Chhetri, S. B., Shrestha, M., & Shrestha, S. (2019). Polymerase Chain Reaction (PCR) - Based Diagnosis of Huanglongbing (Citrus Greening) Disease in Salyan District of Nepal. Journal of Agriculture and Environment, 20, 57–66. https://doi.org/10.3126/aej.v20i0.25010