147 
the insect, disturbed by the heat of the sun, crawls out of the grain to 
the top of the cloth and is then shaken off, and the grain returned to 
the bin. This method of temporarily getting rid of the insect cannot 
be followed when there is a large umount of grain in store, on account 
of the expense of handling the grain. 
I have been trying for several years a number of experiments, with 
the object of finding a cheap and simple method of preventing the 
o 
* ; 
ravages of this weevil. I think that I have found it in the use 
naphthalene thus used can cause any injury whatever i irg NE 
y nil. ; 
Naphthalene powder can be procured at the Medical Halls in Rangoon 
at Rs. 2 80 e ounce, and a few ounces of it will be sufficient for 
one season for any grain dealer in Burma. F. W. CABANISS. 
Ispra Orrice to ROYAL GARDENS, Kew. 
India Office, Whitehall, S.W., 
24th May 1887, = 
I AM directed by the Secretary of State for India to acknow'® 
with thanks, the sai of your letter of the 9th instant, aran z 
Memorandum by Professor Church on the destruction of weevil 
grain, and, in reply, to inform you that a copy f the pa 
will be transmitted to the Government of India 
Sin, 
The Director. Revenue, Statistics, and C« 
Royal Gardens, Kew. | Department. 
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