336 



WORK BY SEASONS 



Spraying Campaign for Stone Fruits. — This campaign is very 

 similar to that described for the apple orchard. In general the 

 spraying is the same for all the stone fruits, including peaches, 



Fig. 240. — Pruning of large limbs should be as close as possible to allow the bark and live 

 wood to cover the wound as shown in the central figure. Decay may begin before the new 

 growth covers the wound, and a deep hole is formed, as shown at the right. 



plums and cherries. The first winter spraying usually follows the 

 heavy winter pruning. This consists of a thorough application of 

 winter strength of lime-sulfur solution. It is the chief spray against 



San Jose 1 scale and will aid 

 greatly in the control of peach 

 scab, brown rot, leaf curl and 

 other fungous diseases. 



Use self-boiled lime-sulfur, 

 8-8-50, with one pound 

 powdered, or two pounds 

 paste arsenate of lead: (1) 

 When buds first show color 

 to kill disease spores and 

 to poison curculio adults. 

 In North or where curculios 



Fig. 241. — Curculio beetles in biting peaches 

 and plums often cause deformed growth. (New 

 Jersey Station.) 



are less serious, poison may 

 be omitted this time; (2) At 

 the time the petals fall; (3) 

 About one or two weeks later, 

 when the stamen rings are 

 just dropping from the little 

 green fruits. (See Chapter XXV for making self-boiled lime-sulfur 

 by this formula). When brown rot is serious all the later varieties 

 of fruits should be again sprayed about a month before they 



