46 



138. Bacillus punctatus: good growth; vigorous evolution of gas on ad- 



dition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



139. Bacillus fluorescens putidus: moderate growth; no evolution of gas 



on addition of acid; nitrate content undiminished; 



No formation of nitrite. 



140. Bacillus phosphorescens: good growth; vigorous evolution of gas on 



addition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



141. Pseudomonas pyocyanea: good growth; vigorous evolution of gas 



on addition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



142. Bacterium radiatum: good growth; no evolution of gas on addition 



of acid; nitrate content unchanged; 



No formation of nitrite. 



143. Pseudomonas radicicola, clover: good growth; vigorous evolution 



of gas on addition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



144. Bacillus ramosus non liquefaciens: good growth; no evolution of 



gas on addition of acid; nitrate content unchanged; 



No formation of nitrite. 



145. Bacillus rosaceus: good growth; no evolution of gas on addition of 



acid; nitrate content unchanged; 



No formation of nitrite. 



146. Micrococcus roseus: good growth; vigorous evolution of gas on 



addition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



147. Bacillus of ropy milk: good growth; vigorous evolution of gas on 



addition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



148. Micrococcus rhodochrous: moderate growth; slight evolution of gas 



on addition of acid; nitrate content not greatly diminished; 



Weak formation of nitrite. 



149. Bacillus brunneus mycoides roseus: good growth; vigorous evolution 



of gas on addition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



150. Bacillus capsulatus roseus: good growth; vigorous evolution of gas 



on addition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



151. Bacillus ruber: moderate growth; fair evolution of gas on addition 



of acid; nitrate content slightly diminished; 



Weak formation of nitrite. 



152. Micrococcus ruber: moderate growth; fair evolution of gas on 



addition of acid; nitrate content slightly diminished; 



Weak formation of nitrite. 



153. Bacillus subtilis var ruber: good growth; vigorous evolution of gas 



on addition of acid; nitrate content greatly diminished; 



Strong formation of nitrite. 



