Us GYP>V AND BKOWN-TAIL MOTHS. [Jan. 



\\'AKEFIELD, JULY 1, 190 /. 



In the billy section of the town off Chestnut Street there were 

 treated during the forenoon on this date 100 cedars 20 to 25 feet tall, 

 10 pines, 6 fruit trees, 4 maples and about % of an acre of brush and 

 scrub -rowth. While the cost of spraying the latter was not great, the 

 time spent on it increased the net cost of the work per tree. 



Outfit. 



The outfit used here consisted of a 3*2 horse-power Church air-cooled 

 ..a>oline engine, with direct connection to a Douglas triplex pump. 

 The tank was of 300 gallons capacity, with propeller agitator. A steady 

 pressure of SO pounds was easily maintained on about 1 gallon of 

 gasoline per day. Two lines, 300 feet long, of V 2 -inch hose Siamesed 

 to make 4 lines all told, and equipped with an extension spray pole 

 and double Vermorel nozzle, completed the outfit. 



Cost. 



1 foreman, day, . $2 50 SI 25 



1 engineer, \ day, . 1 25 



5 men, day, . 2 25 5 63 



1 horse, \ day, . . 1 50 75 



30 pounds arsenate of lead, . . 12 3 60 

 ^ gallon gasoline, 



Oil, grease and waste, . 05 



Total, . - - . S12 63 



Average cost of treatment, 10.5 cents per tree. 



MALDKX. JULY 1, 1907. 



On this date two sprayers were in operation in the woodland of Pine 

 Banks Park, the spraying licinu done under the direction of Mr. A. M. 

 Cobli, contractor. In this work it was necessary to haul water a con- 

 siderable distance. Trees being treated were principally oak, birch and 

 hickory, averaging about 30 feet in height. In all 150 trees were 

 sprayed during the forenoon, about one-third of them being climbed. 

 Two hundred gallons of spraying mixture were applied. 



Outfit. 



This outfit consisted of a 100-gallon galvanized-iron tank, connected 

 with a double cylinder Gould Monarch pump. Three lines of 1 o-inch 

 hose with Bordeaux no//.les were used. 



