50 



N.S. ENTOMOLOGICAL SOCIETY. 



number of nests found on each plant in Nova Scotia during the past three 

 years : 



Apple 



Pear 



Thorn 



Amelanchier. . . . 



Plum 



Oak 



Cherry 



Elm 



Quince 



Maple 



Wild Cherry 



Wild Rose 



Birch, White 



Poplar 



Black Cherry. . . 



Willow 



Mt. Ash 



Acacia 



Sycamore Maple 



Bayberry 



Spiraea 



Beech 



Alder 



Elder 



Withe Rod 



Prune 



Raspberry 



18154 



24156 



11054 



This table while it shows that the BroWn-tail will form its nests on a 

 number of forest trees yet the great bulk of the nests are on orchard trees 

 or roadside bushes. The percentages found on apple 88.2 in 1912-13, 

 86.1 in 1913-14 and 85.4 in 1914-15 may indicate that the Brown-tail is 

 to a slight extent changing its food habits, or it may indicate more careful 

 work outside of the orchards. I am inclined to think it means more care- 

 ful work on the part of our inspectors as years go on. In spite of the long 

 list of forest plants that the Brown-tail will live on, and the large amounts 

 of oak a favorite food plant found in some parts of the Province the Brown 

 tail has never been found on forest trees at any distance from orchards, 

 and it will probably be a long time before the Brown-tail will be a forest 

 pest in Nova Scotia, although there is every possibility of a strain de- 



