218 



INDEX 



Maize, electro-culture, 201 ; growth, 

 172 ; protein hydrolysis, 93 ; res- 

 piration, 131. See Zea. 



Manganese and growth, 205. 



Mangold, sugars of leaf, 51. 



Maquenne's hypothesis of carbon 

 assimilation, 67. 



Mechanism of respiration, 159. 



Mercurialis perennis, nitrate content, 

 87. 



Methylenitan, 61. 



Milk, Schardinger reaction, 140. 



Moss, respiration, 132. 



Mougeotia, carbon assimilation, 50. 



Musa, sugars of leaf, 52. 



Muscle respiration, 166. 



Mushroom, respiration, 162. 



Nasturtium, respiration, 136. 



— palustre, carbon assimilation, II. 

 Nereocystis Luetkeana, carbon mon- 

 oxide formation, 105. 



Nitrate, occurrence in higher plants, 

 86 ; photochemical reduction, 

 92 ; reduction to nitrite, 89. 



— reducing mechanism, 141. 

 Nitrite, occurrence in higher plants, 



87. 

 Nitrogen supply in protein synthesis, 



84. 

 Nitrosomonas, respiration, 133, 134. 

 Nucleic acid derivatives and growth, 



210. 

 Nutrition, influence on growth, 203. 



Oat, growth, 198. 



Olive, respiratory quotient, 103. 



Onion, respiration, 164 ; traumatic 



reaction, 115. 

 Opuntia, assimilation, 29. 



— tomentosa, assimilatory quotient, 



6. 



Organic acids and respiration, 104. 



Oscillaria, chromatic adaptation, 36. 



Oxalis, carbon assimilation, 11, 170 ; 

 compensation point, 7 ; growth, 

 170; respiration, 136, 170. 



Oxidases, 148. 



Oxidation, enzymes, 136. 



Oxygen and photosynthesis, 6. 



— origin in carbon assimilation, 58. 



PiEONY, respiration, 130. 



Parmelia physodes, respiration, 132. 



Pea, growth, 190 ; heat of respira- 

 tion, 114; origin of protein, 95; 

 respiration, 122, 164. 



Pear, growth, 179. 



Peat, bacterized, 209. 



Pelargonium, respiration, 



— zonale, carbon assimilation in ion- 



ized air, 42 ; nitrate in leaf, 82 ; 

 respiration in ionized air, 120. 



Penicillium, assimilation of amides, 

 83 ; respiration, 162. 



— chrysogenum, respiration, 135. 

 Petunia, growth, 199. 

 Phaeophyceae, chromatic adaptation, 



36. 



Phaeophytin, 65. 



Phalaris arundinacea, carbon as- 

 similation, 



Phaseolus, carbon assimilation, 34, 

 47 ; decomposition products of 

 proteins, 95 ; development of 

 photosynthesis, 44 ; protein 

 content of leaves, 81 ; protein 

 formation, 82. 



— multiflorus, growth, 174, 204. 



Phormidium foveolarum, carbon as- 

 similation, 26 ; chromatic adapta- 

 tion, 36. 



Phosphatidic acid, 70. 



Photoelectric response, 41. 



Photoperiodism, 196, 197, 208. 



Photosynthesis, artificial, 37. See 

 Carbon assimilation. 



Phragmites, carbon assimilation, 50. 



Phycoerythrin, 36. 



Phycomyces, growth, 197 ; respira- 

 tion, 126 ; respiratory quotient, 

 106. 



Physiological combustion, 100. 



Picea, traumatic reaction, 115. 



— excelsa, carbon assimilation, 12. 

 Pigment, respiratory, 145. 

 Pineapple, catalase and oxidase, 150. 

 Pinus sylvestris, carbon assimilation, 



12. 

 Pisuni sativum, growth, 190. See 



Pea. 

 Pleurococcus, assimilation of amides, 



83. 

 Pneumococcus, catalase, 150. 

 Pollination and respiration, 115. 

 Polygonum sacchalinense, radiant 

 energy used by, 31. 



— Weyrichii, radiant energy ab- 



sorbed, 31. 

 Populus, assimilation number, 43. 



— canadensis, protein content of 



leaf, 81. 



Potamogeton, carbon assimilation, 22. 



Potassium, action in protein forma- 

 tion, 86. 



Potato, catalase, 150, 152 ; growth, 

 192 ; nitrate reducing enzyme, 

 141 ; reduction of nitrate, 89 ; 

 respiration, 113, 121, 126, 130, 

 162, 192 ; sugars of leaf, 51 ; 

 temperature effect on respiration, 

 121 ; traumatic reaction, 115 ; 

 zymase, 153. 



Prasiola crispa, respiration, 133. 



Predetermination, 186, 187. 



Primula, assimilation number, 43. 



