162 



ONION. — PARSNIP. 



and the immediate application of a strong drenching of the 

 fluid most obnoxious to the grub that can be found, are better 

 than dressings not rapidly soluble, for the fluid goes down at 

 once and lodges in the maggot-holes. 



To the above I may add that the worst cases of maggot- 

 attack I have seen followed sowing on ground which was not 

 prepared beforehand, and had not received a special dressing 

 of manure. 



Guano is recommended by some growers, but I have known 

 such severe attack of Onion Fly accompany its use as a 

 dressing that I have not mentioned it as desirable. — (Ed.) 



PARSNIP. 



Carrot and Parsnip Fly. " Rust." 7',^//^ rosa:. 

 Parsnip and Celery Leaf-miner. Tephritis onojxjnlinis. 

 Carrot-blossom Moth. Jk'pressaria dauccUa. 

 Carrot and Parsnip-seed Moth. Dcpressaria ih'prcssclla. 



Parsnip and Celery Fly, magnified ; line showing nat. size 

 ligured in blistered leaf. 



larva and impa 



I am not aware of the Parsnip being seriously injured in 

 this country by any insect peculiar to itself. Its chief enemies 

 are those above mentioned, which are noticed under the heads 

 of insects infesting Carrots and Celery. 



