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Table 3 Comparative mycelia growth, spore production, mortality of whitefly nymphs, and bioefficacy index of entomopathogenic fungal isolates

From: Comparative effectiveness of bioassay methods in identifying the most virulent entomopathogenic fungal strains to control Bemisia tabaci (Gennadius) (Hemiptera: Aleyrodidae)

Treatments (isolates) Mycelial growtha Spore ml−1 (107)b Percent corrected mortality over control (1 × 106)c Biological efficacy indexd
3 DAI** 5DAI 7DAI
C. javanica-089 81.0a 54.7cd 42.4 (40.6)de 73.9 (59.3)cd 77.6 (61.8)c 75.4a
C. javanica-102 80.1a 56.6bd 38.6 (38.4)def 61.7 (51.8)e 81.0 (64.2)b 77.0a
F. moniliforme-083 76.5ab 63.3abc 42.0 (40.4)de 76.3 (60.9)bc 76.7 (61.1)c 74.6ab
C. javanica-099 69.7bc 34.7e 49.3 (44.6)cd 78.3 (62.2)bc 81.1 (64.2)b 70.2cd
M. anisopliae-1299 64.0c 34.9e 77.4 (61.6)a 82.7 (65.4)ab 86.7 (68.6)ab 71.0bc
B. bassiana-409 64.0c 69.9a 20.3 (26.8)f 62.1 (52.0)e 78.2 (62.2)c 72.0bc
B. bassiana-4565 62.4c 14.7 57.2 (49.1)bcd 76.6 (61.1)bc 89.9 (71.5)a 69.1de
B. bassiana-4511 59.3cd 65.3ab 75.0 (60.0)ab 88.6 (70.3)a 95.1 (77.2) 78.1a
B. bassiana-6097 51.7d 43.9e 23.6 (29.1)ef 64.4 (53.4)de 81.7 (64.7)bc 65.5e
B. bassiana-4543 50.3d 58.6b 67.4 (55.2)abc 80.0 (63.4)bc 85.4 (67.5)ab 69.1de
CD at (P < 0.05) 8.23 10.23 11.97 6.05 5.04 1.04
Variance 24.15 41.21 43.33 36.64 25.39 4.12
  1. **Mean values followed by the same letter are not significantly different from each other at (P < 0.05)
  2. aMycelial growth diameter was measured (in mm) at 10 days post inoculation (DAI) from the Petri plates
  3. bThe spore concentration per milliliter was measured at 10 DAI using 5 mm mycelial disc from the Petri plates
  4. cFigure in parenthesis are arcsign transformed values of percent nymphal mortality (2nd to 3rd nymphal instars)
  5. dBiological efficacy index (BI) = mycelia growth (mm), sporulation (1 × 107 conidia ml−1); nymphal mortality at 7 DAI (%); BI = 35 (MG) + 15 (SP) + 50 (MO at 7 DAI)