58 



PRINCIPLES AND PRACTICE OF PRl'NINC, 



bear each alternate year and 

 continue for many years to 

 make their gnarly growth. Such 

 being the case, great care rru-n 

 usually be exercised to prevent 

 injury to the fruit spurs: for if 

 they are destroyed they cannot 

 be replaced. The only way 

 new ones can he secured is to 

 develop water sprouts, upon 

 which, after much loss of time, 

 new spurs will form. 



Apple and pear cluster laid-. 

 though usually terminal 

 shown in the outline (56). ;r i 

 not always so. Though fruit 

 spurs are usually two 

 old before mature fruits cm be 

 gathered from them, this rub 

 has its exceptions. Ind 

 some varieties produce c< 

 siderable fruit on the ti ; >< of 

 "last season's" twigs or D'1 

 spurs of the same a<^ ( Fii-'. 

 36). Certain varieties of apples 

 produce blossom buds in th 

 axils of leaves of "last season" 

 and mature their frui f < "this 

 season." Such cases as these 

 appear to be verv ex- 

 ceptional in the eastern Unil 

 States, but comparatively com- 

 mon in the West, especially in 

 sections where irrigation i> 

 practiced. The practical value 

 of this fact is that those varieties which produce blos- 

 som buds on growths only one season old tend to 



FIG. 37 PEACH SPUR 

 This twig grew on the interior 

 of the tree. Notice 1, the large 

 number of blossoms; 2, the small 

 number of branch buds; and 3, 

 that in several cases (clearly seen 

 at a) branch buds have been re- 

 placed by flowers. 



