Ngoenngam, L., Pongtongkam, P., Arananant, J., Poeaim, S. and Poeaim, A. 2019. In vitro effect of gamma irradiation and plant growth regulators (PGRs) for induction and development of Stylosanthes hamata cv. Verano . International Journal of Agricultural Technology. 15, 1 (Jan. 2019), 63–74.