4U 



STATE BOARD OF AGRICULTURE. 



cutting back for a considerable distance, leaving no stubs and disinfect- 

 ing eacli pruning cut. Such prunings should be collected and burned. 



Fig. 7. 



Hold-over canker of fire blight. Such cankers should be cut out to remove source 



of early spring infections. 



With young orchards, fire-blight control must not be neglected. Old 

 trees frequently show a discouraging amount of fire-blight, which, how- 

 ever, usually does not cause serious damage. Mature trees in sod, 

 properly fertilized, making a satisfactory growth seldom are injured 

 seriously by blight. 



When slugs appear, — spray with an arsenical, if not too near picking 

 time of fruit to be dangerous. In case of early pears, fresh hydrated 

 lime may be heavily dusted on. 



Sr'RAYixc Pi>rM Orchards. 



Dormant Sprays. Plum trees may be attacked by the San Jose or 

 European fruit scale. If found, spray before growth starts with strong 



