Choose your answer before opening the explanation. This is a learning exercise, not a competency assessment.
NHB's model DPR says spawn run and post casing temperature should avoid:
- Above 26 to 27 °C
- Below 10 °C
- Above 40 °C
- Any change
See the answer and why
Above 26 to 27 °C It also keeps cropping below 18 °C.

