276 REPORT—1852. 
The plant was cut into three portions, which were separately incinerated, 
with the following results :~- 
1. Root and lower part of stem weighed, dried, 6°60 grs., gave 0°094 ash, 
1°424 per cent. 
2. Capsules and branches, dry, weighed 9:47, gave +293 ash, 3:094 per cent. 
3. Middle portion, dry, weighed 5°53, gave *143 ash, 2.584 per cent. 
August 10.—-One plant taken; entire length, with root, 37 inches; length 
from surface of soil to branches, 29 inches; stem of a light straw colour ; 
leaves withered on 10 inches of stem; capsules 10 in number——seeds green ; 
weight of entire plant 71 grs.; branches and capsules 31°8 grs.; water in 
plant 45°336 grs.; solid matter in ditto 25°665 grs.; inorganic matter in ditto 
1-006 gr. 
Per-centage Composition. 
NV AtCRs ttre ig wale ots a 63°852 
Organic matters ........ 34°732 96°08 
ASH cas unpie tee Scie dautyen ol ARO 3°92 

Total.. 100-000 100-00 
August 25.-The pulling of the crop was begun—a plant was taken and 
examined; weight of entire plant 62°40 grs.; weight of capsules 22°50 grs. 
Per-centage Composition of Stem. 
In fresh plant. Dry. 
AWPU aSY et ott anerie Ate ses emer olay B 56°64 
Organic matters ........ 41°97 96°80 
, Aplin cuit paukias eh ce sn LOD 3°20 

Total.. 100-00 100°00 
The crop was placed in stooks, and remained in the field until the 8th of 
September, when it was weighed at the Cregagh Steeping Works. At this 
period the air-dried straw was found to contain 12-2 per cent. of water, and 
the bolls 11°84 per cent. 
The weight of the produce of the experimental field (straw and bolls), air- 
dried, was 7770 lbs., for which the sum of £12. 9s. 9d. was obtained. 
Amount of Nitrogen and Inorganie Matters in the Straw and Capsules, 
as pulled on the 25th August, dried at 212°. 
In the straw. In the bolls. 
1. Nitrogen, percent..... 0°53 1:26 
2; Ash, per eent:..<.... 3°20 4077 
Composition of the Inorganic Matter of the Crop. 
100 parts of the ash of the straw and capsules had respectively the fol- 
lowing composition :— 
Ash of straw. ‘Ash of capsules. 
Potash 2 saad snr iene a 20°32 16°38 
Sacdanhur ace ae meouies geo Or 6°25 
Chloride of sodium ...... 9°27 12°98 
Weiner. hacer ian 19°88 13°95 
Te ee 4°05 ool 
Oxide of iron .......... 2:83 0:38 
Bulepmrie aed fy) ....3.. Ts 1451 
Phosphoric acid ........ 10°24 23°26 
Carbonic acid .......... 10°72 6°37 
Silica Seeeiiee els 53 1280 0°67 
Total.. 99°31 99°02 


