Isolation of Cellulolytic Bacillus subtilis Strains from Agricultural Environments

Table 1

Morphological and physiological properties of the isolated cellulolytic bacteria.

Characteristics	Bacterial isolates
	SL9-9	C5-16	S52-2
Gram staining	Positive (+)	Positive (+)	Positive (+)
Motility	+	+	+
Catalase	+	+	+
Cell shape	Rod	Rod	Rod
Size (L, μm)	2.5~3.0	2.5~3.0	2.5~3.0
Colony appearance
Shape	Round	Round	Round
Margin	Entire	Entire	Undulate
Elevation	Umbonate	Umbonate	Umbonate
Growth temp range (°C)^a	15~50	15~55	15~50
Growth pH range^b	5~10	4~9	5~9

^aIncubated for 72 h; ^bIncubated for 48 h.