Index 



188, 189, 190, 191; ferric chloride, 

 192, 193, 194, 195, 196, 197, 200, 

 201, 208, 209, 210, 211, 214, 215, 

 216, 217; copper chloride, 198, 

 199, 200, 201, 202, 203; mercuric 

 chloride, 202, 203, 216, 217, 218, 

 219; copper sulphate, 204, 205, 

 206, 207, 208, 209; zinc sulphate, 

 206, 207, 212, 213, 214, 215. 

 Plates showing plants as affected 

 by various salt solutions, opp. 

 220-242. 



Apple rot, 303-304. 



Arenicola, 87, 94. 



Argentina, 283. 



Arizona, 53. 



Arntzen, Y., acknowledgment to, 60. 



Atmometer, plate showing, 366. 



Auer, J., and Meltzer, S. J., cited, 

 87, 96. 



Australia, grass seed (Phalaris bul- 

 bosa) from, 2, 3. 



Bacillus subtilus, 69, 72. 



Bacteria, antagonistic effects of salts 

 on, 84, 87, 90, 92, 94, 96; cause of 

 abscission, 297-306, 332. 



Bacterium citrarefaciens, 297. 



Bahia orange, 284. 



Balls, W. L., cited, 39, 292. 



Barium chloride, 140. 



Barley, Beldi variety, used as plant 

 indicator in experiments with 

 salts, 140. 



Bartlett, H. H., and True, B. H., cited, 

 139. 



Batehelor, L. D., acknowledgment to, 

 269. 



Berkeley clay adobe, used in soil ex- 

 periment, 273. 



Bioletti, F. T., 103; acknowledgement 

 to, 65. 



Binary salts, experiments with, 81. 



Biologic variation, causes of, 267. 



Bizzell, J. A., cited, 279. 



Black rot of the Navel orange, 297- 

 299. See also Alternaria citri. 



Blair, A. Y\\, and Jennings, H., cited, 

 473. 



Bokarny, T., cited, 65. 



Brazil, 283. 



Breazeale, J. F., cited, 139, 273, 277, 

 279. 



Briggs, L. J., cited 273, 277, 279. 



Briggs, L. J., Jensen, C. A., and Mc- 

 Lane, J. W., quoted, 330. 



Brooks, C, cited, 136, 165. 



Bruce, D., 55. 



Burger crops, figure showing, 123. 



Calcium carbonate, 271, 282. 



Calcium chloride, experiments with, 

 on wine veast, 66, 68, 72-74, 77- 

 81, 81-84, 84-87, 94-96, 97-98, 



99-100, 101; used in study of re- 

 lation of antagonism and cell 

 permeabilitv, 144, 145, 164, 168- 

 175, 17S, 179, 188, 189, 195; effect 

 on soil constituents, 271, 273, 274, 

 276, 282. 



Calcium nitrate 139. 



Calcium sulphate, 139, 271-282. 



California, New Grasses for, 1. 



Camelia, 327. 



Cameron, F. K., cited, 272. 



Cameron, F. K., and Kearney, T. H., 

 cited, 83, 89, 95. 



Cannon, W. A., cited, 323; acknowl- 

 edgment to, 333. 



Carbon dioxide pressures, 278. 



Catawba grapes, 116, 124. 



Cell permeability. See Antagonism 

 and cell permeability. 



Chandler, W. H., cited, 52. 



Changes in the Chemical Composition 

 of Grapes during Ripening, 103. 



Chemical Composition of the Plant as 

 Further Proof of the Close Rela- 

 tion between Antagonism and 

 Cell Permeability, 135. 



China, 2. 



Chlorides used in investigation of 

 antagonism and cell permeability, 

 142. 



Chlorophyll, 154. 



Chlorosis, 37. 



Chromium, 158. 



Cicer arietinum, 323. 



Citrus, genus, physiological diseases 

 of, 37; June drop in, 38-39; origin 

 of, 40, 283, 309, 325; moisture 

 content, 41, 42; effect of dye stuff 

 solutions on, 47; effect of environ- 

 ment on, 28, 284; influence of soil 

 moisture, 322, of soil tempera- 

 ature, 324-326, 330; stoma, and 

 transpiration, 52, 295, 326-328, 

 figures of, 326, 327; varieties of, 

 subject to abscission, 329. See 

 also Citrus trees of the arid south- 

 west. 



Citrus blast, 297. 



Citrus Trees of the Arid Southwest, 

 Some Abnormal Water Relations 

 in and Their Possible Signifi- 

 cance, 37; physiological diseases 

 of, 37-38; investigation of June 

 drop in, 38-39, 52; abscission, 

 and water relations, 39; influence 

 on hydrolysing enzymes, 51; 

 water content of plant organs, 

 39-40; manner of growth of fruit 

 in relation to its fall, 40; method 

 of study of water relations, 40; 

 comparative water content of 

 fruit and leaves, 40, 47-48; table 



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