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Termite species are best identified by their soldier termites, which has the most prominent features.
These termites are widely distributed throughout Victoria, and are responsible for more than 80 per cent of termite damage to buildings.
Coptotermes soldiers have brown, saber-like jaws. They measure 3.56.5 millimeters in length. When upset, these soldiers eject a white, rubbery glue-like substance from their pear-shaped heads.
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Coptotermes build nests in trees (preferring eucalypts), stumps, under concrete flooring, in wall cavities or enclosed verandahs.
These termites travel at least 50 metres from the colony via a series of underground tunnels to find food. Coptotermes acinaciformis send large numbers to new food sources and, therefore, respond strongly to lure. In contrast, Coptotermes frenchi research broadly for new food resources and feed gently at numerous points.
Nasutitermes exitiosus is common north of the Great Dividing Range. They construct dark, thin-walled mound nests between 30 cm and 75 cm above ground. These mounds are up to 1m in diameter.
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This is Victorias largest species of termite, sometimes called dampwood termite. They are usually found nesting in massive parts of wood (especially older trees) and are most common in moist, mountainous locations. They may, however, also be found in the dry foothills of Melbourne.
Porotermes tend to live in smaller colonies than other species, and do not construct shelter tubes or travel much underground. They're more readily controlled than other species.
A mature colony of Schedorhinotermes will possess two distinct sizes of soldiers, referred to as major and minor soldiers. Major soldiers grow around 5.6 mm long, while minor soldiers are only 3.6 mm long. The two kinds of soldier have mandibles.
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Schedorhinotermes are destructive and relatively nomadic, rather than maintaining a fixed, central nest.
Heterotermes are widely distributed throughout Australia. But they are only a significant pest species in the Northern Territory.
The soldiers of this species are up to 4.75 mm long, with lengthy, dark jaws and parallel-sided heads.
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Heterotermes reside in small colonies that attack fence posts, timber flooring, and paling fences within a small radius of the nest. They are commonly found because they feed on small timbers on the soil surface.
Dusts work to control termites because they ingest and distribute the insecticide among the colony during habitual grooming.
Insect growth-regulator dusts (like Triflumuron) and non-repellent termiticides are the most powerful means of termite dust control for the human consumer.
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Arsenic trioxide dust has been used since the 1930s to control termites, often with the addition of ferric oxide or another colourant. But, arsenic trioxide is a poisonous, highly poisonous elemental pesticide that does not degrade.
Baiting is most often the ideal way to kill an attacking colony when the main nest site cannot be found. Bait stations also allow you to collect samples of termites for species identification.
Bait stations consist of containers of cellulose materials such as wood, paper or cellulose gel that are either buried in the ground near the building under assault or carefully placed inside near known damage.
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Bait generally utilize slow-acting, non-detectable toxins visit this website so that the nearly whole colony can be poisoned before adverse effects arise. Repellent termiticide formulations like those of all pyrethroids are not as colony control agents. Care must be taken not to cross contaminate baits with even tiny residues of other pesticides.
Baiting does not supply a practical barrier. The baits do not isolate the building since termites are still able to get the structure. For long-term structural protection, barriers are preferred.
Chemical barriers work by applying an unbroken boundary of pesticide around the outside of an infested arrangement. This creates a zone or band of toxic soil the termites cannot cross. Creating an effective chemical barrier could involve trenching around the foundations of this structure, and injecting the chemical into the soil through holes drilled in concrete foundations. .
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Termites work through the treated soil unaware they are picking up a toxic compound. This greatly lessens the termite population and may destroy the colony.
Repellent compounds, for example Bifenthrin, are commonly used as obstacles. Non-repellent termiticides, such as Imidacloprid and Fipronil, can be resilient where coverage is uncertain (as an instance, where the compound is injected through concrete).
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Soil may also be treated with a chemical barrier before building construction. Bifenthrin is commonly employed for this purpose; Imidacloprid is often used for the vulnerable perimeter of a new arrangement.
This method isolates the termite colony from a building by creating an entire barrier around or beneath a buildings foundations that termites cannot cross.