124 PESTS OF GARDEN AND FIELD CROPS 
fleshy grub. There is one generation annually. The insect hiber- 
nates in the soil in cane fields. 
Planting of cane should be deferred until spring in order to have 
opportunity of spring plowing and cultivation. The running of 
second or third year cane should be avoided. Trash should be cleaned 
up in the fall. Corn should not follow cane. 
The Carrot Beetle (Lizyrus gibbosus De G.) 
The roots of carrot, celery, parsnips, sugar beets, potatoes, and 
corn are eaten into by a beetle, which works usually just below the 
surface of the ground. The 
insect is black above, reddish 
| 
| 
| 
Fic. 97. —The Carrot Beetle. Fic. 95.— Work of the Carrot Beetle. 
g Original. 
beneath, and about half an inch long. There is one generation a 
year. The adults come out in the latter part of summer, and over- 
winter in the soil. Damage may occur either in fall or in spring. 
Removal of crop remnants, fall plowing 
and cultivation, and similar cultural meas- 
r ures are advised. 
The Slender Seed-corn Ground-beetle 
(Clivina impre 
ifrons Lec.) 
| 
Seed corn planted in low or peaty ground 
99.—The Seed-corn 
rus. Enlarged to 
natural size. Orig- 
sometimes is injured or destroyed by a 
small beetle which eats out the heart of 
the sprouting kernels. The insect is a little 
