16 MASS. EXPERIMENT STATION BULLETIN 381 



REFERENCES 



1. Batjer, L. P. and P. C. Martli. l'"urtlicr studies with sprays in con- 



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2. Gardner, F. E., P. C. Marth, and L. P. Batjer. Prevention of the pre- 



harvest drop of apples by spraying with plant growth substances. 

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3. Hoffman, M. B. Some results in controlling the preharvest drop of 



Mcintosh apples. Proc. Amer. Soc. Hort. Sci. 38. 1941. (In press). 



4. Murncek, A. E. New practices to regulate the fruit crop. Mo. Agr. 



Expt. Sta. Bui. 416. 1940. 



5. Murphy, Lyle M. Preharvest apple spraying and fruit abscission. 



Proc. Amer. Soc. Hort. Sci. 38. 1941. (In press). 



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