288 PLANT BIOCHEMISTRY 



REFERENCES 



Plant Growth Substances. L. J. Andus. L. Hill Publishing Co., London, 1953. 

 Auxins and Plant Growth. A. C. Leopold. University of California Press, Berkeley, 



1955. 

 Plant Regulators in Agriculture. H. B. Tukey. John Wiley & Sons, New York, 



1954. 



