[Objectives]Monoculture leads to declines in both quanlity and quantity( productivity) of Chrysanthemum morifolium Tzvel.‘Chuju'. In order to explore the best disease control project,the effects of bio-organic fertilizer( BOF) on the productivity of C. morifolium Tzvel.‘Chuju'were investigated in this study. [Methods]BOF was applied in nursery and / or transplanting soil of‘Chuju'in field experiment. Four different treatments were designed,including: 1) Both nursery and transplating soil untreated( CKn+CKf)...