00489nam a22001697a 4500003000400000008004100004082001700045100002800062245009000090260003900180300000900219502001900228650002900247650001900276650001100295650001300306OSt260609b        |||||||| |||| 00| 0 eng d  a631.31bS48E  aSinha, Jagnnath Prasad.  aEnergy Utilization Efficiency of Some Tillage Implements / cby Jagnnath Prasad Singh  a.- Pusa, Samastipurb: RAUc, 1992  a62p.  bM. Tech.d1992  aAgricultural Engineering  aFarm Machinery  aThesis  aM. Tech.