Insect 
Epitrix parvula E, 
- 87 - 
Result 
Effective 
Eriocampoides limacina Retz. 
Srythroneura c ome 3 Say 
Euproctis chrysorrhoea L. 
( Nygmia phaeorrhoea Donovan) 
100$ effective 
Effective 
Less effective 
than nicotine 
Less effective 
than derris 
Suschistus impictiventris Stal Less effective 
than derris 
Flea "beetles on tooacco 
Erankliniella fusca Hinds 
G-alerucella xanthomelaena 
Schrank 
G-norimo schema lycopersicella 
Busck 
Grapevine pests 
Haematobia irritans L. 
Haematopinus eurysternus 
Nitzsch 
Haematopinus suis L. 
Hairy chinchbugs 
Heliothis ohsoleta E. 
Effective 
Ineffective 
Ineffective 
Ineffective 
Effective 
Effective 
Ineffective as 
a repellent 
Effective 
Effective 
Effective 
Ineffective 
Effective with 
sulphur 
Reference 
Chamber 1 in 68, 69, 70; 
Howe 204; S. C. Agr. 
Expt. Sta. 387; Bur. 
Snt. & PI. Quar. 423; 
White 463, 464 
Hamilton 85 
Idaho Agr. Expt. Sta. 
210 > ' 
Spoon 390 
Cassidy and Barber 65 
U. S. Dept. Agr. 413; 
Wallace 454 
Morrill and Lacroix 287 
Hamilton 185 
Elmore 126; 
C. A. Thomas 404 
Lelassus, Lepigre, and 
Pasquier 112; Idaho 
Agr. Expt. Sta. 210 
Laake 256 
Wille et al. 471 
do. 
N. Y. State Agr. Expt. 
Sta. at Cornell Univ. 
307 
Brannon 41; Bur. Ent. 
and PI. Ouar. 423; 
Wilcox and Stone 468 
F. L. Thomas 405 
