00547nam a22001457a 4500008004100000020001800041100001800059245016600077250003300243260003600276300002600312500001900338650002900357700001500386231213b ||||| |||| 00| 0 eng d a9788183601849 aMichael, A.M. aPrinciples of Agricultural Engineering (Vol. II)bSurveying. Irrigation. Drainage. Soil and Water Conservation. Watershed ManagementcA.M. Michael and T.P. Ojia  aRevised and enlarged edition aNew DelhibJain Brotherscc2016 a(xx), 1123 p.: bill. aincludes index aAgricultural engineering aOjia, T.P.