TY - BOOK AU - Michael, A. M. TI - Principles of agricultural engineering, V- II : surveying, irrigation, drainage, soil and water conservation, watershed management / (Acc. 6395) SN - 9788183601849 U1 - 631.3 MIC 22 PY - 2019/// CY - Karol Bagh, New Delhi PB - Jain Brothers KW - 1. Agricultural Engineering ER -