TY - BOOK AU - Ojha, T P and Michael, A M TI - Principles of agricultural engineering vol 2/ SN - 9788183601849 (hbk.) U1 - 631 OJH/P.2 PY - 2024/// CY - New Delhi PB - Jain Brothers KW - agricultural engineering KW - surveying KW - irrigation KW - drainage ER -