![]() | Emergency Vector Control after Natural Disaster (PAHO) |
![]() | ![]() | Part IV: Annexes |
Type of Application |
Pesticide and Application |
Remarks | |
Ants; General | |||
Residual indoors |
propoxur |
1.0% |
See control recommendation for cock roaches. |
Bed Bugs cimex sp. | |||
Rooms, beds or furniture (also chicken nests for
source) |
malathion |
1.0% |
Apply lightly to mat tress surfaces and more heavily to bed frame.
Allow to dry before using. Never apply to children's crib. |
Cockroaches | |||
Enclosed spaces as kitchens, pan- tries or storerooms |
1. Residual sprays in oil solutions or emulsion
concentrates | ||
a. propoxur |
1.0% |
Apply to hiding places and runways; use a spray and not a mist.
Pay attention to warm humid places. Do not treat where children are likely to
contact surfaces. | |
2. Powders in inert dusts |
. | ||
a. boric acid |
90-99% |
Pyrethrins have been used as a ULV at 3-5% in unoccupied
areas | |
3. Baits | |||
a. chlorpyrifos |
0.5 % | ||
Fleas | |||
1. Rooms |
1. Solutions in kerosene, fuel oil or in emulsion
concentrates |
Spray floor and base boards and walls to a height of 10
cm. | |
a. bendiocarb |
0.25% | ||
2. Powders in inert dusts |
Avoid inhalation and | ||
a. diazinon |
2.0% |
contamination of food. | |
3. DDT |
10.0% | ||
2. Animals |
1. Powders of inert dusts | ||
a. malathion |
4.0% |
Apply dust to domes tic animals with small duster. Do not apply
DDT, or lindane to cats or puppies. | |
Filth Flies, adults | |||
1. Enclosed spaces, e.g. houses and barns |
1. Space sprays or aerosols in oil solutions or emulsion
concentrates (Spray into air for 4 sec/10m³ when using aerosol
bombs): | ||
a. synergized pyrethrins |
0. 1% |
Space sprays have no long-lasting effects and must be applied
frequently. Avoid contamination of food or food processing equipment. Treat
garbage, refuse, manure and other fly breeding sites. | |
2. Residual contact sprays in oil solutions, emulsion concentrates
or wettable powders (Apply 1% solutions at 10-20 1/100m² and 5% solutions
at 2-41/1 00m² to give dosages of 1-2 g/m² ) |
. | ||
a. bromophos |
1-5% |
Can be used also in milk-rooms, restaurants and food
stores | |
(Apply at 4/100m² to give dosages of 0.4 or 0 8
g/m².) |
Same as above. | ||
g. dimethoate |
1 -2 % | ||
(Apply 8 1/100m² to give dosages of 0. 8 or 1. 6 g/m²
) |
Animals must be re moved. Not to be used in
milk-rooms. | ||
h. malathion |
5 % | ||
(Apply 2-4 1/100m² to give dosages of 1 or 2
g/m².) |
Only premium grade malathion can be used in milk-rooms and food
processing plants. | ||
i. naled |
1 % | ||
(Apply at 4-81/100m² to give dosages of O. 4-0. 8
g/m².) |
Not to be used in milk-rooms. At 0.25 % strength can be applied to
chicken roosts, nests, etc. without re moving the birds. | ||
3. Baits containing insecticides and sweetening agents as sugar,
malt or molasses. Dry baits contain 1-2% and wet baits 0.1-0.2% of
insecticide(Apply 60-120g/100m² of dry bait or sprinkle the liquid bait at
the rate of 4 1/100m2): | |||
a. diazinon |
Fly baits should not be used inside dwellings Care should be taken
that they are not placed where children or domestic animals can easily come into
contact with them. | ||
2. Outdoor space- treatment |
Emulsion or fuel oil formulations are applied at the following
dosages: (g/ha) | ||
a. diazinon |
336 |
The listed organophos phorus compounds used as emulsion or fuel
oil formulations are applied at rates of 24-48 1/km to obtain the required
dosage. Also, ULV applications from the ground, with bioresmethrin at 10g/ ha
have been found effective. | |
3. Aircraft |
Aerosols: Resmethrin, bioresmethrin or d- phenothrin 2% + 98%
Freon 11 + Freon 12 (1:1) as propellant. (Spray into air from aerosol canister
for 10 see/100m³) |
Approximate cabin volumes of aircraft are: Boeing 747: 2800m³
3: 3800m 3 Boeing 707: 800m³ DC-9: 345m ³ DC - 8: 800m
3 | |
Fly larvae | |||
1. Outdoors by spraying manure and refuse,
human-excrement |
Sprays applied as emulsions concentrate or wet- table powders.
