450 



SUZUTI ; 



NITRATE NITROGEN. 





Dry matter 

 used. 



Pressure. 



Tempera- 

 ture. 



Volume of 

 NO. gas. 



Nitrogen 

 found. 



Percentage 

 of 



nitrogen. 



Plants in sugar... 



Gram, 

 i i. 0.981 



(2. „ 



Inch. 



°c. 



c. c. 



Gram. 



0 

 0 



Control plants . . . 



| 1. 0.978 



29 7 



16 



»> 



2.7 



2.8 



I 0.0016 



0.16 



WHEAT (I). 



ASPARGINE NITROGEN. 



Plants in 



Dry matter 

 used. 



Baryta water^ 1 ) 

 replaced. 



Nitrogen 

 found. 



Percentage of 

 nitrogen Asp. 

 nitrogen). 





Gram. 



c. c. 



Gram. 









i-7 







Ammonium phosphate 



| I. 1.866 



1.9 



| 0.0039 



0.21 





jl. 1.836 

 I 1. 1.890 



2.0 







Sodium nitrate 



2.1 

 1.4 



| 0.0045 



0.24 



Control plants 



(2. „ 



1.4 



| 0.0030 



0.16 



(1) 1 ex. baryta solution =0.002148 gram nitrogen. 



