Analisis Isozim dan Patogenisitas Isolat Cladosporium spp. Terhadap Karat Putih Pada Krisan (Isozyme Analysis and Pathogenicity of Cladosporium spp. Isolate Against White Rust on Chrysanthemum) - Yusuf, Evi Silvia; Balai Penelitian Tanaman Hias Jl Raya Ciherang –Pacet, Cianjur 43253 (Indonesian Center for Horticulture Research and Development, 2018)