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RAT AND MOUSE REPRESSION.
RATS AH) LUCE (DESTRUCTION) ACT, 1919.
THE INFESTATION ORDER, 1943.
A. SURFACE TREATMENT.
During 1948, 5,879 primary and subsequent visits were
made in connection with rats or mice infested or suspected infested
premises.
No major infestations were recorded. 351 premises were
satisfactorily cleared of rat3 or mice and the work for the year
is generally summarised below:-
Total number cf complaints received or cases
discovered during the year 1948 338
Total number investigated 336
Total number of premises on which no evidence
of infestation was found 27
Total number of premises found to be infested 309
Total number of premises cleared of rats or mice
(including 93 premises cleared which were
discovered during previous years) 351
Cause of infestation at tho 309 premises found to be
infested during the year.
Keeping of poultry etc. 90
Accumulations of refuse or debris 2
Harbourage under or in garden sheds etc. 77
Defective drains 5
Inside premises (under floors etc.) 76
Buries in gardens etc. 90
Source untraced 1
341
Type of premises cleared
of rats or mice.
Dwelling-houses (mainly
in gardens) 297
Foodshops and food
premises. 30
Non-food shops and
stored 7
Factories & workplaces 3
Offices 1
Hospitals/nursing homes 3
Miscellaneous 10
351
Methods employed in clearing
the 351 premises of rats or
mice.
Poison baits. 336
Trapping 40
Gassing 16
Rat & Mouse Proofing 2
Drains repaired 7
Other means 6
407
B. SEWERS TREATMENT.
1. Second Maintenance Treatment (1947-48)
The second maintenance treatment of those 9ewers found to
be infested during the Initial Treatment carried out in September,
1947 was satisfactorily completed on the 10th March, 1948.
Pre-baiting with damped sausage-rusks was carried out on
two consecutive days, and the same bait base with 2½% Zinc
Phosphide added was laid on the third day with the following
results:-
(23)