(Thoroughly spray decaying vegetation, manure and refuse at 28-561/100m².
Pay particular attention to animal manure, privies and garbage. In addition to
the insecticides listed, ronnel, fenitrothion, fashion and trichlorfon can be
applied as finished sprays at concentrations from 0.25-2.5%) |
Applications must be made once or twice each week to maintain good
control. | |
a. diazinon |
1% | ||
Lice | |||
1. Head |
Lindane |
1.0% ointment or shampoo |
Keep out of eyes and mucous membranes. |
2. Body |
Lindane |
1% dust or shampoo |
Sterilize clothing and bed clothes by
laundering. |
3 Pubic |
Lindane |
1.0% ointment or shampoo |
Do not apply to eyelashes |
Benzyl benzoate emulsion 25% (Pediculosis of eyelashes may be
treated with 0.25% physostigmore ophthalmic ointment twice daily or a vaseline
ointment containing pyrethrins may be used.) |
Apply by spray or hand.. | ||
Mites: Chiggers, etc. | |||
Clothing |
1. Mosquito repellents toxic to mites: |
Keep out of eyes. Damages some plastics. | |
a. diethyltoluamide (DEET, OOF) | |||
Outdoor vegetation |
1. Residual as wdp or powders in inert dusts: |
Spray plants thoughly. Checklabel for dosage. Keep children away
until spray dries | |
a. chlorpyrifos | |||
Scabies | |||
Body |
1. Lindane 1.0% cream, lotion or shampoo. |
Keep away from eyes and mucous membranes. | |
2. Benzyl benzoate (25%). |
Do not apply to head. Do not overtreat. | ||
Mosquito adults | |||
1. Enclosed spaces in buildings, as barracks, rooms,
barns |
1. Aerosols: Pyrethrins 0.25% + piperonyl butoxide or sulfoxide
2%. (Spray into air from aerosol canister for 4 see/100m³.) | ||
2. Space sprays | |||
3. Residual fumigant: Dichlorvos dispensers, containing 20% of
toxicant are suspended in enclosed spaces at one dispenser per 14-28m³.
(Spray on interior walls and ceiling of building (1 1/25m²).) | |||
4. Residual contact sprays in oil solutions, emulsion concentrates
or wettable powders. | |||
a. DDT 5 % | |||
2. Aircraft |
Aerosols: Resmethrin, Bioresmethrin or D- phenothrin 2%. (Spray
into air from aerosol canister for 10 see/l 00m³) |
Approximate cabin volumes of some air craft are: Boeing 747:
2800m³ | |
3. Outdoors- exterior space treatment |
Applications from aircraft, mistblowers or thermal aerosol
machines as oil solutions or emulsion concentrates: |
These sprays usually furnish immediate but only temporary relief.
High volume thermal fogging may be preferable when vegetation is
dense. | |
a. malathion 100-500 g/ha | |||
Mosquito larvae | |||
1, Potable water receptacles around houses (Aedes aegypti
) |
Temephos only is currently used. In treating containers with
drinking water temephos 1 % sand granules are applied by a measured plastic
spoon at 1 mg/1 (e.g. 1 g of granules for 10 liters of the volume of
container-whether full of water or not). | ||
2. Streams, lakes, swamps, pools, ruts and non- potable water
containing receptacles around houses |
Applications from aircraft or ground equipment as emulsions,
wettable powders, solutions or granules: | ||
a. chlorphoxim 100 g/ha |
Do not use insecticides on water intended for drinking by humans
or animals. Use all materials with care to avoid hazards to fish and wildlife.
