This medium is both selective and differential ... Thus organisms capable of lactose fermentation such as Escherichia coli, form bright pinky-red colonies (plate pictured on the left here). MacConkey ...

This type of medium is both selective and differential. The MSA will select for organisms such as Staphylococcus species which can live in areas of high salt concentration (plate on the left in the ...

The Florida Entomologist, Vol. 69, No. 2 (Jun., 1986), pp. 285-292 (8 pages) A basal medium consisting of oatmeal agar was superior to seven other media for isolation of Metarhizium anisopliae and ...