000			00324nam a22001337a 4500
003			OSt
008			240215b |||||||| |||| 00| 0 eng d
082			_aR631.417 _bF60O
100			_aF. A. O
245			_aOrganic materials and soil productivity in the nearest
260			_FF. A. O _c1982
300			_a280
942			_2ddc _cBK
999			_c37173 _d37173