TABLE 13 



Ik 

 C ASSIMILATION AND BACTERIAL INCREASE IN LIGHT AND DARK BOTTLES COLLECTED AT 



30 o 01' N LATITUDE, ll6°^9' W LONGITUDE AFTER 7 HOURS INCUBATION AT l8 + 1°C. 



Treatment 



Bacterial increase/ml * 



Counts/minute 



Light bottles 1,700 



Dark bottles hy 



Increase due to light 1,2V? 



* Average bacterial count at zero hour was 250 bacteria/ml, 



619 



389 

 230 



M 



TABLE 1^ 

 ASSIMILATION AND BACTERIAL NUMBERS AFTER 7 HOURS INCUBATION AT 



20 - 24°C IN THE PRESENCE OF INORGANIC ADDITIONS IN WATER COLLECTED AT 

 26°50' N LATITUDE, ll6°13' W LONGITUDE: STATION BT - - 7- 



Treatment 



No additions - light 



No additions - dark 



N0„ PO, , PI metals - light 



P0\ . - light 



Bacteria/ml * 



Counts/minute 



3, 



POr, PI metals - light 

 NO , PI metals - light 

 NO, PO, , PI metals, soil extract - light 



* Average bacterial count (14 bottles, 



2,060 



k,oyo 

 3,960 



2,900 

 5,000 



3,320 



3A50 

 at zero hour was 260 bacteria/ml 



21+0 

 ^5 

 276 

 209 

 260 

 228 

 21*0 



90 - 



