SPRAY MIXTURES AND SPRAY MACHINERY.* 



S. A. BEACH, V. A. CLARK and O. M. TAYLOR. 



EXPLANATORY NOTE. 



This bulletin has been compiled in larger part by Mr. Clark. Mr. 

 Taylor and the writer of this note have assisted in various ways, 

 especially on practical points concerning- spraying and the working 

 of various kinds or parts of spray outfits, also concerning certain 

 material to be included in or excluded from the bulletin. Prof. N. O. 

 Booth collected considerable information concerning individual power 

 spray outfits. Mr. E. T. Casler, Engineer at this Station, furnished 

 the notes on the management of steam engines and boilers, gasoline 

 engines and some other information of a technical nature. Mr. P. J. 

 Parrott, Entomologist of this Station, has given much advice, espe- 

 cially on the subject of insecticides. Mr. F. C. Stewart, Botanist of 

 this Station, has been consulted in regard to the subject of fungicides. 



S. A. Beach. 



Reprint of Bulletin No. 243. 



