88 REPORT OF THE CHEMIST OF THE 
per cent. The per cent of nitrogen steadily diminishes through 
the series, while the sugars rise and fall. The starch falls slightly 



July 30.| Aug. 9. | Aug. 21. | Sept. 7. | Sept. 23. 
PST fy Ve} Sead Oe are ares £2 Ue hee ae 8.58 6.54 5.00 4.20 4.60 
A) DOMINOS. 2. cies Boas avi eee ose oaeataeee 14.81 14.19 10.31 8.94 8.56 
Rade TOPS. ck Ghee cheek Laced Lae es 31.76 28.36 27.18 24.38 21.90 
Nitrogen-free extract................20000] 40.39 45.46 52.58 58.87 60.97 
RCP a agen. 5k Papal Pawns CON egeewihV,bive's Base 4.46 5.45 4.93 3.61 3.97 
ane) VAAN 



in per cent through the first three periods, and then increases 
rapidly until maturity. 
Per cent in dry substance. 


Albu- 
minoid 
nitrogen. 
Amide 
nitrogen. 
Glucose. 
Sucrose. 
Starch. 
Total 
nitrogen. 
July VAL eT 2.37 
August Degas ys 2797 
August 1 he, Ra 1.65 
September 7......... 1.48 
September 23......... 1.37 


22 
3.60 
2.80 
1.32 
1.88 
It is interesting to note the differences in percentage composi- 
tion with each stage of growth of the corn, but it is only when we 
consider the total yield per acre that we are able to fully under- 
stand the increase which has taken place in the crop itself. 
CHEMICAL CHANGES IN THE CROP. 
_ The total yield per acre at the date of last cutting was not so 
large as at the time of the two previous cuttings, but the dry | 



PER ACRE. 
Wield per acre. si ka cn ceteess 
WALOT DOM ACT 0. hi. cols sesseney 

Tasseled 
July 30. 
Pounds. 
18045. 
16426. 
1619. 
138.91 
239.77 
514.19 
653.91 
72.20 


Silked Milk 
August 9. |August 21. 
Pounds. | Pounds. 
25745. 32600. 
22666. 27957. 
3078. 4643. 
201.30 232.15 
436.76 478 .69 
872.93 1261.97 
1399 , 26 2441 .29 
167.75 228.90 
Glazed 
Sept. 7. 
Pounds. 
32295. 
25093. 
7202. 
302.48 
643.86 
1755.85 
4239 82 
259.99 
Ripe 
Sept. 23. 
Pounds. 
- 98460. — 
20542. 
7918. 
364,23 
617.78 
1734.04 
4827.60 
314.34 


