Bondi Junction NSW, Australia
Fact Sheets
2021-09-08T03:13:33.8397529Z
   4
Jackfruit Rhizopus rot (324)
Pacific Pests, Pathogens and Weeds
Pacific Pests, Pathogens and Weeds

Summary

  • Worldwide distribution. In soil, and on many hosts. Minor disease of jackfruit, whereas soft fruit and vegetables infected through wounds. In field, rots during long, wet weather; in storage, rots when temperatures and humidty high.
  • On flowers and young fruits. On mature fruits, soft, watery, brown spots covered in grey-brown, later black, furry mould. Fruit symptoms occur on tree and in storage.
  • Spread by spores in air; thick-walled spores for survival in soil, on plant debris, on seed.
  • Cultural control: prune to encourage air flow; remove infected fruits from trees, and ground; harvest and transport carefully; avoid storage at high humidity; if possible, store <10°C; clean packing shed, and use clean bins.
  • Chemical control: use mancozeb, benzimidazole, or triazole. To improve storage, apply 10-day pre-harvest spray.

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