Review Article
Pathogens Associated with Sugarcane Borers, Diatraea spp. (Lepidoptera: Crambidae): A Review
Table 2
Entomopathogenic-fungi bioassays on Diatraea spp.
| Host species | Pathogen | Bioassay | Result | Reference |
| D. saccharalis | B. bassiana | Immersing third instar larvae into a suspension of 108 conidia/mL | TL50 (conidia isolates Bb1 and 5): 4.3 days. Mortality dry mycelium preparations: 21.3% (Bb1) 82.5% (Bb5) at 7 days after inoculation | Arcas et al., 1999 [26] | D. saccharalis | B. bassiana Mycotrol strain GHA | Sprayed first, second and third instar larvae with 1 mL | LD50 in spores/mm2 1st instar: 72.1 2nd instar: 384.3 3rd instar: 777.0 Mean days of survival 1st instar: 4.6 2nd instar: 4.8 3rd instar: 6.4 | Legaspi et al., 2000 [27] | D. grandiosella | B. bassiana Eight isolates | Dipped in conidial suspension (dosage not specified) | Mortality from 10 to 21% | Inglis et al., 2000 [5] | D. saccharalis | B. bassiana ATCC 20872 from Solenopsis invicta | Third instar larvae sprayed with suspension of 108 conida/mL | TL50 3.02 to 4.10 days | Marques et al., 2000 [28] | D. sacccharalis | B. bassiana ATCC 20872 from Solenopsis invicta | Third instar larvae sprayed with 3 mL of yeast-like cells or conidia | LC50 5.6 × 106 yeast/mL and 4.8 × 106 conidia/mL
| Alves et al., 2002 [29] | D. saccharalis | B. bassiana IBCB from Brazil | 1 cm larvae sprayed with 1 mL | CL50 1.58 × 107 conidia/mL at 6 days after inoculation | Wenzel et al., 2006 [30] |
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