THIRD REPORT 
ON THE 
NOXIOUS AND OTHER INSECTS 
or THE 
STATE OF NEW-YORK. 
By ASA FITCH, M. D , 
ENTOMOLOGIST OF THE NEW-YORK STATE AGRICULTURAL SOCIETY. 
Copy-right secured to the Author. 
Executive Committee New-Yorlc State Agricultural Society: 
In presenting this, my third Report, I would observe that the 
researches in which, pursuant to your instructions, I am occupied, 
embrace a field of vast extent. These researches, for the present, 
have a particular reference to those insects which are injurious — 
the branch of science which is termed Economical Entomology. 
They thus include a consideration of all those insects which are 
detrimental, 
1. To fruit trees. 
2. To forest trees. 
3. To the grass crop of meadows and pastures. 
4. To grain and other field crops. 
5. To the kitchen garden. 
6. To the flower garden and greenhouse. 
7. To domestic animals. 
8. To man, molesting (1.) his person, (2) his household pro¬ 
perty, such as furniture, clothing, stored provisions, &c. 
These several heads will, I believe, embrace every object which 
legitimately pertains to this branch of science; and this, in my 
apprehension, is the most simple and appropriate division, the 
