FORMATION OF ASPARAGINE IN PLANTS. 
455 
ASPARAGINE NITROGEN. 
Plants in 
Sugar.. 
Urea . 
Urea and sugar. 
Ammonium chloride 
Ammonium chloride 
and sugar . 
Control plants . 
Original plants . 
Dry matter 
used. 
Gram. 
C. C. 
i. 0.634 
4-7 
2* >» 
49 
i. 0.920 
4-6 
2. 
4-7 
i. 0.930 
5-2 
2. 
54 
i. 0.940 
8.0 
2* jj 
8.1 
I. O.918 
5 -o 
2- 
5-2 
I. O.94I 
4.6 
2. 
46 
I. O.954 
2.2 
2. »> 
2.4 
Baryta waterd) 
replaced. 
Nitrogen 
found. 
Gram. 
0.0090 
0.0087 
0.0100 
0.0151 
0.0096 
0.0087 
0.0044 
Percentage of 
nitrogen (£ asp. 
nitrogen). 
0.97 
0-95 
1.08 
1.60 
1-05 
0.92 
0.46 
NITRATE 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. 
Sugar . 
0-934 
29.8 
18 
5-5 
0.0032 
0-35 
Urea .. 
0.920 
29.9 
16 
7-7 
0.0045 
0.49 
Urea and sugar 
0.400 
29.8 
18 
1.6 
0.0009 
0.24 
Amm. chloride... 
0.940 
30. Ï2 
18 
44 
0.0026 
0.28 
Amm. chloride 
and sugar. 
1 0.918 
30.12 
19 
3-5 
0.0021 
023 
Control plants ... 
0.941 
30.12 
18 
5-8 
0.0034 
0-37 
Original plants... 
0-954 
30. Ï2 
16 
9.2 
0.0055 
0.58 
(1) I c.c . baryta solution = 0.001883 gram nitrogen. 
