Table 1.

Mean duration of developmental phases of P. downsi under laboratory conditions

	Larva died/escaped	No pupae	Mean days larva–pupa (±SEM)	Mean days pupa–adult (±SEM)	Adult eclosion (% success)	Mean days larva–adult (±SEM)
Diet 1	6/2	23	10 (0.3)	10.1 (0.3)	17 (74%)	19.6 (0.3)
Diet 2	9/1	21	9.9 (0.4)	10.1 (0.2)	17 (81%)	19.6 (0.4)
Diet 3	8/1	20	9.0 (0.3)	9.8 (0.1)	16 (80%)	18.6 (0.2)

Larvae were fed chicken blood for days 1–3 and from day 4 onwards received either chicken blood only (diet 1), chicken blood + hydrolyzed protein + milk powder (diet 2), or chicken blood + hydrolyzed protein + brewers yeast (diet 3).