000			00381nam a2200157Ia 4500
008			140205s9999 xx 000 0 und d
020			_a0120007339
082			_a630.72/BRA
100			_aBrady, N C., ed.
245			_aAdvances in agronomy vol.33
260			_bAcademic Press _aNew York _c1980
300			_a374
650			_aAgriculture
650			_aAgronomy
942			_2ddc _cBK
999			_c1735 _d1735