47 



from the rings, sometimes uniting them. Solid and irregular lines 

 and patches are also made. 



The insect is of little importance in this County, but in some 

 other parts of the state is a very serious pest. The control measure 

 recommended by the U. S. Government investigators is a spray 

 made up of the following: 



Work of Orange Thrip. Note peculiar arrangement of scars in 

 circles and radiating lines. 



gallons of lime-sulphur solution (33 Beaume). 

 2 gallons black leaf (2^4% nicotine). 



(or 14 fluid oz. black leaf 40). 

 200 gallons of water. 



Thoroughly drench the tree with this spray, especially on the 

 outside. Apply three times during the spring months to save the 

 fruit and leaves, and once in the fall to save the fall growth. 



