00381nam a2200157Ia 4500008004100000041001200041082000800053082001100061100001700072100001800089100001100107245006600118260001400184260000900198650001600207150909s9999    xx            000 0 und d  aEnglish  a630  bDHA/RE  aDhawan K C    aMittal  J P    eAuthor  aResearch manual on energy requirements in agricultural sector  aNew Delhi  bICAR  aAgriculture