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Egyptian Journal of Biological Pest Control

Table 5 Median lethal concentration (LC50) of P. lilacinum isolate XI-5 against B. tabaci nymphs 7 days post fungal application

From: Morphological and molecular identification of four Purpureocillium isolates and evaluating their efficacy against the sweet potato whitefly, Bemisia tabaci (Genn.) (Hemiptera: Aleyrodidae)

Nymphal instar

LC50 (conidia/ml)

95% confidence limit

First instar

4.99 × 106 a

(2.25 × 106–1.32 × 107)

Second instar

4.82 × 105 b

(1.05 × 105–1.80 × 106)

Third instar

2.85 × 106 c

(1.14 × 106–8.42 × 106)

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