Host Suitability of House Fly, Musca domestica (Diptera: Muscidae), Pupae Killed by High or Low Temperature Treatment for a Parastoid, Spalangia endius (Hymenoptera: Pteromalidae)

Table 4

Progeny production of S. endius on house fly pupae treated with different temperatures and storage periods after cold treatment.

Storage temperature (°C)	𝑁^∗	Storage period (weeks)	Pupal treatment	No. progeny produced (mean±SE)
—	14	—	Live	13.5±1.0	a**
—	9	—	freeze-killed	10.0±0.5	ab
3	10	1	freeze-killed	1.0±0.4	de
3	10	4	freeze-killed	0.1±0.1	e
3	10	8	freeze-killed	0
3	10	12	freeze-killed	0
−80	9	1	freeze-killed	10.0±1.8	ab
−80	10	4	freeze-killed	10.2±0.9	ab
−80	10	8	freeze-killed	7.1±1.3	bc
−80	10	12	freeze-killed	4.1±0.8	cd
−80	15	52	freeze-killed	7.3±0.9	bc

∗𝑁 is indicated replications.
**Means within column followed by the same letter are not significantly different at 𝑃=0.05 (Tukey’s HSD test).