180 
JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 
It is of no use to dig the affected bushes up and throw them 
on one side ; the only 
remedy is to carefully 
and systematically 
pick the galls off in, 
say, March or April 
and then religiously 
burn them. If com¬ 
bined action were 
taken by growers 
generally, there might 
be a chance of lessen¬ 
ing this pest, which 
is causing such loss to 
the growers in Kent. 
I had the pleasure 
of discovering the 
minute hymenopterous 
insect whose maggot 
Fig. 22. feeds upon these Mites. 
I have bred a large 
number of these useful “blessings” from Currant galls, and 
I hold to the opinion 
which I expressed long 
years ago, viz., that in 
the hands of competent 
men these parasites 
might be bred in cap¬ 
tivity in thousands. 1 
suggested this plan in the 
case of the Hessian Fly 
parasite, and offered to 
send a number to the late 
Professor Riley (Govern¬ 
ment Entomologist of the 
United States of America) 
to try and introduce our 
British parasite (Semio- FiCt - 23 * 
tellus nigripes) into the 
United States. I need scarcely say that my offer was imme- 
