Papaya (Carica papaya)

Papaya Lethal Yellowing (Papaya lethal yellowing virus)

  • Sobemovirus
  • Transmission: Myzus persicae

Symptoms

  • Symptoms begin with a progressive yellowing of leaves in the upper third of the plant canopies, which wilt and subsequently die followed by the death of the entire plant
  • Greenish circular spots appear on the fruits that turn yellowish as the fruits ripen
  • Infected young plants show mosaic, leaf distortion and yellowing

Management

  • Use of virus-free certified plantlets; eradication of virus-infected plants.
  • Using disinfestants to treat agricultural tools to help prevent transmission, and adoption of other cultural practices to reduce man-assisted transmission of the virus.