i8 FORMATION IN PLANTS II 



4. Cf. R. WiLLSTATTER and A. Stoll, Untersuchungen uber die Assimilation der Kohlen- 

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8. A. FoDOR and R. Schoenfeld, Biochem. Z. 233 (1931) 243. 



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11. E. BuNNiNG, Planta 26 (1937) T^9'> ^7 (^937) 148, 583. 



12. R. KuHN, F. MoEwus and D. Jerchel, Ber. yi (1938) 1541. For further references s'ee 

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14. P. Karrer and H. Wehrli, 25 Jahre Vitamin-A Forschung, Nova Acta Leopoldina, 

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18. Cf. p. 133. 



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22. J. Glover, T. W. Goodwin and R. A. Morton, Biochem. J. 41 (1947) Proceed. XLV; 

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23. Cf. L. Zechmeister, Erg. physiol. Biol. Chem. exp. Parmakol. 39 (1937) 148- — 

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25. H. WiLLSTAEDT, Enzymologia 3 (1937) 228. — Cf. also L. E. Baker, Proc. Soc. Exp. 

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26. R. F. Hunter and N. E. Williams, /. Chem. Soc. 1945, 554. 



