322 Bibliography 



Jerchel, D. and R. MiJLLER 1951. Papierchromatographie der /3-Indolylessigsaure. 



Naturwiss., 38:561-562. 

 Johnson, E. L. 1936. Susceptibility of 70 species to x-rays. Plant Physiol., 11:319- 



342. 

 Jones, E. R. H., H. B. Henbest, G. F. Smith and J. A. Bentley 1952. 3-IndoIyl- 



acetonitrile: a naturally occurring plant growth hormone. Nature, 169:485. 

 Jorgenson, C. J. and C. L. Hamner 1948. Weed control in soils with 2,4-D and 



related comjDOunds, and their residual effects under varying environmental 



conditions. Bot. Gaz., 109:324-333. 

 Katunskij, V. M. 1936. On the causes of pre- and post-floral movements of peduncles 



and scapes. Compt. Rend. (Doklady) Acad. Sci., 12:343-346. 

 Kawalki, W. 1894. Untersuchungen iiber die Diffusionsfahigkeit einiger electrolyte 



in alkohol. Ann. Phys. und Chemie, 52:166-190. 

 Kelly, S. 1949. The effect of temperature on the susceptibility of plants to 2,4-D. 



Plant Physiol., 24:534-536. 



and G. S. Averv Jr. 1949. The effect of 2,4-dichlorophenoxyacetic acid 



and other physiologically active substances on respiration. Amer. Jour. Bot., 

 36:421-426. 



Kent, M. and W. A. Gortner 1951. Effect of pre-illumination on response of split 

 pea stems to growth substances. Bot. Gaz., 112:307-311. 



King, G. S. 1946. 2,4-D herbicides for water hyacinths (abstract). Amer. Jour. Bot., 

 33:837. 



King, L. J., J. A. Lambrecht and T. P. Finn 1950. Herbicidal properties of sodium 

 2,4-dichlorophenoxyethyl sulfate. Contrib. Boyce Thompson Inst., 16:191-208. 



Klein, W. H. 1951. Factors in flower initiation. Ph.D. Dissertation, Purdue Uni- 

 versity, Lafayette, Indiana. 



and a. C. Leopold 1953. Effect of maleic hydrazide on flower initiation. 



Plant Physiol., 28:293-298. 



Klingman, G. C. and G. H. Ahlgren 1951. Effects of 2,4-D on dry weight, reducing 

 sugars, total sugars, polysaccharides, nitrogen and allyl sulfide in wild garlic. 

 Bot. Gaz., 113:119-134. 



Knight, R. C. 1926. The propagation of fruit tree stocks by stem cuttings. I. Obser- 

 vations on the factors governing the rooting of hard-wood cuttings. Jour. 

 Pomol. and Hort. Sci., 5:248-266. 



KoEPFLi, J. B., K. V. Thimann and F. W. Went 1938. Phytohormones: structure and 

 physiological activity. Jour. Biol. Chem., 122:763-780. 



Kogl, F. 1933. On plant hormones (auxin A and auxin B). Rep. British Assoc, 

 600-609. 



and O. a. de Bruin 1950. Syntheses dans le domaine des auxines II. Soc. 



Chim. Neerl., 69:729-752. 



and a. J. Haagen-Smit 1931. tJber die chemie des Wuchsstoffs. K. Akad. 



Wetenschap. Amsterdam. Proc. Sect. Sci., 34:1411-1416. 

 A. J. Haagen-Smit and H. Erxleben 1934. Ober ein neues auxin (hetero- 



auxin) aus hain. XI Mitteilung. Zeitschr. Physiol. Chem., 228:90-103. 



and D. G. F. R. Kostermans 1934. Hetero-auxin als Stoffweckselprodukt 



niederer pflanzlicher Organismen. Isolierung aus hefe. XIII Mitteilung. Ibid., 

 228:113-121. 



AND D. G. F. R. Kostermans 1935. Ober die konstitutionsspezifitat des 



hetero-auxins. XVI Mitteilung. Ibid., 235:201-216. 



AND B. Verkaaik 1944. tJber die antijjoden der a-(/3-Indolyl) propionsiiure 



und ihre verschieden starke physiologische Wirksamkeit. Ibid., 280:167-176. 



