■64 



P. M. COOK 



40 



1 — I — \ — I I I I I I r"T I I n 



CONTINUOUS CULTURE PROCESS 

 CHLORELLA PYRENOIDOSA 

 ARTIFICIAL LIGHT 

 4" COLUMN 

 10 LITERS 

 Dc«.362 GRAMS /LITER 

 Run started- 4PM. 10-17-49 



0) 



r 30 



UJ 



> 



o 



u. 

 on 



UJ 



> 

 o 



20 



>° 



10 



^0' VcAt, '-^^ 



30 40 50 

 TIME, hours 



70 



Pig. 6 — Continuous culture process using Chlorella pyrenoidosa under ar- 

 tificial light; 4-inch column. Overflow volume vs. time. 



