KEVlKiW OF PEUNINQ AKD TEAININO. 



265 



The bearing canes on the arm are to be stopped at the 

 jsual height, while those on the main spur, and directlj 

 )ver the stock, are allowed to grow above those on the 



Fig. 98. 



irm, and remain unchecked until later in the season. Now 

 t is plain that after these three canes have got above tbo 

 )thers, 'the sap will flow into them more rapidly than into 

 he others; besides, the arm being bent, 'he flow of sap 

 nto it is partially checked, while it can flow directly up- 

 vard without obstruction into the longest canes ; and this 

 liversion of the course of the sap takes place just 'at the 

 ime the fruit on the arms need it the most. 



