﻿BULLETIN 1351, U. S. DEPARTMENT OF AGRICULTURE 



Chester, Pa, Grapes, oats, rye, millet heads, peach, and apple are 

 reported as hosts in correspondence from State entomologists. 



The earliest published record of its occurrence, under glass is by 

 Cory (6, p. £06), who reported that "it was found injuring a rose 

 planting in the establishment of a Baltimore florist," during 1916. 

 Specimens received by the Bureau of Entomology which bear the 

 date of October 28, 1916, were taken from rose by R. E, Snod- 

 grass, at Indianapolis, Ind. Specimens now in the Indiana State 

 collection were obtained in greenhouses at Cumberland on Novem- 

 ber 8, 1916, and H. F. Dietz collected beetles in the same green- 

 houses on December 5, 1917. Peterson {2S, p. 4-68) reports severe 

 injury in a greenhouse in New Jersey in 1917. 



Fig. 1. — The " shot-hole " punctures characteristic of the feeding of adults of the 

 strawberry rootworm on strawberry and rose foliage 



A number of other reports which relate to its occurrence in green- 

 houses have been published within the last three years, but no earlier 

 records have been found. 



To sum up the foregoing reports and records, the following may 

 be listed as food plants : 



Amygdalus persica Peach. 



Aster erieoides Heath aster. 



Avena sativa Oats. 



Ohaetochloa italica Millet. 



Fragaria spp Strawberry. 



Juglans cinerea Butternut. 



Juglans nigra Black walnut. 



Juglans sieboldiana — Japanese 

 walnut. 

 Juniperus spp Juniper. 



Malus spp Wild crab. 



Malus sylvestris Apple. 



Potentilla spp Cinquefoil. 



Rosa spp Rose. 



Rubus spp , Raspberry, 



blackberry. 



Secale cereale Rye. 



Sorbus spp . Mountain ash. 



Vitis spp J. Grape. 



RECENT INJURY IN GREENHOUSES 



In 1919, shortly after receipt of the reports concerning the in- 

 festations in Virginia and Indiana, a visit to the one in Alexandria, 



