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prove destructive to the young plants in the open 
air, as soon as the seedlings appear above ground, 
if they have not been destroyed previous to the seed 
being sown. 
For their Destruction. — The lime-dust 
will require throwing amongst the plants, and over 
the ground betwixt the rows, early in the morning, 
or late in the evening. 
O 
CARROTS. 
Grub. — The greatest pest to this plant is a 
small white larvae of a small Fly (Pollydismus 
Complanatus.) I believe the egg is deposited 
on the top of the root of Carrots, near to the 
surface of the ground, in the months of May 
or June, and the latter brood in August or Sep- 
tember. When the larvae emerge from the ova 
they insinuate themselves into the Carrots always 
more or less within the surface of the ground. I 
remember finding the larvae feeding nearly at the 
extremity of the lower end of the root, on the 
10th of July, before the plants had attained an 
useful size. Some of the latter cletches form 
chrysalies in September, and others will even be 
found feeding so late as in the month of Novem- 
ber. The perfect insects are produced in the 
spring. Moist weather appears to be the most 
productive of their ravages or depredations. — 
Those late dry summers the Carrots in general 
