220 



INDEX 



Surface catalysis, 137. 

 Synthesis of carbohydrate, 

 fats, 69 ; of protein, 81. 



of 



Temperature coefficient of carbon 

 assimilation, 25. 



— influence on carbon assimilation, 



9, 25, 29 ; on growth, 187 ; on 

 respiration, 120. 



— of leaves, 30. 



Tilia, assimilation number, 43. 



— europcea, sugars of leaf, 52. 

 Time factor in carbon assimilation, 



27. 

 Timothy grass bacillus, respiration, 



105. 

 Tobacco, growth, 196. 

 Tomato, boron and growth of, 205 ; 



growth, 174, 207; reduction of 



nitrate, 90. 

 Tovula, aerobic respiration, 158. 

 Tradescantia, growth, 174. 

 Translocation of fats, 72 ; of sugars, 



49. 

 Traumatic stimulus of respiration, 



"5- 



Trebouxia, respiration, 133. 



Trifolium, growth, 204. 



Tropceolum, assimilation of formalde- 

 hyde, 59 ; assimilation products, 

 56 ; protein formation, 82 ; res- 

 piration, 117, 129, 162 ; sugars of 

 leaves, 51, 52, 54. 



Turgescence and respiration, 129. 



Ultra-Violet radiation and growth, 



200 ; and photosynthesis, 37. 

 Ulva lactuca, carbon assimilation, 



.34- 



— rigida, temperature coefficient of 



carbon assimilation, 27. 



Van't Hoff's law and carbon as- 

 similation, 25 ; and growth, 188 ; 

 and respiration, 124. 



Vaucheria, assimilation, 55, 69. 



Vetch, respiration, 127. 



Vicia faba, effect of absence of 

 boron, 204. 



— respiration, 128. 



Vitis, sugars of leaf, 52. 



Walnut, fat formation, 72 ; growth, 

 179. 



Warburg's theory of oxidation, 137. 



Water, influence on carbon assimila- 

 tion, 14 ; on growth, 202 ; on 

 respiration, 129. 



Wheat, catalase and oxidase, 150 ; 

 electro-culture, 201 ; fertilizers, 

 206 ; growth, 192, 208 ; origin of 

 protein in grain, 96 ; respiration, 

 118, 122, 127, 128, 131. 



Wieland's theory of oxidation, 138. 



Willstatter and Stoll's assimilation 

 numbers, 43. 



theory of carbon assimila- 

 tion, 63. 



Xanthium, catalase activity, 151. 

 Xerophytes, respiration, 130. 



Yeast, alcoholic fermentation, 155 ; 

 growth, 180 ; source of gluta- 

 thione, 146. See Saccharomyces. 



Zea, development of photosynthetic 

 power, 44 ; protein formation, 

 82. See Maize. 



Zinc and growth, 205. 



Zymase, 152. 



Zymasic type of respiration, 161. 



Zymasis, 161. 



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