A SELECTED BIBLIOGRAPHY 363 



Page of text 



on which 



reference 



is made. 



{c) " The Wilting Coefficient for Different Plants and Its Indirect De- 

 termination," U.S. Dept. oj Agriculture Bureau of Plant Industry, 

 Bull. No. 230, 1912 221, 224, 226 



(d) " Relative Water Requirement of Plants," J. Agric. Research, 

 1914, iii., 1-64 47 



(e) " Hourly Transpiration Rate on Clear Days as Determined by 

 Cyclic Environmental Factors," ibid., 1916, v., 583-650 ... 47 



56. Bristol, B. Muriel, " On the Alga Flora of Some Desiccated English 



Soils: an Important Factor in Soil Biology," Annals of Botany, 

 1920, xxxiv., 35-80 254 



57. Broounoff, P., " Works on Agricultural Meteorolgy," Petrograd, 1915. 



(Dr. Azzi has translated this in Bull, of Foreign Ag. Intelligence, 

 Ottawa, vol. 6, Nos. 2-5). 



58. Brown, Adrian J., "The Selective Permeability of the Coverings of the 



Seeds of Hordeum Vulgare," Proc. Roy. Sac, 1909, Ixxxi., b, 82-93 ^7 



59. Brown, Horace T,, and Escombe, F., (a) "On the Variations in the 



Amount of Carbon Dioxide in the Air of Kew during the Years 1898- 



1901," ibid., 118-21 57 



(b) Brown, Horace T., " On the Culture of the Excised Embryo of 

 Barley on Nutrient Solutions Containing Nitrogen in Different 

 Forms," Trans. Guinness Lab., 1906, i., Part II., 288-99 ... 57 



60. (a) Brown, Percy E., " Bacteriological Studies of Field Soils," Centr. 



Bakt. Par., Abt. II., 1912, xxxv., 234-72 (see also yourn. Ag. Re- 

 search, 1916, v., 855-69) 262, 263 



(b) Brown, Percy E., and Kellogg, E. H., " Sulfofication in Soils," 

 Iowa Research Bull. 18, 1914 211 



(c) Brown, Percy E., and Johnson, H. W., "Studies in Sulfofication," 

 Soil Sci., 1916, i., 339-62 211 



{d) Brown, Percy E., and Smith, R. E., " Bacterial Activities in Frozen 

 Soils," Iowa Research Bull. 4, 1912 279 



(e) Brown, P. E., and Allison, F. E., " Influence of Humus-forming 

 Materials of Different Nitrogen Carbon Ratio on Bacterial Activities," 

 Iowa Bull. 36, 1916 ; Soil Sci., 1916, i., 49 213 



61. Buddin, Walter, " Partial Sterilisation of Soil by Volatile and Non- 



volatile Antiseptics," yourn. Agric. Sci., 1914, vi., 417-51 . 266, 295 



62. (a) Burd, John S., " Water Extracts of Soils as Criteria of their Crop- 



producing Power," y. Agr. Research, 1918, xii., 297-310 . . 234, 300 



(b) Burd, John S., " Rate of Absorption of Soil Constituents at succes- 

 sive Stages of Plant Growth," ibid., 1919, xviii., 51 . . . 296 



63. Burgess, P. S., " Can we Predict probable Fertility from Soil Biological 



Data?" Soil Sci., 1918, vi., 449-62 262, 263 



64. Cailletet, L., and Lefevre, Jules, " Sur I'origine du Carbone Assimil^ 



par les plantes," Compt. Rend., 1911, clii., 1215-17 .... 15 



65. (a) Cameron, Frank K., and Breazeale, J. F., " The Organic Matter in 



Soils and Subsoils," yourn. Amer. Chetn. Soc, 1904, xxvi, 29-45 . 139 

 {b) Cameron, Frank K., and Patten, H. E., " The Distribution of 

 Solute between Water and Soil," yourn. Phys. Chem., 1907, xi., 

 581-93 156 



(c) Cameron, Frank K., "The Soil Solution, or the Nutrient Medium 



for Plant Growth," Chemical Publishing Co., Easton, Pa. 122, 174, 247 



