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35
The use of paranitrophenol preservative for rat baits
has undoubtedly resulted in more effective treatment of
sewers. Success would appear to be due to the fact that
larger baits which have prolonged durability can be used
with the object of ensuring concentrated feeding in the
manholes. Furthermore, a more flexible programme is made
possible.
The use of Sodium Fluoracetate has not yet been adopted.
(b) Prevention of Damage by Pests (Application to
to Shipping) Order, 1951.
This Order has been implemented at the various
wharfs, jetties, and dry slipways in the Borough, for the
purpose of which, the following visits and inspections were
made:—
Lighters 55
Refuse barges 17
Coastwise vessels 18
Tugs 21
Yachts 1
Total 112
No marine infestations were located.
D (5)n Pest control.
For matters which are outside the scope of the Public
Health Act, practical assistance of the Department's outdoor
service is available to occupiers. In this regard, many private
drains and sewers have been cleared, and insect infestations
dealt with. Wasps were more than usually active during
the summer, and 6 nests were destroyed.
The income arising from this outdoor service amounted
to £50 6s. 0d., which is inclusive of cost of insecticides, etc.,
used, and apportionment charge of the operative's time.
Wild rabbits affected with Myxomatosis were located
in the Lessness Abbey Woods, the infestation being successfully
dealt with.