206 



PLANKTON OF WISCONSIN LAKES 



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6 



Si0 2 . 

 Per Cent 

 of Dry 

 Sample 



lOCMOOt— OOO^MaMNinNNiOOfltN 

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Ash, 

 Per Cent 

 of Dry 

 Sample 



30.02 

 30.10 

 32.12 

 33.58 

 31.52 

 30.36 

 27.70 

 33.20 

 27.52 

 26.87 

 31.10 

 27.76 

 36.59 

 46.66 

 35.10 

 20.32 

 13.40 

 17. 5S 

 18.98 



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Organic 

 Matter 



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Crude 

 Protein, 



(Nx6.25) 



Mg. 



per 

 Cu.M. 



210.0 

 235.0 

 383.1 

 477.5 

 465.6 

 550.0 

 516.8 

 581.3 

 456.3 









109.3 

 113.1 

 135.0 

 209.4 





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tOtOWtHJONOO 

 COCOCOI>.i^00Q0O5t-- 









17.5 



18.1 

 21.6 

 33.5 



K 



o 

 c: 



In 



Ph 



MOOOCOONOOM 









10.50 

 10.45 

 10.33 

 11.11 





5.61 

 5.90 

 6.10 

 6.03 

 6.36 

 6.04 

 6.76 

 5.69 

 6.26 









lOOOOCS 



«> 



Organic 



Matter, 

 Mg. 

 per 



Cu.M. 



434.5 

 469.2 

 705.8 

 870.5 

 827.4 



1,050.9 

 919.0 



1,135.4 

 866.2 

 187.3 

 110.8 

 92.4 

 109.8 

 166.8 

 173.1 

 209.6 

 S01. 7 

 360.5 



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