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Table 7 NKZ-259 cell viability rate in different carriers (original cell count in each carrier = 5.6 × 106 CFU/mL)

From: Indole-3-acetic acid production by Streptomyces fradiae NKZ-259 and its formulation to enhance plant growth

Carriers Cell population (CFU/mL)
1 month 2 months 3 months 4 months
Kaolin (4 °C) 5.4 ± 0.15 × 106 a 5.2 ± 0.15 × 106 a 5.2 ± 0.15 × 106 a 5.2 ± 0.15 × 106 a
Kaolin (RT) 5.3 ± 0.14 × 106 a 2.4 ± 0.15 × 106 b 2.3 ± 0.2 × 106 b 1.7 ± 0.2 × 106 b
Talc (4 °C) 1.4 ± 1.15 × 105 b 6.5 ± 0.20 × 104 c 5.1 ± 0.3 × 104 c 3.6 ± 0.25 × 104 c
Talc (RT) 1.0 ± 0.9 × 105 b 5.5 ± 0.25 × 104 c 5.0 ± 0.4 × 104 c 2.1 ± 0.2 × 104 c
Liquid (4 °C) 1.3 ± 0.15 × 105 b 1.1 ± 0.11 × 104 c 1.2 ± 0.15 × 103 c 0.6 ± 0.15 × 103 c
Liquid (RT) 1.0 ± 0.9 × 105 b 1.1 ± 0.11 × 104 c 1.2 ± 0.2 × 103 c 0.4 ± 0.15 × 103 c
  1. Note: 4 °C = storage at 4 °C in a refrigerator; RT = room temperature storage (27 °C)