FORMATION OF ASPARAGINE IN PLANTS. 
ASPARAGINE NITROGEN. 
Plants in 
Dry matter 
used. 
Baryta waterW 
replaced. 
Nitrogen 
found. 
Percentage of 
nitrogen (£asp. 
nitrogen.) 
Gram. 
c. c. 
Gram. 
( i. °-947 
4-5 
} 
Urea . 
(2. 
4.6 
0.0141 
1.49 
( i. 0.948 
3-5 
) 
Sodium nitrate. 
) 
l 2. 
3-7 
^ 0.0112 
1.19 
j i. 0.952 
4.1 
) 
Urea and sugar. 
(2. 
4-3 
0.0131 
1-38 
( i- 0-934 
2.9 
} 
Original plants . 
1 , „ 
2.9 
>- 0.0090 
0.97 
NITRATES NITROGEN. 
Plants in 
Dry matter 
used. 
Height of 
Barometer. 
Tempera¬ 
ture. 
Volume of 
NO gas. 
Nitrogen 
found 
Percentage 
of 
nitrogen. 
Gram. 
Inch. 
°C. 
c. c. 
Gram. 
Urea . 
0.947 
29.8 
18 
3-8 
0.002233 
0.24 
Sodium nitrate... 
0.948 
30.12 
16 
8.4 
0.005023 
0-53 
Urea and sugar 
0.952 
29.8 
18 
4.0 
0 002350 
0.25 
Original plants... 
0.952 
29.8 
18 
5-5 
0.003232 
0-35 
(i) i c.c. baryta solution-0.0031245 gram nitrogen. 
