00466nam a22001697a 4500003000800000008004100008020001800049041001200067082001600079100001800095245007700113260002800190300002000218650001600238650002500254650001700279WUSLLib190610b           ||||| |||| 00| 0 eng d  a9788171641567  aEnglish  a631.62bCHA  aChauhan, H.S.  aMathematical modelling of agricultural drainage groundwater and seepages  aNew Delhi bICAR c2014  av, 351p.c24cm.  aAgriculture  aIrrigation structure  aGround water