EXPERIMENT STATION BULLETINS. 



2'25 



EQUIPMENT FOR SPRAVIXG OUCHARDS. 



The equipment necessary for feAv^ ,./^ 

 spraying orcliards should depend ^M 

 upon the amount of Avork to be s'W^.'Mt. 

 done, and herewith are briefly de- 

 scribed the most common types. 



V Barrel Outfit. A good strong 

 I'ump and agitator adjusted in a 

 barrel holding 50 gallons can be 

 carried about in any kind of a 

 wagon. One nmn can drive and 

 ].nmp, while the other attends to 

 I he sj)raying. Such an outfit is sat- 

 isfactory for small orchards. It 

 costs from .1?12 to |20. 



Outfit witli hand pump. 



A Tank 



A tank holding about 200 

 will cost about |25. 



A tank holding 100 or more gal- 

 lons is set upon a Avagon bed, and 

 on the tank is fitted a pump, usu- 

 ally of greater power than a barrel 

 pump. Generally a toAver is built 

 ni)on the tank from Avhich the tops 

 of good sized trees can be sprayed. 

 ')ne man can drive and pump, and 

 one or tAVO can spray. Some de- 



v!^ vice to keep the mixture agitated 



^i^ should be provided. This is fre- 

 quently driven by the sprocket 

 gear attached to one of the Avagon 



«" ' Avheels. The man Avho pumps can 

 give the mixture frequent agitation 

 ^ Avith a paddle or large wooden hoe. 



oallons will cost about $10. The pump 



A Gas Power Outpt consists of a tank 

 of 50 to 200 gallons capacity to hold the 

 spray liquid, into which is fitted an agi- 

 tator. An iron tube containing carbonic! 

 acid gas furnishes the power. The tubes 

 of gas are purchased from manufacturers 

 in cities or large towns, and when empty 

 are returned. Their merits are lightness 

 and saving power. Complete outfits can 

 be purchased, including a steel wagon, 

 tank with hand pump for filling, and 

 steel toAA^er for about |190. 



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