The Rice belt journal. (Welsh, Calcasieu Parish, La.) 1900-19??, 1905-08-11
WASHINGTON, D. c., July 81, 1905.

NoTR-The measures herein mentioned were recommend
ed by the Army medical board Of 1900 and have been en-
dorsed by the American Public Health Association and by
the First International Sanitary Convention of American
Republics They have also been justified by the experien-
and observations of the two working parties of the
yellow Fever Institute of this Bureau in Vera Cruz. Mex
co and by the commission Of the Pasteur Institute OF
Paris, France operating in Rio Janeiro, Brazil The
measures have been tested successfully large scale in
Havana Cuba and during the yellow fever epidemic at
Laredo, Tex, in 1903: .- -.t
The Infection OF yellow fever carried by MOSQUITOES,
and by other means is the infection spread
Persons take the disease by being bitten by mosquitoes
that have previously bitten yellow fever patient.
The mosquitoes to become infected must bite yellow fe
yer patient during the first three days Of his attack These
first three days. therefore, the most important time for
preventing the access of mosquitoes to fever patient
Ills often difficult to decide during the first three days
whether a patient has yellow fever hence the necessity in
threatened communities of placing MOSQUITO bar mne
diae around every patient who has fever of any kind
and for three days at least. s..q ri -,.
FACTS ABOUT SCREENING, .aa
The netting used should have mesheS fine enough to
prevent the passage omosaNoes lat least 1920 meshes
the pchl. 49, ....s go.
@ 1t important to screen the windows of the house It
is douby important to screen the beds of fever patients
3sMesquoes can bite through mosquito nets when any
part Of the PATIENTS body is in contact with the netting
l. Frequent examinations should be made to see that
there phases in the netting that no mosoui
toes have foundsa Judgment insides
s. The netting should be we'll tucked in to keep mosqui-
toes from entering
s. If mosquitoes are within the netting they should
be killed inside and not merely driven or shaken out
l. All of fever should be promptly reported to the
local health officer Awaiting his arrival they should be
covered with "a mosquito bar, $50 =
FACTS BEARING ON MOSQUITO DESTRUCTION
l. Mosquitoes igein the vicinity in which they breed
They do not often fly long distance. RI
.. Mosquitoes breed only in water-usuay in artificial
collections of FRESH water. III
3. The young mosquito, or wrigger, livessn water at
least seven to twelve days.
Although the wrigglers live in water they must come
frequently to the surface to breathe
5Coa oil on the surface of the water prevents the
wrigglers from breathing.
s. Destroy the breeding phases and you will destroy the
mosquitoes: ~
Empty the water from all tubs, buckets, cans, flower
pots, vases once every forty-eight hours.
Still or drain all POOLS ditches untitled pestholes
andthe like
g. Change regularly every day all water needed in
chicken coops, kennels, etc. z
TO- Treat with coal oil all standing water which cannot
be screened ordrained Il of oil will cover 10 square
feet of surface The oil does ect the water for use
If the water is drawn from below.
H. Where oil is applied to standing water it must bt
distributed evenly oyer the surface
T. Put fine wire netting csterns wells, and tanks
of water in everyday use.
Is Places in which it is undesirable to put oil such al
watering troughs for stock, lily ponds, etc., be KEEP
free from wriggers by putting in goldfish or mnnows