Survey on diseases of commercial Agroforest nurseries

The experiment was conducted in eight nurseries at different locations of Mymensingh including Bangladesh Agricultural University (BAU), Mymensingh in 2004 to record the incidence of different seedling diseases and its cause (s). A total of thirteen diseases were identified. The highest average incidence 19.56% was recorded in case of Guava die-back and the lowest average incidence (3.965%) was recorded in case of Powdery mildew of Bakul. Disease incidences differed significantly from nursery to nursery. Seedling infection of die back for Jack fruit ranged from 11.32% to 22.38%. The highest seedling infection was observed in Liton nursery (22.38%) and the lowest 11.32% Jack fruit seedling infection was recorded in Anondopuri nursery followed by the nursery Satota (11.49%). The maximum 18.25% seedling infection of Jack fruit leaf spot was observed in Forest Extension (Ext.) centre nursery and the minimum 10.38% infection was recorded in Mukta nursery that was followed by the Liton nu...