22 



BITTER PIT INVESTIGATION. 



TABLE V. 



KING DAVID APPLE TREE IN POT. 

 Main stem, 28J inches ; leaders, 6 ; laterals, 11. Weight, with pot, 58 Ibs. 



The object in view in recording the minute details of the age and position of the various portions 

 of the tree, is to be able to show exactly where the fruit is afterwards produced. Also whether Bitter 

 Pit is more liable to be developed on the older or younger wood. The length of each leader is also 

 recorded, in order that its growth may be noted in subsequent years. 



VI. RINGING AND CONSTRICTING THE BRANCHES OF APPLE 



AND PEAR TREE. 



It is now four years since this experiment was begun in order to test the effect of ringing the 

 branches on the fruit produced. Six different branches of one tree were severely rung by removing 

 one inch of bark right round at different dates, commencing on 28th June. The ringing of the branches 

 does not seem to have affected their vigour, only they shed their leaves much earlier than the rest of 

 the tree. The fruit was picked on 23rd March, with the following results : 



