00399pab a2200133 454500008004000000100002800040245009900068260000900167300001100176362000900187650001900196700001500215773003500230180718b1986   xxu||||| |||| 00| 0 eng d  aJayasuriya, S.K., A. Te  aMechanisation and cropping intensificationbEconomics of machinery use in Low - wage economics  c1986  a327-35  aJan.  aFarm Machinery  aR.W. Herdt  aJournal of Development Studies