00529nam a2200169 a 450000500170000008200160001710000130003324500750004626000630012130000230018463000150020763000280022296400160025099700110026699900150027795200670029220251202164252.0  a338.16bPAL  aPal,S.P.  aContribution of irrigation to Agricultural production and productivity  aDelhibNational council of Applied Economic Researchc1985  a108 p.c24 cm>bPB  aIrrigation  aAgricultural production  bcdefg_  a4758 C  c5616d5616  00104070aPUbPUd1998-07-16g90.00l0o338.16 PALp4758yBK