Table 1. Characterization of the growth of G. klebahnii cultivated in Erlenmeyers flasks using the RM with different CES.

CES

Cultivation time (hrs)

Microscopic observation

Final pH

Lime pectin

80

Very poor growth, short hyphae

6.31

HM lime pectin

80

Very poor growth, unicellular forms

6.06

Citrus pectin

80

Very poor growth, filamentous forms

6.13

Sugar beet pectin

80

Very poor growth, short hyphae

6.16

Kaki pectin

80

No growth

6.06

Apple pectin

80

Poor growth, short hypahe

6.55

PGA

80

Poor growth, short hypahe

7.75

PGA (hydrolyzed)

80

Poor growth, short hypahe

7.80

Lemon peel extract

26

Good growth, filamentous forms

8.67

Washed lemon peel

80

No growth

6.21

Lemon peel (fresh)

26

Medium growth, filamentous forms

8.20

RM (control)

26

Good growth, filamentous forms

8.20