VI CONTENTS 



Temperature Relations Entries 434-435, 1369-1370, 2167 



Radiant Energy Relations Entries 436-437, 1371-1373, 2168-2171 



Toxic Agents Entries 438-440, 1374-1378, 2172-2174 



Physiology of Disease Entries 441-442, 1379 



Miscellaneous Entries 443-446, 1380-1385, 2175-2176 



Soil Science: 



General Entries 1386-1397, 2177-2180 



Soil Acidity Entries 447-450, 1398-1401 



Influence of Biological Agents Entries 451-456, 1402-1407, 2181-2184 



Fertility Studies Entries 457-467, 2185-2189 



Fertilization Entries 1408-1413 



Fertilizer Resources Entries 1414-1420 



Moisture Relations Entries 468-472 



Peat Entries 473^76 



Miscellaneous Entries 477-480 



Taxonomy of Vascular Plants: 



General Entries 481-496 



Spermatophytes Entries 503-551, 1421-1498, 2190-2259 



Pteridophytes Entries 497-502 



Miscellaneous, Unclassified Publications Entries 552-565, 1499-1527, 2260-2271 



Index to Authors' Names appearing in Volume VII Pa^e 335 



ERRATA 



Volume VII 



Entry 29. For Gerome read Gerome. 



Entry 72. For Morris, J. C. read Morris, Daniel. 



Entry 169. For Brierly, W. G. read Brierley, W. G. 



Entry 263. For Gunliffe read Cunliffe. 



Entry 357. For Brierly, W. B. read Brierley, W. B. 



Entry 358. For Brierly, William B. read Brierley, William B. 



Entry 783. For Flury, Philip read Flury, Philipp. 



Entry 783. For Gebierte read Gebiete. 



Entry 784. For Gebierte read Gebiete. 



Entry 785. For Bikar read Bihar. 



■ Entry 1564. For Mendes, F. C. Correa read Correa Mendes, F, C. 



Cover page, Vol. 7, No. 2. For Schantz read Shantz. 



