[1] Sequencing of the ribosomal DNA is commonly used for positive identification because the symptoms and microscopic appearance can resemble those of related species.

[1][2][3][4][5] Transmission of A. japonica occur from infected seeds and plant debris or conidia produced by the fungus in wet conditions.

[1][2][3][4] Once A. japonica has been established in an area, it can be difficult to eradicate because it can survive in a dormant state in the soil for years.

[1] Prevention of the spread of A. japonica by controlling the transportation of infected plant materials and seeds is crucial.

[1] Integrated pest management practices such as crop rotation with non-cruciferous plants can be beneficial for farmers dealing with this fungus.