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A MANUAL OF THE ASPERGILLI 



Fig. 24. Comparative growth of Aspergillus repens, A. chevalieri, and A. ruber 

 upon two different culture media; three weeks incubation at room temperature. A, 

 1 and#,A. repens, NRRL No. 17, upon (1) Czapek's solution agar (3 per cent sucrose)' 

 and (2) Czapek's solution agar with 20 percent sucrose. B, 1 and 2, A. chevalieri 

 NRRL No. 78; and C, 1 and 2, A . ruber., NRRL No. 52, upon the same media in similar 

 arrangement. 



