TY - BOOK AU - Michael, A.M. AU - Ojha, T.P. TI - Principles of agricultural engineering Vol -II SN - 9788183601849 (hbk) U1 - 631.3 MIC/PR PY - 2014/// CY - New Delhi PB - Jain Brothers KW - Surveying KW - Drainage KW - Watershed Mangement KW - Irrigation KW - Soil and water conservation ER -