500 



U. SUZUKI 



NITRATES NITROGEN. 





Dry matter 



used 



Temper- 

 ature 



Pressure 



Vol. of NO. 



gas 



Nitrogen 

 found 





Gram. 

 1 . 0.940 



2. 



"C. 

 7- 



m. m. 



756 



c. c. 



4.8 

 4.6 



Gram. 

 1 0.0030 



Sugar plants | 



I. 0.868 

 2. 







1 ° 



I ° 



II. EXPERIMENT WITH ETIOLATED SHOOTS 

 OF BARLEY. 



TOTAL NITROGEN. 



Dry matter 

 used 



Baryta water 

 replaced 



Nitrogen 

 found 



Plants dried on the 7 th 



/ CaSO, 



Sugar and CaSO^ 



\ Sugar, NaNOg and CaSO^ 





Gram. 



c. c. 



I. 



0.466 



10.5 



2. 





10.4 



I. 



o.4S> 



10.7 



2. 





10.8 



I. 



0.470 



1 1-3 



2. 



>) 





I. 



0.464 



9.8 



2. 



>» 



10.2 



I. 



0.469 



1 1.6 



2. 



j» 



11.7 



Gram. 

 0.0181 



0.0186 



0.0174 



0.0212 



I c. c. baryta solution = 0.00174 gram, nitrogen. 



