About Lesson
Disease forecasting of late blight
a) Ideal temperature: 50-60 0F at night and 60-700F in day.
b) RH: 90%
c) Rain disperses and triggers spore germ.
d) data needed:
i) date of 50 % emergence
ii) Maximum and minimum daily temperature
iii) Duration of hours of high RH
iv) Rainfall and irrigation