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020 _a9788181890269
040 _cSGVU LIBRARY
_dSGVU LIBRARY
082 _a630. LAC H
_bbook
100 _a Lal, Chhedi
_930789
245 _aHorizontal subsurface drainage theories for agricultural lands
300 _a290p
_bpb
650 _aAgriculture
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_930790
942 _2ddc
_cBOOKS
_k630. LAC H
999 _c85415
_d85415