UNIVERSITY OF CALIFORNIA AGRICULTURAL EXPERIMENT STATION 



BENJ. IDE WHEELER. PRESIDENT 

 THOMAS FORSYTH HUNT, DEAN AND DIRECTOR 



BERKELEY H. E. VAN NORMAN, VICE-DIRECTOR AND DEAN 



UNIVERSITY FARM SCHOOL 



COLLEGE OF AGRICULTURE 



CIRCULAR No. 195 



MARCH, 1918 



REVISED COMPATIBILITY CHART OF 

 INSECTICIDES AND FUNGICIDES 



BY GEO. P. GRAY 



STOMACH POISONS 



Acid Lead Arsenate 



Basic Lead Arsenat 

 (Neutral) 



Paris Green 



Zinc Arsenite 



Tobacco Infusions 



Concentrated 



Tobacco Preparations 



FUNGICIDES 



Bordeaux Mixture 



Lime Sulfur 



Solution 



Sulfur 



Alkali SuJfides 



Soaps 



ap-Oil Emulsions 



Cyanide Fumigation 

 TRACHEAL POISONS 



KEY TO CHART: 



.Dangerous combinations - - 

 -Recommended combinations _ 



Doubtful combinations, _ _ _ ..Doubtful 



useful under some conditions 



Data lacking: 

 JProbably dangerous 

 .Probably safe 



PASTE ox A SHEET OF CARDBOARD AND HANG UP FOR CONVENIENT REFERENCE 



