000			00338nam a2200133Ia 4500
008			130225s9999 xx 000 0 und d
100			_aOhlrogge, A.J.
245			_aPurdue soil and plant tissue tests
260			_aLafayette _c1952
300			_a26 p.
440			_aNo. 584; Purdue Agricultural
901			_a37769 50474
942			_cB _2udc
999			_c7025 _d7025