- 28 - 
removal of the old plants followed by a' heavy fumigation with Cyanogas 
12 days later, and the careful hand picking of infested leaves, has 
nearly eradicated this pest from the spring crop set in this greenhouse 
about the middle of January. 
CABBAGE 
IMPORTED CABBAGE WORM ( Pieris rapae L.)' 
Mississippi. N. D. Pe'ets .(March ‘25): Some damage observed in Copiah and 
Lincoln Counties in March* • 
APHIDS (Aphiidae) 
Virginia. H. G. Walker and L.D. Anderson (March 26): Cabbage aphids are 
again increasing in some cabbage, seed kale, and cut-over fields of 
kale and collar ds at Norfolk* 
Mississippi. C. Lyle, et al. (March 25)* Plant lice reported injuring col- 
lards in Holmes County, turnips in Forrest County, turnips and mustard in 
Harrison County, and spireas in Lincoln County. 
v ... ' 
HARLEQUIN BUG ( Murgantia histrionica Hahn)_ 
’ Mississippi. J. Milton (March 16): Infestation in a cabbage-plant bed in 
Warren County observed today, 
• > • CARROTS 
; CARROT RUST FLY ( Psilarosae F.) 
Oregon. J. C. Davis (March 25): Attacking carrots at Rainier. Additional 
reports of damage received' from- several parts of western Oregon. 
SWEETPOTATO 
SWEETPOTATO WEEVIL ( Cylas formicarius F.) 
Georgia. B. M. Gaddis (April 1): Weevils discovered in Brooks County on 
February 10 by a State inspector. 
Mississippi. T. F. McGehee (March 25): Infestations are very light in Han- 
cock and Harrison Counties. 
SPINACH AND KALE 
GREEN PEACH APHID ( Myzus persicae Sulz.) 
Virginia. H. G. Walker and L. D. Anderson (March 26): Spinach aphids rather 
scarce but a few found in large overwintered spinach and kale fields at 
Norfolk. 
California. J. Wilcox and A. F. Howland (February 25): Spinach aphid abun- 
dant on leaves being cut for market at Coachella. (Det. by P. W. Mason.) 
ONION THRIPS ( Thrips tabaci Lind.) 
Virginia. H. G. Walker and L. D. Anderson (March 26): Young and adults 
