00514nam a22001697a 4500003000400000008004100004082001700045100002100062245012200083260003900205300001000244502001100254650002700265650003100292650001100323650001000334OSt250303b        |||||||| |||| 00| 0 eng d  a338.17bP74E  aPrasad, Birmani.  aEconomics of Production and Marketing of Betelvine (Piper betel L.) in Vaishali District, Bihar / cby Birmani Prasad  a.- Pusa, Samastipurb: RAUc, 1994  a109p.  bM. Sc.  aAgricultural Economics  aBetelvine (Piper betel L.)  aThesis  aM.Sc.