198 



SOME SPECIFIC ADVICE 



because the tree will not grow beyond its normal 

 stature. High -trained trees are often practically 

 lowest -headed. Tillage is as easy about such a 

 tree as Fig. 124 as about one like Fig. 125; and 



122. Free-growing plum tree. 



the former will often hold its shape the longer if 

 properly pruned. The question of the relation of 

 modern tillage of orchards to low heads is dis- 

 cussed in "Principles of Fruit -Growing." 

 In regions where tree trunks are apt to sun- 



