Table 4. Reproductive parameters of Gonipterus platensis on Eucalyptus hosts.
Number of egg capsules/female (ECF), egg incubation period (EI in days), number of larvae hatched (LH), and viability of eggs/egg capsule (VE/EC in, %) (mean ± SE) of Gonipterus platensis (Coleoptera: Curculionidae) on the hosts Eucalyptus camaldulensis, Eucalyptus grandis, Eucalyptus urophylla, and on the E. grandis × E. urophylla hybrids ‘VR3748’ and ‘H13’ at 26 °C and 14:10 h (L:D) photoperiod.
| Eucalyptus hosts | ECF1 | EI1 | LH2 | VE/EC (%)2 |
|---|---|---|---|---|
| E. camaldulensis | 1.0 | 7.3 | 4.0 | * |
| E grandis | * | * | * | * |
| ‘VR3748’ | 152.3 ± 29.7a | 7.2 ± 0.08a | 228.3 ± 39.5a | 73.2 ± 7.02ab |
| ‘H13’ | 36.2 ± 6.02b | 7.1 ± 0.10a | 40.8+9.8b | 56.4 ± 6.92b |
| E. urophylla | 98.0 ± 14.19a | 7.2 ± 0.03a | 177.7 ± 31.1a | 80.3 ± 3.99a |
Notes.
Means followed by the same letter, per column, do not differ by the 1Nemenyi and 2Tukey’s range tests, both at p < 0.05.
*
Insufficient data for analysis.