00492nam a22001697a 4500003000400000008004100004082001700045100002700062245010600089260003900195300001000234502001000244650002700254650002000281650001100301650001000312OSt250310b        |||||||| |||| 00| 0 eng d  a338.17bP74E  aPrasad, Krishna Kumar.  aEconomics of Fish Production and Marketing in Hasanpur Block (Samastipur) / cby Krishna Kumar Prasad  a.- Pusa, Samastipurb: RAUc, 1992  a128p.  bM.Sc.  aAgricultural Economics  aFish Production  aThesis  aM.Sc.