12 



MASS. EXPERIMENT STATION BULLETIN 328 



Table 5. — Average Yields per Acre. 

 (Bushels) 



Table 6. — Average Percentages of Crop Dropping Prematurely. 



Wealthy, Wealthy, 



McIntosh Standard Doucin 



Records of the weight of fruit dropping prematurely have been kept for the 

 entire period and are summarized in Table 6. This includes all the fruit falling 

 later than the June drop and therefore some fruit not salable. Varying dates 

 of picking and the occurrence of winds just before harvest in some years have 

 doubtless had some effect. With Mcintosh the average percentage of drop in 

 different years has varied from 5 to 60 percent and with Wealthy from to 

 54 percent. The table shows that dropping has been more severe on the mulched 

 than on the cultivated plots and has increased with the age of the trees. It is 

 less on the Dwarf than on the Standard Wealthy trees. Examination of the 



