II. Test of Some Fungicides and Insecticides 



Upon Peach Foliage. 



Peach trees were treated with the following materials for the purpose 

 of determining the extent to which each would injure the foliage : 



ISordeaux mixture. — This was prepared according to the formula 

 given on page 268. 



Bordeaux mixture and London purple. — The arsenite was used at 

 the rate of 1 pound to 250 gallons of the mixture. 



Ammoniacal carbonate of copper, prepared as described on page 269. 



Ammoniacal carbonate of copper, Paris greien and lime. These 

 materials were used in the proportions stated on page 269. 



Paris green, used alone at the rate of 1 pound to 250 gallons of 

 Water. 



London purple, used at the rate of 1 pound to 300 gallons of water. 



Fostite, applied with bellows. 



The above materials were applied to the trees three times, and upon 

 the following dates: July 18, August 3, and August 22. The 

 ingredients of the combined insecticides and fungicides were mixed 

 immediately before the applications were made. The table shows the 

 extent of injury resulting from each. 



Kind of Treatment After Three AppHcations had Been 



Made. 



The above notes were taken September 12, or 21 days after 

 the last application had been made. Notes were also taken August 

 2 2, or only after two treatments had been made. 



