000			003330000a22001570004500
020			_a0-12-000728-2
060			_a100
082			_a630.685 ADV.28
100			_aBrady, N.C.
245			_aAdvances in agronomy V.28
260			_aNewYork, Academic press
260			_c1976
300			_a411
650			_aAgronomy
942			_cBK
999			_c205118 _d205118