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Table 3 Effect of cultural conditions on enzymatic hydrolysis of sugarcane bagasse

From: Production of bioethanol by bacterial co-culture from agro-waste-impacted soil through simultaneous saccharification and co-fermentation of steam-exploded bagasse

Inoculum concentrations (IC)

Substrate concentration (SC)

Incubation temperature (T)

PH

Nitrogen sources (NS)

IC (%)

Cellulase (U/mL)

SC (%)

Cellulase (U/mL)

T (oC)

Cellulase (U/mL)

PH

Cellulase (U/mL)

NS (%)

Cellulase (U/mL)

0.5

71 ± 7.4

0.5

75 ± 6.2

25

41 ± 3.7

5

38 ± 0.9

NH4NO3

62 ± 2.8

1

142 ± 6.2

1

126 ± 3.9

30

189 ± 8.3

6

90 ± 8.3

Casein

104 ± 1.9

2

189 ± 10.2

2

138 ± 0.7

35

262 ± 9.3

7

402 ± 22.2

Urea

228 ± 0.9

3

267 ± 1.5

3

225 ± 4.9

40

395 ± 11.1

8

321 ± 0.0

Peptone

237 ± 6.5

4

241 ± 0.9

4

261 ± 3.6

45

320 ± 1.9

9

216 ± 7.4

NaNO3

289 ± 4.6

5

244 ± 0.9

5

174 ± 4.3

50

176 ± 16.7

10

190 ± 0.9

YE

374 ± 1.9

6

181 ± 9.3

6

115 ± 3.1

60

213 ± 1.9

11

66 ± 6.5

 
  1. All values are mean ± SD for duplicate cultures; YE = yeast extract