00487nam a2200145Ia 4500008004100000082001600041100001900057245010400076260003500180300000800215650004100223650003400264653002700298700001600325170901s1999    xx            000 0 und d  a631.3bM59P  aMichael, A. M. 0aPrinciples of Agricultural EngineeringbSurveying, Irrigation, Drainage Soil And Water Conservation  aNew DelhibJain Brothersc1999  a888  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgricultural machinery  aOjha, T. P.