T.M. Quynh, N.T.T. Thuy, T.X. An, N.T. Thom, N.V. Binh, T.B. Diep, N.T. Ha and L.T.M. Luong 2019. A beads-based biofertilizer containing Bacillus megaterium for cabbage. Vietnam Journal of Science, Technology and Engineering. 61, 4 (Dec. 2019), 53-57. DOI:https://doi.org/10.31276/VJSTE.61(4).53-57.