Microbes Associated with Freshly Prepared Juices of Citrus and Carrots

Table 2

Morphological characteristics of bacterial isolates of juices.

Bacterial isolates	Colour on nutrient agar	Configuration	Margin	Elevation	Gram reaction	Shape of isolate	Endospore staining
Bacillus subtilis	White	Circular lobate	Irregular	Flat	Positive	Rods in chains	Central spore
B. cereus	Off-white	Circular	Entire	Convex	Positive	Rods in chains	Central spore
Escherichia coli	Mucoid	Circular	Entire	Slightly raised	Negative	Rods	—
Serratia	Mucoid	Circular	Entire	Umbonate	Negative	Rods	—
Leuconostoc	Light yellow	Circular	Entire	Convex	Positive	Cocci	—
Micrococcus	Bright Yellow	Circular	Entire	Convex	Positive	Cocci shape in tetrad	—
Staphylococcus aureus	Golden yellow colour	Circular pin head colonies	Entire	Convex	Positive	Cocci in grapes like bunches	—
Lactobacillus	White	Circular	Entire	Raised	Positive	Rods	—
Acetobacter	Pale	Circular	Entire	Flat	Negative	Rods	—

—: absent.