Insect and Disease Control 291 



**Midseason varieties. 



"The midseason varieties of peaches, such as Reeves, 

 Belle, Early Crawford, Elberta, Late Crawford, Chairs, 

 Fox, and Beers Smock, should be sprayed as follows : 

 (1) with arsenate of lead alone, about 10 days after the 

 petals fall, or at the time the calyxes are shedding ; (2) with 

 self-boiled lime-sulfur and arsenate of lead, two weeks later, 

 or four to five weeks after the petals have been shed ; (3) with 

 self-boiled lime-sulfur alone, four to five weeks before the 

 fruit ripens. 



'*Late varieties. 



"The Salway, Heath, Bllyeu, and varieties with a 

 similar ripening period should be given the same treatment 

 prescribed for midseason varieties, with an additional treat- 

 ment of self-boiled lime-sulfur alone, to be applied three or 

 four weeks after the second application. 



*' Early varieties. 



"The Greensboro, Carman, Hiley, Mountain Rose, and 

 varieties having the same ripening period should receive 

 the first and second applications prescribed for midseason 

 varieties. 



" Where the curculio is not particularly bad, as in Connect- 

 icut, western New York, and Michigan, the first treatment, 

 which is for this insect only, may be omitted. Also for 

 numerous orchards throughout the middle states where the 

 insect, especially in the younger orchards, is not yet very 

 troublesome, orchardists should use their judgment as to 

 whether the first application may be safely omitted. Where 

 peach-scab is the chief trouble, and brown-rot and curculio 

 are of only minor importance, as may be the case in some of 



