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Table 1 Spore germination and spore production (mean ± SD, n = 5) of Beauveria bassiana strains after 1-year preservation by sub-culture (Sb), lyophilization (Ly) and freeze in aqueous solution of glycerol (30%, v/v) (Fr)

From: Viability of Beauveria bassiana isolates after storage under several preservation methods

Strain

Spore germination (%)

No. spores (conidia/mL)

Sb

Ly

Fr

Sb

Ly

Fr

Bb 1T/07

100 ± 0 a

100 ± 0 a

100 ± 0 a

20 × 106 ± 9.7 a

25 × 106 ± 10.7 a

149 × 106 ± 76.3 b

Bb 2T/07

66.7 ± 57.7 a

66.7 ± 57.7 a

100 ± 0 a

53 × 106 ± 18.0 a

36 × 106 ± 20.7 a

530 × 106 ± 307.6 b

Bb 3T/07

100 ± 0 a

n.d.

100 ± 0 a

26 × 106 ± 10.3 a

n.d.

28 × 106 ± 4.3 a

  1. Means within a row with different letters differ significantly (p < 0.05.) If there was a significant difference between strains in the spore germination and number, then means were compared by Tukey’s test, since equal variances could be assumed (p > 0.05 by means of Levene test).
  2. n.d. Not determined
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Annals of Microbiology

ISSN: 1869-2044

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