Nahar, S.J., Haque, S.M. and Kazuhiko, S. 2015. Effect of 5?aminolevulinic Acid on PLB Culture of Cymbidium dayanum In Vitro. Plant Tissue Culture and Biotechnology. 25, 1 (Jul. 2015), 99–102. DOI:https://doi.org/10.3329/ptcb.v25i1.24129.