Zelalem, Selamawit, Melkamu Alemayehu, and Tadele Yeshiwas. 2018. “Pulsing Preservatives to Prolong Vase Life of Cut Rose Flowers in Bahir Dar, Northwestern Ethiopia”. International Journal of Sustainable Agricultural Research 5 (4):54-67. https://doi.org/10.18488/journal.70.2018.54.54.67.