000 00412nam a2200133Ia 4500
008 151012s9999 xx 000 0 und d
100 _aGhildyal, B. P.
245 _aSoil structure problems and management
260 _c1991
_aNew Delhi
_bIndian Council of Agricultural Research
300 _a58p.
650 _aSoil --IndiaSoil ManagementSoil Structure
700 _a Gupta, R. P.Wadhwani, A.M.
942 _cICAR
999 _c23403
_d23403