000 00389nam a22001337a 4500
999 _c6871
_d6871
005 20191220132748.0
008 171108b xxu||||| |||| 00| 0 eng d
082 _222
_a631.58 DOA
245 _aCropping systems research/ (Acc: D 1281)
_cBy Department of Agriculture.
260 _a:
_bDepartment of Agriculture
_c1995
300 _axvi,215 p.
_bill.,
_c25 cm.
700 _a.
942 _2ddc
_cAG