History resources here... 1  Post history questions in Hancock County genealogy forum. 2  Historic maps of Kentucky. 3  Search the Library of Congress. 4  National Historic Landmark search. 5  Search the National Register for historic properties. 6  Historic maps of KY cities.
I inoculated nutrient agar with bacillus subtilis and it made a dark green colour on agar plates.
The other half (B) is covered with E. coli-agar. Most pathogens of the urinary tract grow on CLED agar and if they are lactose fermenting, the colour of CLED agar changes from green to yellow. The MacConkey agar is used to grow mainly gram negative bacteria.