Tillage techniques in grass crop rotations in Western Kazakhstan Akzhbek Bulekova, Tulegen Bulekov, Valentina Limanskaya, Zhannar Gumarova and Ainat Kozhakhmetova E3S Web Conf., 494 (2024) 04012 Published online: 22 February 2024 DOI: 10.1051/e3sconf/202449404012