Index 



Pantaneli, E., work of, on ion absorp- 

 tion, 138-139. 



Paraguay, 283. 



Parkinsonia microphylla, 40. 



Patten, II. E., cited, 272. 



Peat soils, experiments on, 131. 



Pedro zumbon crops, figures showing, 

 121. 



Pendleton, E. L., 369. 



Penieillia, fungus, 303. 



Perennial canary grass, 1. 



Permeability, cell, and antagonism, 

 the chemical composition of the 

 plant as further proof of the close 

 relation between, 135. See also 

 Antagomism and Cell Perme- 

 ability, etc. 



Phalaris arundinacea, 4. 



Phalaris bulbosa, .name incorrectly 

 applied, 2, 3 ; description of, under 

 correct name, P. stenoptera, 3-4; 

 original samples of, 4-5; eco- 

 nomic considerations, 5. 

 commutata, name incorrectly ap- 

 plied, 2-3. 



Phalaris stenoptera, HackePs descrip- 

 tion of, 3-5; sterile florets of, 4; 

 common name for, 5; manner and 

 conditions of growth, 5-9; palat- 

 ability, 8; plates showing, opp. 

 10, 12, 16, 18, 20. 



Phosphates, 272. 



Phosphoric acid, 139. 



Phosphorous content in soil solutions, 

 282; in soil field samples, 471. 



Physiologically balanced solution, 64, 

 136. 



Physiological diseases, 37. 



Physiological drought, 322. 



Pierce, G. J., cited, 295. 



Pierce, N. B., cited, 297. 



Pisum sativum, 325. 



Plant physiology, antagonistic effects 

 of salts on, 83, 86, 89, 90, 94, 95, 

 136, 138; correction needed in 

 current teachings on, 282. 



Pleospora, genus, 300. 



Pollination, relation to fruit develop- 

 ment, 293. 



Pomelo, 328. 



Potassium chloride, used in experi- 

 ments on wine yeast, 66, 68, 69— 

 70, 75-79, 80, 84, 86, 87, 90-94, 

 97-98, 99-100, 101; used in study 

 of relation of antagonism and 

 cell permeability, 139, 144, 147, 

 148, 182-185, 272, 274, 276-281, 

 472,481; solubility, 281. 



Potassium content and liming of soil, 

 279. 



Potassium nitrate, 139. 



Potassium sulphate, 139. 



Prescott, J. A., cited, 272. 



Prosopis velutina, 325. 



Protein content in grapes, 128. 



Pruning to reduce leaf surface, 329. 



Puffing of fruit, 37. 



Quincke, G., data obtained by, 131. 



Eenner, C, cited, 311. 



Rudolph, B. A., cited, 300. 



Ruprecht, R. W., cited, 156. 



Russell, C. J., cited, 470. 



Saceharomyces ellipsoideus, 65'; vari- 

 ation in physiological characters, 

 65. 



Saceharomyces ellipsoideus, Wine 

 Yeast, Toxic and Antagonistic 

 Effects of Salts on, 63; purpose 

 of investigation of, 64-65. 



Method of experimentation, 65-68; 

 yeast selected, 65; salts tested, 

 66; choice of solution, 66; deter- 

 mination of activity of yeast, 

 67; salts used, 68. 

 Experiments with single salts, 68- 

 75; toxic effects of the salts, 75- 

 79, 99; literature cited, 101. 

 Experiments with combinations of 

 salts, antagonistic effects of the 

 salts, 99; literature cited, 101. 

 See also Calcium chloride; Magnes- 

 ium chloride; Potassium chloride; 

 Sodium chloride. 



Salix, sp., 324. 



Salts, binary, 81 ; of the heavy metals, 

 137, 148, 156, 160, 164. 

 Toxic and antagonistic effects of, 

 on wine yeast, Saceharomyces 

 ellipsoideus, 63 ; experiments with 

 single salts, 68-79, with combina- 

 tions of salts, 80-98; effects on 

 animal physiology, 83-86, 89, 90, 

 94, 96, 136, on plants, 83, 87, 89, 

 90, 94, 95, 136, on bacteria, 84, 

 87, 90, 92, 94, 96, 136. 

 Experiments with, in study of an- 

 tagonism and cell permeability 

 in plant physiology, 135-242; 

 reasons for choice of, 144; sum- 

 mary of conclusions, 155-166; 

 tables and graphs illustrating, 

 167-219. 

 Absorption relationships, 138-140, 

 145-151, 158, 159, 164. 



San Joaquin soil type, study of, 378- 

 498. 



San Joaquin Vallev, California, 292, 

 303, 304, 338, 3*40. 



Schiffel 's formula, 56. 



Schinus molle, 288. 



Scliizolysis, 291. 



Schreiner, O., and Skinner, J. J., work 

 of, on ion absorption in plants, 

 139. 



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