156 



TRUCK-FARMING AT THE SOUTH. 



age, particularly on a large scale, and without coopera- 

 tion, would be impracticable. 



The Zebra Caterpillar (Mamestra picta,) is not suffi- 



Fig. 28. SOUTHERN CABBAGE BUTTERFLY (Pieris Protodice). 

 ^ a, Larva ; b, Chrysalis. 



ciently numerous to do much harm. The Cabbage 

 Pionea (P. rimosalis,) I have never found upon the 

 cabbage. 



REMEDIES FOR CABBAGE-WORMS. 



The numerous deterrent remedies recommended as ef- 

 fective against the cabbage-worms, although many may 



Fig. 29. SOUTHERN CABBAGE BUTTERFLY Female. 



be distasteful or offensive to them, are all comparatively 

 worthless. This is owing partly to the impossibility of 

 their being made to reach every part of the plant haunted 

 by the insect, particularly the under surface of the leaf, 

 and the interior of the head. Among the proposed 



