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Cereal and Forage Insect Investigations. 
F. M. Webster, In Charge. 
















» family Crambidae, and especially the genus Crambus, contains a 
amber of species of small moths, all or most of which have the 
&@lities of serious pests. Injury is most likely to be done to 
pasture crops but often occurs to grain or cultivated crops 
fing sod, The larvae live in silk and earthen burrows, feeding at 
und generally on the blades of the plants. . 
> moths are extremely abundant and common, flying just at dus 
at every piece of grassland. In spite of their abundance infor- 
regarding many of the species is surprisingly meager.Larvae taken 
f£ieéid have been reared in comparatively few instances and, so 
we have been able to find, no species has ever been reared com- 
r through from egg to adult. 
have undertaken an extensive study of the group and shall need 
1 getting material from as many localities as possible. So far 
@ll the species are single brooded so collections will have 
lade throughout the season to get the range of species present, 
ihical distribution, seasonal occurence and preferred food plant 
if the date, locality, and general nature and flora of the habi- 
‘taken in the field) be noted. The moths can be best sent if 
; although unmounted material will be of use if sent firmly packed 
Oft paper in small boxes. The moths usually oviposit freely pie 
led alive in dry vials. The eggs hatch in 5 to 10 days in Warm 
r so any such material obtained should be promptly forwarded. 
f@lliy should care be taken if ¢fes are sent, to connect the eggs 
He individual moth which laid them in some unmistakable manner. 
© assistance of all -the men in this Division and others inter- 
ted is solicited in collecting material and information, 
| ) Geo. G. Ainslie, Nashville, Tenn. 
< 
DECIDUOUS FRUIT INSECT INVESTIGATIONS. 
A, LL. Quaintance, In Charge. 
Meginning with the fiscal year 1915 a new project was undertaken, 
*, uh investigation of the insects injurious to deciduous nursery 
, with @special reference to developing remedies and apparatus 
ble for insect control under nursery growing conditions. Mr. A. d. 
hester 
ina altanoa 