Granular formulations are more suitable for penetrating heavy vegetative cover
than solution or ernulsion concentrates. Higher doses are necessary in highly
polluted water and by residual and prehatch treatment . | ||
Scorpions and centipedes | |||
Rooms |
Residual sprays as EC, wdp or powders in inert dusts. | ||
a. diazinon |
0.5% |
Make spot applications such as baseboards, windows, wall cracks,
openings around water pipes, underneath sinks, corners. Also can treat ground
and outbuildings. | |
Spiders Black widow, Brown, etc. | |||
Residual indoors, outbuildings, and around houses, stores,
etc. |
1. Residual sprays as EC or wdp. | ||
a. bendiocarb |
0.25% |
Do not use as space spray. Treat as for scorpions and centipedes.
Watch out for falling spiders as they sometimes bite. | |
Ticks (most species) | |||
1. Animals |
1. Washes, sprays or dips as emulsions | ||
a. malathion |
0.5% |
Use indicated concentrations for washes or sprays but reduce to
half for dips. | |
2. Buildings |
1. Residuals in oil solutions or E.C.: | ||
a. propoxur |
1.0% |
Treat floors and wall cracks, between and under cushions of up
holstered furniture. Keep away from children and pets until
dry. | |
3. Outdoors vegetation |
1. Residual sprays in E.C., wdp or inert dusts: | ||
a. tetrachlorvinphos |
Control where needed. Follow instructions on
label. | ||
Triatominae | |||
House and furniture |
1. Residual wdp and E.C.: | ||
a. HCH |
1.0% |
Treat ceiling and walls of houses and furniture when
necessary. | |
*not for R. prolixus | |||
Repellents for flies, mosquitoes, gnats, mites, black-flies,
sandflies, fleas, and ticks | |||
Exposed surfaces of body and clothes |
1. Diethyltoluamide (OFF, DEET) (Application on skin. Shake ½
teaspoonful into palm of hand; rub hands together and then apply in thin layer
to face, neck, ears, hands and wrists. Do not get into eyes and mouth. On
clothes, spray or apply by hands. Effective for a number of days. Best
all-around repellent.) |
Nontoxic. Avoid eyes and mucous membranes. | |
2. Dimethylphthalate (Particularly effective against Anopheles and
larval mites (chiggers). Use same as above (1).) |
Same as above. | ||
3. Indalone (Same as (1) above. Best use against biting
flies.) |
Same as above. | ||
4. 2-ethyl hexanediol1,3 (repellent 612) (Same as (1)
above. Particularly effective against Aedes.) |
Same as above. | ||
Rodents Domestic rats and mice | |||
Baits |
brodifacoum |
0.005% bait |
Single dose anticoagulant. Effective against warfarin-resistant
Norway rats. Formulated as grain-based pellets. |
Diphacinone |
0.005% bait |
Anticoagulants. Various brands are formulated as ready to use
baits, paraffinized blocks and pellets, concentrates, and as tracking powders.
Also available as liquid baits. Use both liquid and dry baits where possible.
Expose liquid bait in glass or plastic bait chicken watering
devices. | |
Coumafuryl |
0.025% bait | ||
pivaldlone |
0.025% bait | ||
warfarin |
1.0% | ||
warfarin |
0.025% bait | ||
chlorophacinone |
0.025% bait | ||
zinc phosphide |
1-2% bait |
Single dose poison. | |
Mix toxicant with | |||
fresh bait materials | |||
(corn meal, fish, meat, | |||
fruit). Do not use food | |||
attractive to children. |
¹Common or genetic names begin with a small letter; trade or other names are in parentheses. No discrimination against similar products is intended.
*Information from WHO publications, Pocket Guide to Pest Management (US Navy) and Tropical Medicine 5th Edition (Hunter, Swartzwelder and Clyde). Mention of specific companies or manufacturers' products does not imply that they are recommended by the Pan American Health Organization.