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RIFA / FIRE ANT - FIELD GUIDE
The two most important species are =
- southern imported fire ant
- red imported fire ant
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RIFA / FIRE ANT - FIELD GUIDE
periodically found in other areas of the United States, usually associated with
nursery stock
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RIFA / FIRE ANT - FIELD GUIDE
monomorphic? dimorphic? polymorphic?
polymorphic
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RIFA / FIRE ANT - FIELD GUIDE
size = small? medium? large? # to # inch
small to medium, 1/16 to 1/4 inch
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RIFA / FIRE ANT - FIELD GUIDE
color = head and thorax =
color = abdomen = black =
- head and thorax = yellowish red
- abdomen = black
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RIFA / FIRE ANT - FIELD GUIDE
antenna # segmented, with # segmented club
antenna 10 segmented, with 2 segmented club
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thorax spines yes? no?
no = thorax lacks spines
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profile shape =
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pedicel # segmented
pedicel 2 segmented
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stinger is _
extruded
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RIFA / FIRE ANT - FIELD GUIDE
The mandible of southern fire ant/S. xyloni has _ on its inner/biting surface
3 distinct teeth
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RIFA / FIRE ANT - FIELD GUIDE
The mandible of southern fire ant/S. xyloni has 3 distinct teeth on its _
inner/biting surface
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RIFA / FIRE ANT - FIELD GUIDE
The mandible of RIFA/S. invicta has _ on its inner/biting surface
4 distinct teeth
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RIFA / FIRE ANT - FIELD GUIDE
The petiole of _ has a ventral tooth near the node’s attachment to the thorax whereas, _ lacks such a tooth
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RIFA / FIRE ANT - FIELD GUIDE
the clypeus of _ has 3 small but distinct teeth or projections whereas, the clypeus of _ has only 2 such teeth.
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RIFA / FIRE ANT - FIELD GUIDE
RIFA mounds are _,being up to 18 inches high, 24 inches in diameter,
each with several tunnels just under the soil surface extending out several feet
rounded
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RIFA / FIRE ANT - FIELD GUIDE
RIFA mounds are rounded, being up to # inches high, 24 inches in diameter,
each with several tunnels just under the soil surface extending out several feet
18 inches high
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RIFA / FIRE ANT - FIELD GUIDE
RIFA mounds are rounded, being up to 18 inches high, # inches in diameter,
each with several tunnels just under the soil surface extending out several feet
24 inches in diameter
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RIFA / FIRE ANT - FIELD GUIDE
RIFA mounds are rounded, being up to 18 inches high, 24 inches in diameter,
each with several _ just under the soil surface extending out several feet
tunnels
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RIFA / FIRE ANT - FIELD GUIDE
RIFA mounds are rounded, being up to 18 inches high, 24 inches in diameter,
each with several tunnels just under the _ extending out several feet
soil surface
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RIFA / FIRE ANT - FIELD GUIDE
RIFA mounds are rounded, being up to 18 inches high, 24 inches in diameter,
each with several tunnels just under the soil surface extending out _
several feet
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RIFA / FIRE ANT - FIELD GUIDE
Southern fire ant mounds are _ , covering 2-4 sq ft.
flattened and irregular
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RIFA / FIRE ANT - FIELD GUIDE
Southern fire ant mounds are flattened and irregular, covering #-# sq ft.
covering 2-4 sq ft
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RIFA / FIRE ANT - FIELD GUIDE
RIFA swarms occur _
betwen spring and fall
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT swarms occur month? through October in the afternoon to early evening of warm days
May
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT swarms occur May through month? in the afternoon to early evening of warm days
October
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT swarms occur May through October in the _ to early evening of warm days
afternoon
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT swarms occur May through October in the afternoon to early _ of warm days
evening
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RIFA / FIRE ANT - FIELD GUIDE
Fire ants are typically _ nesting ants.
warm days
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT will sometimes nest in the _ of buildings, especially in areas near the soil or warmth such as fireplace hearths.
wood or masonry
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT will sometimes nest in the wood or masonry of buildings, especially in areas near the _ such as fireplace hearths.
soil or warmth
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT will sometimes nest in the wood or masonry of buildings, especially in areas near the soil or warmth such as _.
fireplace hearths
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT When the southern fire ant nests outside near a _ , it is usually in the vicinity of the kitchen
house
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT When the southern fire ant nests outside near a house , it is usually in the _
vicinity of kitchen
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT Outside nests are usually situated _, or in the soil at the base of a tree or shrub, or in clumps of grass.
under stones or other covering objects
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT Outside nests are usually situated under stones or other covering objects, or in the soil at the _, or in clumps of grass.
