S. B. YOGANANDA, et al. “ Effect of Weed-Management Practices on System of Rice (Oryza Sativa) Intensification under Southern Dry Zone of Karnataka”. Indian Journal of Agronomy, vol. 64, no. 4, Oct. 2001, pp. 471-5, https://doi.org/10.59797/ija.v64i4.5314.