Table 2. Delay in population growth.

	Delay in population growth, d
Species	50% mortality	50% reduction offspring	50% mortality and 50% reduction offspring
A. pisum	8	8	20
D. rapae	15	12	38
C. septempunctata	31	23	67
D. pulex	5	4	12
B. dorsalis	20	17	30
F. arisanus	23	17	48
F. vandenboschi	20	31	67