at the base of a tree or shrub
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RIFA / FIRE ANT - FIELD GUIDE
SOUTHERN FIRE ANT Outside nests are usually situated under stones or other covering objects, or in the soil at the base of a tree or shrub, or in _.
clumps of grass
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RIFA red imported fire ant typically nests _
outside
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RIFA will sometimes nest in areas of _ within buildings such as bath traps
exposed soil
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RIFA / FIRE ANT - FIELD GUIDE
RIFA will sometimes nest in areas of exposed soil within buildings such as _
bath traps
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RIFA / FIRE ANT - FIELD GUIDE
RIFA have the habit of building outside nests adjacent to _
adjacent walls
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RIFA / FIRE ANT - FIELD GUIDE
RIFA are commonly introduced into new areas via _ shrubs and trees.
potted or balled
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RIFA / FIRE ANT - FIELD GUIDE
RIFA When exposed to _, the displaced colony will form a ball and raft the flood waters until it encounters dry land
flooding
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RIFA / FIRE ANT - FIELD GUIDE
RIFA When exposed to flooding, the displaced colony will _ , and raft the flood waters until it encounters dry land
form a ball
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RIFA / FIRE ANT - FIELD GUIDE
RIFA When exposed to flooding, the displaced colony will form a ball, and _ until it encounters dry land
raft the flood waters
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RIFA / FIRE ANT - FIELD GUIDE
RIFA When exposed to flooding, the displaced colony will form a ball, and raft the flood waters until it _
encounters dry land
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RIFA / FIRE ANT - FIELD GUIDE
RIFA that has found dry land will be hungry and with a defensive attitude (they inject higher doses of venom),
due to a lack of protection by their nest.
hungry
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RIFA / FIRE ANT - FIELD GUIDE
RIFA that has found dry land will be hungry and with a defensive attitude (_),
due to a lack of protection by their nest.
they inject higher doses of venom
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RIFA / FIRE ANT - FIELD GUIDE
RIFA that has found dry land will be hungry and with a defensive attitude (they inject higher doses of venom),
due to _
a lack of protection by their nest.
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RIFA / FIRE ANT - FIELD GUIDE
RIFA Attacks on health-care or facilities typically occur in the _ ,following a heavy rain and/or flooding
morning
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RIFA / FIRE ANT - FIELD GUIDE
RIFA Attacks on health-care or facilities typically occur in the morning, following a _
heavy rain/flooding
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RIFA / FIRE ANT - FIELD GUIDE
RIFA following a heavy rain and/or flooding, displaced ants usually gain entry to structure through _
HVAC and AC
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RIFA / FIRE ANT - FIELD GUIDE
RIFA about 1%-2% of US population is at risk of _ when stung.
anaphylactic shock
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RIFA / FIRE ANT - FIELD GUIDE
Fire ants are attracted to electrical junction boxes of _
traffic signals, air conditioners, etc.
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RIFA / FIRE ANT - FIELD GUIDE
When they _ the electrical contact points, they cause the equipment to malfunction
mass around
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RIFA / FIRE ANT - FIELD GUIDE
Fire ants are attracted to electrical contact points due to one or more ants getting an _ by completing the circuit
electrical shock
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RIFA / FIRE ANT - FIELD GUIDE
Fire ants are attracted to electrical contact points due to one or more ants getting an electrical shock by _
completing the circuit
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When fire ants experience an electrical shock, it stimulates the release of the _ , which attracts more ants.
defensive/under attack pheromone
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RIFA / FIRE ANT - FIELD GUIDE
prefer food with _ but will feed on almost anything, plant or animal
a high protein content
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RIFA / FIRE ANT - FIELD GUIDE
prefer food with _ but will feed on almost anything, plant or animal
high protein content
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RIFA / FIRE ANT - FIELD GUIDE
_ has been known to remove insulation from phone and electrical wires, and to gnaw on clothing, especially if soiled
southern fire ant
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RIFA / FIRE ANT - FIELD GUIDE
southern fire ant has been known to remove insulation from _ , and to gnaw on clothing, especially if soiled
remove insulation from phone and electrical wires
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RIFA / FIRE ANT - FIELD GUIDE
southern fire ant has been known to remove insulation from phone and electrical wires, and to _ , especially if soiled
gnaw on clothing
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RIFA / FIRE ANT - FIELD GUIDE
southern fire ant has been known to remove insulation from phone and electrical wires, and to gnaw on clothing, especially if _
soiled
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RIFA / FIRE ANT - FIELD GUIDE
Red imported fire ants are particularly destructive to _
vegetation
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RIFA / FIRE ANT - FIELD GUIDE
Workers forage in _
established trails
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RIFA / FIRE ANT - FIELD GUIDE
Fire ant control is _. Elimination from a single property is possible for up to a season,
but scheduled inspections and retreatment will be required because of periodic reinvasion.
