Influence of Certain Carbohydrates on Green Plants 31 



i'lG. O. METHOD OF GROWING RADIriil 



TABLE 9. Influence of Various Sugars on Growth of Radish 

 (One plant in each culture. Duration, seventy-one days) 



Dry. weight (in grams) 



Check 

 (no sugar) 



Maltose, 

 2 per cent 



Glucose, 

 2 per cent 



Lactose, 

 2 per cent 



Glucose, 

 2 per cent, 



fructose, 

 2 per cent 



1.120 

 1.000 

 1.770 

 0.810 



1.600 

 2.800 

 1.450 



2.460 

 2.130 

 2.370 

 2.620 

 2.890 

 2.000 

 2.210 

 3.010 



2.400 

 1.690 

 1.630 



1.880 



2.040 

 1.350 

 1.040 

 1 100 



1.420 





1 400 



1.215 







1 420 



1.050 









1.150 









0.900 









1.650 





















Average 1.208 



Average 1 . 950 



Average 2.461 



Average 1.900 



Average 1.392 



