000 00283 a2200097 4500
082 _a627.52 RAO
100 _aRao.P.N.
245 _aIrrigation Development :issues and challenges /
_cP.N.Rao
260 _aNew Delhi :
_cDiscovery Publishing House,
_b2007
300 _a287p. :
_c25cm
650 _airrigation engineering
999 _c1600
_d1600