1,750 



f- 1,500 

 I 



1 



-a 1,250 



.§ 1.000 

 «/> 



< 



E 750 



Q. 

 O 

 to 

 i" 500 



250 



Figure 3. 



1,750 



- 1,500 



- 1.250 



1,000 



« 750 



E 



o 500 



O 250 



0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 



Light Intensify (ergs cm"^ sec"' ) x 10^ 



Saturation curve of photosynthesis for 

 Nannoahloris sp. (cultured under 0.8 x 10 

 ergs cm~^ sec"^) exposed to cool white 

 fluorescent illumination. 



0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 

 Light Intensity ( ergs cm'^sec"' ) x 10* 



Figure 4. Saturation curve of photosynthesis for 

 Stiohoaoaaus sp. (cultured at 0.8 x lO'* 

 ergs cm"^ sec-i) exposed to cool white 

 fluorescent illumination. 



13 



