SOME INSECTS INJURIOUS TO VEGETABLES 



Glknn \Y. IIkrrk k 

 Professor of Economic Entomology, Cornell University, Ithaca, N. Y. 



CABBAGE ROOT-MAGGOT 



The cabbage root-maggot {Pegomya brassicw) is one of the 

 serious pests to cabbage in New York State. The parent insect 

 of the maggot is a small fly (Fig. 395) which resembles in gen- 

 eral appearance the house-fly, but is considerably smaller, being 

 only about one-fifth of an inch in length. The Hies appear in 



Fig. 395.— Cabbage Root Maggot (Greatly Enlarged) 



the spring, usually the first half of May, and deposit their 

 whitish eggs on the soil or in crevices of the soil close to the stem 

 of the cabbage plant. Here the eggs hatch and the maggots attack 



[1341] 



