Bacterial Leaf Blight Disease (Pseudomonas cichorii (Swingle 1925) (STAPP 1928) in Chrysanthemum (Dendranthema grandiflora Tzvelev) and Its Control) in Indonesia - Hanudin, Hanudin; Balai Penelitian Tanaman Hias (Badan Penelitian dan Pengembangan Pertanian, 2020)