PIGMY MANGOLD BEETLE. 59. 
injury then going on, it.would be desirable to collect some of the.grubs 
in order to ascertain whether they are nearly-full-grown. If they are 
between half.an inch and three-quarters in length the attack is almost. 
certainly nearly over, and if there are still centres of leafuge remaining’ 
to the roots, and_conditions of ground and weather are favourable for 
growth, it may quite be hoped that the plant. will recover. The grubs 
shouldbe looked for at night, that is, as late in the evening, or early 
in the morning, as may be convenientiy practicable, or, if this cannot, 
be done, by searching in the ground round. the attacked. plants they 
would-be almost, certain to be found. i 
- Iam not aware of the effect of deterrent cane having eons 
tried, but it would be well worth while to sec whether soot and lime,- 
well. mixed, and liberally scattered over the plants in the evening when 
the grubs are coming up to feed, would not have a good effect. . The 
well-known mixture of quick-lime and gas-lime, about one bushel of: 
each, and soot and sulphur in lesser quantities, all powdered up fine. 
and mixed well together, aud applied in the ev ening when the dew is on, 
could hardly fail to do good.- Cane: we " 
_ Karly sowings have the best chance of. escape because the sania. 
have got to some degree in advance of growth-before they have to. bear. 
the brunt of the attack, and all measures that give a hearty growth 
are of course-important. But where this attack occurs, and the 
ground can be spared for a few weeks,.it would appear that the best: 
treatment of all would be to lightly stir the surface of the soil-when- 
the maggots are changing to chrysalids, and at the same time to give 
as strong a dose of fresh gas-lime as a dressing as may be judged safe, 
and thus it might be hoped stamp out the trouble. 
Pigmy Mangold Beetle. Atomaria linearis, Stephens. 
-ATOMARIA LINEaRIs (after Taschenberg).—Natural length one twenty-fourth 
of an inch. 
The attack of the Pigmy Mangold Bootle 1 is probably the cause of a 
great deal more mischief than is generally known. From its exceeds. 
ingly small size—for it is only about half a line, that is, one twenty-- 
fourth of an inch, in length—it escapes observation, unless noticeable. 
from the enormous. numbers in. which, where there: i is. Serious: attack, , 
its presence occurs. But éven then, ag ae attack 1 4s to a great, extent. 
