000 00344nam a2200133Ia 4500
008 130223s9999 xx 000 0 und d
245 _aComparative evaluation studies on roch superphosphate
260 _aFayetteville
260 _c1952
300 _a29 p.
440 _aNo. 528; Arkansas Agricultural
901 _pS4008
942 _cB
_2udc
999 _c118356
_d118356