346 PLANT PHYSIOLOGY 



and N. G. Ball, Transport of organic substances in plants. 



Nature, 109: 236-237, 1922. 



Gardner, F. E. A study of the conductive tissues in shoots of the Bartlett 

 pear and the relationship of food movement to dominance of the apical 

 buds. Calif. Agr. Exp. Sta. Tech. Paper, 20: 1-26, 1925. 



Hales, S. "Vegetable Staticks, or an Account of Some Statical Experi- 

 ments on the Sap in Vegetables." Wand J. Innys, London. 1727. 



Hartig, T. tjber die Bewegung des Saftes in den Holzpflanzen. Botan. 

 Zeitschr., 16: 329-335, 338-342, 1858. 



. iJber die Bewegung des Saftes in den Holzpflanzen. Botan. 



Zeitschr., 19: 17-23, 1861. 



tJber die Bewegung des Saftes in den Holzpflanzen. Botan. 



Zeitschr., 20: 73-79, 81-87, 89-94, 97-100, 105-109, 1862. 

 Harvey, E. M. A method for studying water conduction in relation to 



pruning, grafting, and other horticultural practices. Ore. Agr. Exp. 



Stat. Bull., 299: 5-26, 1931. 

 . Movement of water in plants as affected by a mutual relation 



between the hydrostatic and pneumatic systems. Plant Physiol., 



6:495-506,1931. 

 Harvey, R. B. Tracing the transpiration stream with dyes. Am. Jour. 



Botany, 17: 657-661, 1930. 

 ■ . The conduction of water in trees. Its relation to horticultural 



practice. Minn. Horticulturist, 62 : 10, 1934. 

 Hoagland, D, R. Some aspects of the salt nutrition of higher plants. 



Botan. Rev., 3: 307-334, 1937. 

 James, W. O., and H. Baker. Sap pressure and the movement of sap. 



New Phytologist, 32: 317-343, 1933. 

 Jones, C. H., A. W. Edson, and W. J. Morse. The maple sap flow. Vt. 



Agr. Exp. Sta. Bull., 103: 43-184, 1903. 

 KiDD, F. Translocation in plant tissues. New Phytologist, 17 : 44-45, 1917. 

 Knight, T. A. Account of some experiments on the ascent of sap in trees. 



Phil. Trans. Roy. Soc. (London), 91 : 333-353, 1801. 

 LooMis, W. E. Schloesing's experiments on the relation of transpiration to 



the translocation of minerals. Plant Physiol., 4: 158-160, 1929. 

 . Translocation and growth balance in woody plants. Ann. 



Botany, 49 : 247-272, 1935. 

 . The translocation of nitrogen in woody plants. Proc. Am. Soc. 



Hort. ScL, 32 (1934): 61-64, 1935. 



MacDaniels, L. H. The histology of the phloem in certain woody angio- 

 sperms. Am. Jour. Botany, 5: 347-378, 1918. 



and O. F. Curtis. The effect of spiral ringing on solute transloca- 

 tion and the structure of the regenerated tissues of the apple. Cornell 

 Univ. Agr. Exp. Sta. Mem. 133, 1930. 



MacDougal, D. T. Reversible variations in volume, pressure and move- 

 ment of sap in trees. Carnegie Inst. Pub., 365: 1-90, 1925. 



. The hydrostatic system of trees. Carnegie Inst. Pub. 373, 1926. 



, J. B. Overton, and G. M. Smith. The hydrostatic-pneumatic 



system of certain trees: Movements of liquids and gases. Carnegie 

 Inst. Pub. 397, 1929. 



