-55- 
Anthonomus signatus Say, the strawberry weevil 
In Delaware a derris dust (0,5 percent of rotenone) had only 
a slight effect on the adults •—Amos and Beacher (16) • 
Apion spp., clover seed weevils 
In England applications of derris dust destroyed many weevils 
on clover.— -St aniland and Beaumont (563) • 
Brachyrhlnus ligustioi (L.), the alfalfa snout beetle 
In New York a 1-percent rotenone dust was tried, but the most 
satisfactory control material was a raisin bait containg shorts and 
sodium f luosilicate.— Palm and coworkers (454 ) • 
Ceutorh ynchus assimilis (Payk.), the cabbage seedpod weevil 
In western Washington infestation of cabbage by this insect, in 
experimental plots was reduced about 20 percent by two applications 
of a dust containing derris, wheat flour, talc, and a wetting agent. 
— Breakey and Webster (85) • 
Conotraehelus crataegi Walsh, the quinoe curoulio 
In Connecticut when monthly applications of lead arsenate and 
dry lime sulfur were followed by six applications of a spray contain- 
ing derris and skisnilk powder, 80 percent of the fruits on quince 
trees were uninjured by the oriental fruit moth and this curculio. 
—German (218) . 
Conotraehelus nenuphar (Hbsi; *, the plum curculio 
In experiments with this pest on peach trees in Pennsylvania 
acid lead arsenate was only slightly more effective than basio lead 
arsenate or cube, but three sprays did not greatly reduce the num- 
ber of larvae that matured when compared with unsprayed checks.— 
Steiner and Worthley (566 ). 
Cosroobaris americana Casey"(Baris scotopacea Germ., a snout beetle 
In Massachusetts preliminary trials with rotenone dust indi- 
cated that this treatment will reduce the abundance and destructive- 
ness of this pest on Swiss chard.— Whit comb (679 , p. 39). 
Diaprepes spp.., citrus weevils 
The use of Tephrosla Candida in Trinidad and St. Lucia as a 
