00526nam a22001577a 4500003000400000008004100004020001800045082002400063100001900087245009500106260006500201300001100266650004100277650003700318650001300355OSt260610b        |||||||| |||| 00| 0 eng d  a9788171641567  a627.54015118 bC49M  aChauhan, H.S.   aMathematical Modelling of Agricultural Drainage Groundwater and Seepages/bby H.S. Chauhan  aNew Delhi : bIndian Council of Agricultural Research,c2014  a351 p.  aAgriculture and related technologies  aTechniques, equipment, materials  aDrainage