Page 2 - Lyle and Louise Entomology Kit Climatological Data Analysis Tutorial

Degree-Hour Determination

Knowns

• Bodies discovered at 1:00PM on June 20

• Insects collected at 3:00PM on June 20

• Weather type (sunny, partly cloudy, overcast)

• Weather events (rain, thunderstorms, snow)

• Daily average temperature

• Male and Female had the same species and lifecycles present

(Migrating 3 Instar Species A, 2 Instar Species B)
rd
nd
Unknowns

• Elapsed degree-hours for each day

• Degree-hours for each life stage of both species

• Cumulative degree-hours for each life stage of both species

• Cumulative elapsed degree hours for each day

• Which day the adult insect from both species laid its eggs

• Earliest and latest time the insects began developing