12 



MASS. EXPERIMENT STATION BULLETIN 22«. 



Table 2. Number of Trees by Aire Group, 1925 



Age — Years 



Perm'ent 



Filler 



Total 



Non-Bearing: 

 Under 5. . . 



5-9 



Old 



Total . . 

 Bearing: 



Under 10. . 



10-14 



15-19 



20-29 



30 or over . 

 Unclassified 



Total . . 



180,482 



150,470 



2 . 293 



333,245 



85,883 

 164,993 



60,351 



55,991 

 133,133 



76 , 776 



577,127 



21,545 

 1 1 , 763 



33,308 



1 1 , 256 



19,997 



2,114 



391 



15 



49 



33 , 822 



202,027 



162,233 



2,293 



366,553 



97,139 

 184,990 



62,465 



56,382 

 133 , 148 



76,825 



610,949 



Table 3. Number and Age of Trees in Summer, Fall and Winter 

 Variety Groups. 



Age — Years 



Sumniei 



Fall 



Winter 



Total 



Non-Bearing: 

 Under 5. . . . 



5-9 



Old 



Total . . 

 Bearing: 



Under 10... 



10-14 



15-19 



20-29 



30 or over. . 

 Unclassified 



Total. 



15,141 



9,987 

 49 



25,177 



9,602 

 13,215 

 3,964 

 2,433 

 3,658 

 2,014 



34 , 886 



93,490 



81,363 



107 



174,960 



55,970 

 89,206 

 20,448 

 11,306 

 9,023 

 12,8.50 



93,398 



70,883 



2,137 



166,416 



31,567 

 82,569 

 38,053 

 42,643 

 120,467 

 61,951 



198,803 



377 , 260 



202,027 



162,233 



2,293 



366,553 



97,139 

 184,990 



62,465 



56,382 

 133,148 



76,825 



610,949 



