A Bulletin on Orchard Practice , 1 1 



type for power. The best results have been obtained by using 

 the power pump and throwing plenty of a rather coarse pene- 

 trating spray. By this means from 90 per cent, to almost the 

 entire crop should be saved. But above everything else, be 

 thorough. 



SAN JOSE SCALE. 



The San Jose Scale has become so generally distributed to 

 the fruit sections of this state that most growers of tree 

 fruits are familiar with its destructive effects. It may be 



SAN JOSE SCALES enlarged about three diameters. 



found on all kinds of fruit trees, and on native trees con- 

 tiguous to the infested orchards, but is most noticeable on 

 apples and pears. When present on a bearing tree it al- 

 ways attacks the fruit, causing conspicuous red blotches. 

 Most persons do not like to eat scaly fruit. Raw animal mat- 

 ter has not come to be a coveted relish when served upon 

 fresh fruit, or otherwise. 



The San Jose Scale does not appear in broods at stated 

 intervals, as is the habit of some other insects. It lives 

 through the winter on branches and twigs from the infant 

 stage to that of full development. The scales as observed 



