CONTENTS 



Page 



Preface . 



V 



PART FOUR— KINETICS OF PHOTOSYNTHESIS (continued) 



Chap. 31. The Temperature Factor 121 1 



A. Internal Temperature of Plants 1211 



B. Temperature Range of Photosynthesis 1217 



1. Lower Temperature Limit and Chill Injury 1218 



2. Optimum and Upper Temperature Limits; Heat Injury 1220 



3. Thermal Adaptation 1225 



C. Temperature Coefficient and Heat of Activation of Photosynthesis . 1231 



1. Absence of Temperature Influence in Weak Light 1232 



2. Temperature Effect in Strong Light 1235 



3. Temperature Curves in the Carbon Dioxide-Limited State. . . . 1242 



4. Temperature Curves with Several Optima 1243 



5. Temperature Effect on Fluorescence 1245 



6. Theoretical Remarks 1247 



Bibliography 1254 



Chap. 32. The Pigment Factor 1258 



1. Relation between Light Absorption and Pigment Content 1258 



2. Influence of Natural Variations of Chlorophyll Content on 

 Photosynthesis 1261 



3. Influence of Artificial Changes of Chlorophyll Content on Pho- 

 tosynthesis 1267 



4. Chlorophyll Concentration and Yield of Photosynthesis in 

 Flashing Light 1272 



5. Energy Migration and the Hypothesis of the Photosynthetic 



Unit 1280 



6. Energy Transfer between Different Pigment Molecules 1299 



Bibliography I'^l" 



Chap. 33. Time Effects. I. Induction Phenomena 1313 



A. Gas Exchange during the Induction Period 1314 



1. "Long" and "Short" Induction 1314 



2. Oxygen Exchange during the Short Induction Period 1317 



3. Carbon Dioxide Exchange during the Short Induction Period. . 1334 



4. Induction after Change to Lower Light Intensity 1355 



5. Gas Exchange during the Long Induction Period 1361 



6. Influence of Anaerobiosis on Induction 1364 



7. Induction after Photoxidation 1371 



XI 



7113 





