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Physical Barrier
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Cover the water surface and gaps in the filter chamber completely with fine nylon mesh (60 mesh).
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Install stainless steel screen under the cover plate and seal the edges with weatherstripping.
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Biological Control
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Add a few small fish (such as mosquitofish or medaka) to feed on mosquito larvae.
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Plant mosquito‑repelling plants like mint or lemongrass around the area.
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Environmental Improvement
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Adjust water flow to avoid stagnant areas.
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Keep the filter chamber shaded and clean, and regularly remove floating debris.
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Safe Treatments
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Use natural products such as Bacillus thuringiensis(Bt) or eucalyptus oil; avoid chemical pesticides.
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Key Point: Prevention focuses on eliminating breeding conditions. Prioritize physical and biological methods—they are safe and effective.
