000 00335nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aHelm, C.A.
245 _aProductive Methods for Soybean in Missouri
260 _aColumbia
_c1922
300 _a32p.
440 _aColumbia Agricultural Experim
901 _a24563
942 _cB
_2udc
999 _c4587
_d4587