formed so that no fruit is allowed on the tops of the leadei'S viiitil they are stroiij; 

 enough to support the fruit. This is most necessary in the Jonathan because 



Thvee-yeav .Iniiatlian niiprinu'il. 



Fijr. !l. 



Three-yeai'-nlil .hinatliaii ]irLiiiril. 



the leaders do not obtain the necessary strength as quickl5- as other ^arieties. 

 Those laterals left unpruned are shortened back when the fruit spurs are fcrnied 



