ManjuBhargavi, Yarlagadda, et al. “Pink Pigmented Facultative Methylotrophs (PPFMs) Improve Rooting in Black Pepper (Piper Nigrum L.) Cuttings and Mitigate Drought Stress”. Plant Science Today, vol. 11, no. sp3, Dec. 2024, doi:10.14719/pst.4546.