708 PROCEEDINGS- OF THE THIRD ENTOMOLOGICAL MEETING 



Mortant. 



Date 

 buried 



Period 

 (months) 



Deodar 



Do. 

 Do. 

 Jarrah' 



Deodar 

 Mango 



Teak 

 Deal 



Boiled in Mortant 

 20 per cent, water 

 80 per cent. 17tli 

 Oct. 1911. 



Do. 



Do. 

 Immersed in cold 

 Mortant and 



allowed to soak as 

 much as possible, 

 15th Oct. 1911. 



Do. 



Do. 



Do. 



Do. 



21st Oct. 1911 . , 16th Sept. 1913 



Do. 

 Do. 

 Do. 



Do. 

 Do. 

 Do. 

 Do. 



Do. 

 20th Feb. 1913 

 11th AprU 1916 



20th Feb. 1913 



Do. 

 16th Sept. 1913 

 20th Feb. 1913 



Sideroleum. 



Out of the six pieces, three failed within 14 montlis and five within 32 months. The sixth piece 

 was of Jarrah, which is naturally fairly immune. 



Microlineum. 



Of these six pieces, all three of deodar failed within 14 months. Of the three pieces of sissu, two 

 failed within 28 months and the third was unaffected after 42 months. 



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