TY - BOOK AU - Kumar, Avinash AU - Shrivastava, A.K. TI - Design and development of power operated spiral-tiller for tillage operation under vertisols conditions U1 - 631.3 KUM-D PY - 2023/// CY - Jabalpur PB - Jawaharlal Nehru Krishi Vishwa Vidyalaya KW - Farm Machinery and Power Engineering N1 - Ph.D. (Farm Machinery and Power Engineering) ER -