QUESTIONS 251 



try from Mexico. It works in the pepper pod, causing distortion 

 and rendering it unfit for food. It is in part controlled by gather- 

 ing and destroying infected peppers which fall to the ground. 



EGG PLANT INSECTS 



Three enemies of egg plants have already been described 

 under other heads. For the aphis, see melon aphis, page 238. 

 For the potato tuber moth, see page 228; see also tobacco insects 

 where it is referred to as " split worm." Potato beetles attack 

 egg plants (see page 226). Flea beetles are often very serious 

 enemies of egg plants. These are described among the potato 

 insects. 



INSECTS ATTACKING OKRA 



Plant lice, leaf-eating caterpillars, leaf -hoppers, and a few other 

 forms affect this plant, but not seriously. 



QUESTIONS 



1. Give life history of the Colorado potato beetle. 



2. What is the best insecticide for this beetle, and how applied? 



3. What is the best treatment for flea beetles on potatoes? 



4. Discuss the potato tuber moth and give remedial measures. 



5. Give life history of the corn ear-worm. 



6. Give description, life history, and remedies for the imported cabbage 



worm. 



7. Why is soap used in the spray? 



8. What injury is caused by the cabbage maggot? Describe its work. What 



crops are affected? 



9. W T hat are the best measures of control? 



10. How should a cabbage grower treat a five- or ten-acre field badly affected 



with cabbage aphis? 



11. Give life history of and control measures for the striped cucumber beetle 



in both larval and adult forms. 



12. Give treatment for melon lice. 



13. Give description and life history of the southern corn root-worm. 



14. Enumerate the injuries caused by this insect and state treatment advised. 



15. Give description, life history of, and control measures for the common 



squash bug. 



16. How should we treat seed beans or seed peas if infested with weevils? 



17. Give life history of the asparagus beetle. 



18. Enumerate the insects attacking celery, parsnips and carrots. 



19. Give remedial measures in each case. 



20. How is the stalk borer combated when attacking tomatoes? 



21. Enumerate the insects which attack sweet potatoes. 



22. Give remedies in each case. 



23. What insects attack the pepper plant and how combated? 



24. What radical difference is to be noted between the treatment of the 



Colorado potato beetle and melon lice? Why? 



25. Give accounts of damage from insects in gardens in your section. 



