BOT 



421 



CAR 



Azotized matter in juices of plants, 

 137. 

 Substances, combustion o.f, 334. 

 Azulmin^ 70. 



Bamboo, silica in, 171. 



Bark of trees, products in, 49. 



Barilla, 118. 



Barley, analysis of, 155. 



Barruel, his experiments on the 



blood, 403. 

 Base, what, 69, 106. 

 Bases, alkaline, in plants, on what 

 their existence depends, 112. 



Organic, 27. 



Oxygen contained in, 106. 



In plants, 108. 



Substitution of, 109. 

 Beans, alkalies in, 159. 



Nutritive power of, 159. 

 Becquerel, experiments of, 150. 

 Beech, ashes of, 182. 

 Beer, 347-357. 



Bavarian, 348. 



Varieties of, 347. 

 Beet-root sugar, 38. 



Ammonia from, 93. 



From sandy soils, 140. 

 Belgium, soils of, 241. 

 Benignant Disease, 402. 

 Benzoic acid, formed, 97. 

 Berzeliys, humic extract of, 34. 



His analysis of bones, 158. 

 Birch Tree, ammonia from, 94. 

 Bischqff, estimate of carbonic acid, 



&c , 29. 

 Blake, on nitrate of soda, 270. 

 Bleaching Salts, 141. 

 Blood, its office, 135. 



Action of chemical agents upon, 

 396. 



Its feeble resistance to exterior 

 influences, 396. 



Organic salts in, 375. 



Its character, 386. 

 Blossoms, when produced, 68. 



Increased, 132. 



Removal of, from potatoes, 134. 

 Bones, dust of, 183. 



Durability of, 204. 



Gelatine in, 203. 



Use in composts, 212. 



Composition of, 157, 158. 

 Bouquet of wines, 342. 

 Boracic Acid, 122. 

 Botanists, neglect of chemistry by, 

 55. 



36 



Bran, use of, 185. 

 Brandy, from corn, 342. 



Oil of, 342. 

 Brazil, wheat in, 153. 

 Bread, from wood, 133. 

 Brown Coal, 185. 

 Buckicheat, ashes of, 159. 

 Bulbs, how nourished, 76. 



Calcareous Spar, 298. 

 Calcium, fluoride of, 157. 



Chloride of, 192. 

 Calculous Disorders, 74. 

 Calico Printing, use of cow-dung 

 in, 186. 



Use of phosphate of soda in, 286. 



Substitute for, 186, 286. 

 Caoutchouc, in plants, 78. 

 Carbon, 24. 



Afforded to the soil by plants, 76. 



Assimilation of, 30 -63. 



Combination of, with oxygen, 24. 



Of decaying substances seldom 

 affected by oxygen, 360. 



Derived from air, 44. 



In decaying wood, 360. 



In decaying woody fibre, 361. 



In sea- water, 45. 



Oxide of, formed, 305. 



Quantity in grain, 38. 



in land, 39. 



in straw, 38. 



given off by man, 41. 



Restored to the soil, 76. 



Received by leaves, 43. 



Its affinity for oxygen, 328. 

 Carbonate of ammonia decomposed 

 by gypsum, 100. 



Of soda, 207. 



Of lime in caverns and vaults, 

 128. 

 Carbonic acid, 70, in the atmo- 

 sphere, 28. 



In St Michaels, 79. 



Changes in leaves, 142. 



Decomposed by plants, 43. 



Emission of, at night, 49. 



Evaporation of, 56. 



Evolution from decaying bodies, 

 328. 



From decaying plants, 84. 



excrements, 99. 



humus, 65. 



respiration, 72. 



springs, 29, 85. 



woody fibre, 64. 



Quantity extracted from air, 45. 



