344 PLANT PHYSIOLOGY 



Thus, at present, it must be considered only a very ingenious 

 hypothesis, requiring further elaboration and verification. 



General References 



Adams, J. The translocation of carbohydrates in the sugar maple. Nature, 



112: 207, 1923. 

 Anderssen, F. G. Some seasonal changes in the tracheal sap of pear and 



apricot trees. Plajit Physiol., 4: 459-476, 1929. 

 Arndt, C. H. The movement of sap in Coffea arahica L. Am. Jour. 



Botany, 16: 179-190, 1929. 

 Atkins, W. R. G. ''Some Recent Researches in Plant Physiology." 



Whittaker & Company, London & New York. 1916. 

 AucHTER, E. C. Is there normally a cross transfer of foods, water, and 



mineral nutrients in woody plants? Md. Agr. Exp. Sta. Bull., 257: 



33-62, 1923. 

 Bailey, I. W. The structure of the bordered pits of conifers and its 



bearing upon the tension hypothesis of the ascent of sap in plants. 



Botan. Gaz., 62: 133-142, 1916. 

 BiERBERG, W. Die Bedeutung der Protoplasmarotation fiir den Transport 



in den Pflanzen. Flora, 99: 52-80, 1909. 

 Blackman, V. H. Osmotic pressure, root pressure, and exudation. New 



Phytologist, 20: 106-115, 1921. 

 Bodenberg, F. T. Tissues involved in the transfer of mineral salts in 



plants. Puget Sound Biol. Sta. Pub., 5: 231-244, 1927. 

 . Lateral transfer of lithium nitrate in Salix. Am. Jour. Botany, 



16: 229-237, 1929. 

 BoKORNY, T. Die Wege des Transpirationsstromes in der Pflanze. Jahrb. 



vriss. Botanik, 21 : 469-503, 1890. 

 Bose, J. C. The physiology of the ascent of sap. Bose Res. Inst. Trans. 



Vol. 5. Longmans, Green & Company, London. 1923. 

 Brown, H. T., and F. Escomb. Static diffusion of gases and liquids in 



relation to the assimilation of carbon and translocation in plants. 



Phil. Trans. Roy. Soc. (London) Ser. B, 193: 223-291, 1900. 

 BusGEN, M., and E. Munch. ''The Structure and Life of Forest Trees." 



Trans, by T. Thomson. John Wiley & Sons, Inc., New York. 1929. 

 Caldwell, J. Studies in translocation, II. The movement of food 



materials in plants. New Phytologist, 29 : 27-43, 1930. 

 . Studies in translocation, I. Proc. Roy. Soc. Edinburgh, 50: 130- 



141, 1930. 

 Chandler, W. H. Sap studies with horticultural plants. Mo. Agr. Exp. 



Sta. Bull, 14: 489-552, 1914. 

 Chibnall, a. C. Diurnal variations in the total nitrogen content of foliage 



leaves. Ann. Botany, 37: 511-518, 1923. 

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State Coll. Wash. Res. Studies, 2 : 91-106, 1930. 

 . Translocation of solutes in plants. Northwest Science^ 8(4): 9-21, 



1934. 