difficult
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RIFA / FIRE ANT - FIELD GUIDE
Elimination from a single property is possible for up to a _ , but scheduled inspections and
retreatment will be required because of periodic reinvasion.
seasons
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RIFA / FIRE ANT - FIELD GUIDE
Elimination from a single property is possible for up to a season, but scheduled _ will be required because of periodic reinvasion.
inspections and retreatment
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RIFA / FIRE ANT - FIELD GUIDE
Elimination from a single property is possible for up to a season, but scheduled inspections and retreatment will be required because of _
periodic reinvasion
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RIFA / FIRE ANT - FIELD GUIDE
There are presently about # control choices.
5
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RIFA / FIRE ANT - FIELD GUIDE
when using baits, _ , they should be applied when the ground is dry and no rain is expected for 24 hours
with one exception
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RIFA / FIRE ANT - FIELD GUIDE
when using baits, with one exception, they should be applied when _ and no rain is expected for 24 hours
the ground is dry
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RIFA / FIRE ANT - FIELD GUIDE
when using baits, with one exception, they should be applied when the ground is dry and _
no rain is expected for 24 hours
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RIFA / FIRE ANT - FIELD GUIDE
baits should not be applied _ when ants are not actively foraging; late afternoon is usually best.
in the heat of the day
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RIFA / FIRE ANT - FIELD GUIDE
baits should not be applied in the heat of the day when _ ; late afternoon is usually best.
when ants are not actively foraging
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RIFA / FIRE ANT - FIELD GUIDE
baits should not be applied in the heat of the day when ants are not actively foraging; _ is usually best.
late afternoon
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #1
individual mound injection - a thorough inspection to locate each mound and then treating with a
_ hooked up to a _
- termite rodding tool
- termite or similar rig
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #1
individual mound injection - is a _ for the mounds treated,
but the many small mounds will be missed. This means multiple treatments over the season.
quick kill
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #1
individual mound injection - is a quick kill for the mounds treated,
but _ .This means multiple treatments over the season.
the many small mounds will be missed
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #1
individual mound injection - is a quick kill for the mounds treated,
but the many small mounds will be missed. This means _
multiple treatments over the season
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #2
Broadcast application with the _ method
2 step
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #2
Broadcast 2 step method - 1) consists of a broadcast application with _ , then waiting 5-10 days for it to be distributed within the colony
slow acting bait
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #2
Broadcast 2 step method - 1) consists of a broadcast application with slow-acting bait, then waiting #-# days for it to be distributed within the colony
5-10
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #2
Broadcast 2 step method - 1) consists of a broadcast application with slow-acting bait, then waiting 5-10 days for it to be distributed _
within the colony
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #2
Broadcast 2 step method =
1)
2)
- 1) broadcast with slow acting bait
- 2) treat individual mounds with fast acting liquid/dust/granules
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #2
Broadcast 2 step method - 2) individual mounds are treated with _ . _ are required each year.
- a fast-acting liquid, dust, or granules (must be watered in)
- One or two applications
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #2
Broadcast 2 step method - 2) individual mounds are treated with _ . _ are required each year.
- a fast-acting liquid, dust, or granules (must be watered in)
- One or two applications
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #3
Broadcast treatments with _
several applications per year
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #3
broadcast bait application that contain both _ and _ .
IGR and fast acting insecticide
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #4
Broadcast application with _ . One of the newer baits on the market will give control in about 2-3 days.
A second application may be required in 3-4 months. Best used when the ants must be eliminated in a hurry around sensitive accounts.
the quickest kill
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #4
Broadcast application with the quickest kill. One of the newer baits on the market will give control in about 2-3 days.
A second application may be required in # months.
3-4 months
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #4
Broadcast application with the quickest kill. One of the newer baits will give control in about # days.
2-3 days
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #4
Broadcast application with the quickest kill. Best used when a _ .
when ants must be eliminated quickly around sensitive accounts
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #5
Broadcast application with _ .
one treatment per year
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #5
One bait on the market usually requires only _ , but must be watered in to achieve control in 2-3 days
one application per year
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #5
One bait on the market usually requires only one appplication per year, but must be _ to achieve control in 2-3 days
watered in
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #5
One bait on the market usually requires only one appplication per year, but must be watered in to achieve control in # days
2-3 days
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #5
It can be applied _ . This tends to cost more, but requires fewer applications.
just before or after a rain
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #5
It can be applied just before or after a rain. This _ , but requires fewer applications.
tends to cost more
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RIFA / FIRE ANT - FIELD GUIDE
Control choice #5
It can be applied just before or after a rain. This tends to cost more, but _ .
requires fewer applications
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