INSECTS, FUNGI, PLANT DISEASES, ETC. 151 



Plants Attacked. — Tobacco, tomato, Irish potato, egg- 

 plant. 



Remedies. — Hand-picking is sure, and, because of the 

 large size of the worms, readily and easily accomplished. 

 Jamestown (Jinison) weeds are sometimes cultivated, the 

 flowers of which the moths arc fond of visiting for the 

 nectar they contain. If these flowers are poisoned with 

 a small quantity of a solution made of cobalt, one ounce; 

 molasses, one pint; water, one pint, the moths will be 



6 a, c 



Fig. 55 — Bruchus obteclus. a, Beetle, b, Larva, c, Pupa. All 



greatly enlarged. Chittenden, Div. Ent. U. S. Dept. 



Agri. Year Book, 1808. 



destroyed when they suck the flowers for the nectar. This 

 method has been practiced with success in Florida. 



Weevils, Pea and Bean (Bruchus pisorum, Linn.; B. 

 obtains, S. ; />*. quadrimaeulatus, Fab.). — These weevils are 

 well known by all gardeners, and the damage committed 

 by them is very great. The adult insect deposits its eggs 

 on the inside of the green pod by making a slit on the 

 suture through which the eggs are placed. The grubs 

 enter the seed and feed on the starch stored up by the 

 plant for the germ. 



Remedies. — Seed, which are attacked by the weevils 

 should be treated with the fumes of carbon bisulphide. 



