-40- 
vicinity of Laredo are planted to onions, A severe infestation 
of the onion thrips has developed in one section, affecting 
several hundred acres. Lady beetles ( Hippodamia convergen s 
Guer. ) were imported from Colorado by a large grower but were 
making no impression on the infestation. The source of the 
infestation was broccoli which had been planted abundantly 
in this particular district. Broccoli has recently been intro- 
duced into the south Texas vegetable cropping scheme and is 
a host plant of the onion thrips, 
TURNIP 
POPLAR LEAP STEM GALL ( Pemphigus populi-transversus Riley) 
Mississippi R. W, Harned (February 28): Aphids that were very abundant 
on the roots of turnips at Perkins ton on February 25 have 
been identified by A, L. Hamn«=r as Pemphigus populi- trans versus . 
SOUTHERN FIELD- CROP IN SECTS _. 
TOBACCO 
TOBACCO FLEA BEETLE ( Epitri x parvula Fab.) 
Florida F. S* Chamberlin (March 26): Flea beetles are unusually 
numerous on newly set tobacco plants in Gadsden County. 
S UG3 (Mollusca ) 
North Carolina J. N, Tenhet (March 20): Slugs are doing widespread damage 
to tobacco seed beds throughout the old South Carolina bright 
tobacco b^lt. Numerous bjds in almost every community have been 
totally destroyed. In many communities the situation is serious. 
This pest has never been known to attack tobacco plant beds 
in this section (Chadbourn) before, 
FOREST AND SHADE -TREE INSECTS 
BAG'.VORM ( Thyridopteryx ephemerae formis Haw. ) 
Ohio E, <U Mendenhall (M^rch 27): Bagwerm winter cases are very 
abundant in Columbus and vicinity. They are found in nearly 
all kinds of shade trees and even on shrubbery. They are also 
found on cedar and other evergreen trees. They -erj aleo found 
abundantly at Circleville and in Springfield and Clark Counties, 
EaSTERN TENT CATERPILLAR ( Malacosoma a:rericana Fab.) 
sissippi J. P, Kislankc (March 25): The first colony for this season of 
tent caterpill. rs, .oparuntly . .alacosorr.a .-.r.K ricana > was observed 
on wild plum on March <J5. 
