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Special care and equipment can be used to detect sub-nests in a building incuding a moisture metre, microwave and infrared cameras - however each have their own limitations.
There are lots of varieties of termite control chemicals registered by the relevant State and/or Federal Government Authority for use in termite control as a soil treatment compound.
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WARNING: Several outdated products are solvent based termite control pesticides which may cause health problems to asthmatics during the drying process.
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Termidor and Premise do NOT have an obnoxious odour or emit airborne residues or fumes. Both are registered as a minimal hazard insecticide using a CAUTION notation on the registered tag.
Fipronil, the active ingredient in Termidor, has been used in the USA, Australia and other countries, for flea and tick control on millions of cats and dogs. Termidor and Premise represent modern technology.
Some alternative termiticides possess a strong repellency action to discourage foraging termites. Whereas Termidor and Premise are non-repellant to the termites.
Termites can enter the treated soil zone without detecting the Termidor or Premise chemical.
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The repellant nature of other goods mean the termites can discover the compound and will proceed along the treated soil areas, actively seeking a gap to gain entry into the building.
Premise has been used as soil treatment barrier against termites for more than eight years in the USA with excellent results for long term pest control control. We are not aware of any significant problems during this age.
Premise will behave to kill termites, in the higher concentration treated soil areas abutting the building. With Premise, termites which forage in the lower concentrated treated land regions, will become disorientated, stop feeding, and are diseased by natural fungi and micro-organisms in the soil.
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The two Bayer Premise and BASF Termidor assert their goods will transfer from one influenced termite to another... the technology aimed at eradicating the queen termite and the entire colony - refer to this animated illustration below:
Termites tunneling in the Premise treated soil area abutting the building (of high concentration - near the point of application) are killed outright.
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Termites tunneling in the outer parts of a Premise treated soil area (of low concentration) will not detect the Premise which adheres to their bodies and has a delayed lethal effect of many days - enough time to be transferred back to the central colony nest.
Following 250 million years of living underground, subterranean termites have evolved with a very thin waxy skin (called an exoskeleton) that easily absorbs moisture.
Premise adheres to the termite exoskeleton and is easily adsorbed via the exoskeleton and into the termite's body to trap and destroy the affected termite within a few days.
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The termites spread the Premise to other termites during regular physical contact, particularly when working more info here together in close proximity, grooming and feeding the rest of the colony, a regular function of their everyday life.
Termites carry away or cannibalize other dead termites, further spreading the deadly effect of the Premise chemical throughout the colony.
The Sentricon termite monitoring and baiting system was developed by Dow AgroSciences, USA. The Sentricon bait is an insect growth regulator, which is designed to be spread throughout the colony from the worker termites.
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An insect growth regulator affects termites by stopping the moulting process required for the termites to grow. Since the employee termites die off, the termite colony declines to the point at which it can no longer sustain itself, finally leading to it's collapse and elimination.
The Exterra termite monitoring visit this website and baiting system is owned by Ensystex, USA. The Exterra termite bait is also an insect growth regulator.
The two Sentricon and Exterra systems have their own plastic bait stations which has to be used with their product. These bait stations can be her explanation placed in the ground and checked regularly.
Termite colony elimination in favourable circumstances might take several months to a few months. Nonetheless, in some instances, termite colony elimination is unsuccessful or might take years, depending on the circumstances. Where a significant number of termites find and connsume the lure, then colony elimination is virtually assured within a few months.
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Both the Sentricon and Exterra termite baits are designed to be slow acting, non-repellant and consequently distribute to other termites in the colony before the colony can detect where the mortal outcome is coming from.
Termites have acute survival instincts. The location of a poisonous food source if detected, will be abandoned. Too much disturbance of the foraging termites (employees and soldiers) in a specific location, will alert the termite colony to abandon the area. The termites seem to be gone, but might in fact be entering the building in different regions.