Table 3.

Risk assessment of the performance of Listronotus setosipennis on sunflower cultivars on which oviposition and complete development occurred during no-choice and larval development tests, relative to Parthenium hysterophorus.

Cultivar	Oviposition Preference 1,2,3 (R1)	Performance 1,2,4 (R2)	Reproductive Risk (R1 × R2)
Parthenium hysterophorus	1.00	1.00	1.00
Helianthus annuus (S278)	0.03	0.044	1.28 × 10−3
Helianthus annuus (ParSun-3)	0.09	0.014	1.22 × 10−3
Helianthus annuus (SF-0054)	0.05	0.001	5.18 × 10−5
Helianthus annuus (KQS-FSH-1)	0.05	0.001	5.28 × 10−5
Helianthus annuus (S-3950)	0.10	0.001	9.70 × 10−5
Helianthus annuus (FMC-2)	0.03	0.001	2.91 × 10−5
Helianthus annuus (S-2216)	0.07	0.001	6.90 × 10−5
Helianthus annuus (ESNH-013)	0.11	0.001	1.11 × 10−4
Helianthus annuus (HySun-33)	0.03	0.029	8.76 × 10−4
Helianthus annuus (SX-4045)	0.03	0.001	3.06 × 10−5

¹ Performance values are proportional to P. hysterophorus. ² Zero values were designated 0.001 to facilitate calculations. ³ Oviposition preference during no-choice tests (Table 1). ⁴ Complete development from egg to adult during larval development tests (Table 2).