A CONTRIBUTION TO THE KNOWLEDGE OF ARGININ. 21 



II. Etiolated Shoots. 



I. (a). Cryptomcria japonica. 





D 



ry matter 

 used. 



Baryta water 

 replaced. 



Nitrogen 

 found. 



Percentage of 

 nitrogen. 







c.c. 













0.462 



19.2 







Total nitrogen 



{I 







i 0.0359 



7-77 









19.4 











0.462 



9.4 







Albuminoid nitrogen. 



i: 







i 0.0177 



3-82 









9.6 













0.7 







Asparagine nitrogen... 









j 0.0012 



0.28 









0.6 





= 1 Asp. N. 



Nitrogen in phospho- 







4.2 







tungstic precipitate. 



11: 







| 0.0076 



1.65 









40 







(b) 





Dry matter 

 used. 



Baryta water 

 replaced. 



Nitrogen 

 found. 



Percentage of 

 nitrogen. 



Albuminoid nitrogen. 



c.c. 



j i- 0.517 



U „ 



10.4 

 10.6 



0.0195 



3-77 



Nitrogen in phospho- 

 tungstic precipitate. 



j, „ 



(2. „ 



3-8 

 4.2 



| 0.00744 



1.44 



