Operational Manual for Turbo Happy Seeder (Technology for managing crop residues with environmental stewardship) - Jat, Mangi Lal; Kamboj BR; Sidhu HS; Singh, M.; Bana, A.; Bishnoi, D.K.; Gathala M; Saharawat, Yashpal S.; Kumar, V.; Kumar, Arvind; Jat HS; Jat, Kumar Raj; et al. (International Maize and Wheat Improvement Center, 2013)