Choose your answer before opening the explanation. This is a learning exercise, not a competency assessment.
NHB describes an end of crop cook out at:
- 50 °C for 2 hours
- 60 °C for 6 hours
- 70 °C for 12 hours
- 90 °C for 1 hour
See the answer and why
70 °C for 12 hours NHB gives 70 °C for 12 hours to kill pathogen mycelium and spores.

