SWEET POTATO — TOMATO 335 



Tortoise BEETLES (Cassidini). — Beetles of brilliant colors and 

 their slug-like larvae which eat holes in the leaves of newly 

 reset plants. 



Treatment. — Same as for next. 

 Flea-beetle. ( Choetocnema confinis) . — Small, dark-colored beetles, 

 which attack the plants soon after they are reset. 



Treatment. — Dip the plants in a strong solution of arsenate of 

 lead before resetting. Spray once or twice later with the same. 

 Rotation of crops. Destroy all bindweed and wild morning-glory 

 plants. 

 Cutworms. — Poisoned bait. Late planting. Keep the land free 

 from weeds the previous fall. See p. 302. 

 Tobacco. Flea-beetle (Epitrix parvula). — Small beetles eating 

 holes in the leaves in the seed beds. 



Treatment. — Cover the beds tightly with canvas, or spray 

 thoroughly with arsenate of lead, one pound in 12 gallons of 

 water. 

 Cutworms. — Use poisoned bait. Sod land should be plowed in 



fall. 

 Horn- WORMS. — See under Tomato, below. 



Flea-beetles, Grasshoppers, and Tree-crickets. — Attacking the 

 crop in the field, may be controlled by spraying with arsenate of 

 lead, 1 pound in 16 gallons of water. 

 Tomato. Fruit-worm ( Heliothis obsoleta) . — Larva, one inch in 

 length, pale green or dark brown, faintly striped, feeding upon 

 the fruit. Also on corn and cotton. 



Treatment. — Hand-picking. Avoid planting close to corn or 

 cotton, or after either of these crops or after peas or beans. Prac- 

 tice fall or winter plowing. 

 ToMATO-woRM (Phlegethoutius sexta and P. quinquemaculata) . — 

 A very large green worm feeding upon the stems and leaves of 

 the tomato and husk tomato. Seldom abundant enough to be 

 very serious ; kept in check by parasites. 



Remedies. — Hand-picking. Rotation of crops. Clean culture. 

 Turkeys. 

 Flea-beetles. — Dip the young plants in a strong solution of arse- 

 nate of lead. Bordeaux mixture acts as a repellent. See p. 303. 

 Violet. Aphis. — Fumigation when grown under glass. 



