a630 AME
100 _aAmerican Society of Agronomy
245 0 _aAdvances in Agronomy vol. 27
260 _aLondon
_bAcademic Press
_c1975
300 _a380 p
942 _2ddc
_cB
999 _c558366
_d558366