Unverified85% confidenceDecision RuleTime unknown
捕虫网网眼孔径应≤1mm（约300目），过大会漏掉小型昆虫如蚜虫、跳虫；水生标本捞网建议选双层结构，外层粗网挡杂物内层细网留标本
1
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85%
Confidence
Long-term
Relevance
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Unverified网眼孔径需≤1.2mm才能有效阻挡蚊子和小型蠓虫(小咬)，普通蚊帐网(约1.5-2mm)挡蚊有效但挡不住蠓虫和黑蝇80% similarUnverified沙蝇/库蠓高发区(如海边、湿地)不要只买普通网眼款，其体型可穿透1.5mm以上网孔，应选超细网孔(<1mm)或驱蚊浸渍款79% similarUnverified户外养殖场/厕所环境优先选网眼孔径≤2mm的密网捕蝇笼，孔径过大苍蝇可从缝隙逃逸，且无法拦截小型果蝇78% similarUnverified网眼密度选择600D以上加密网纱可有效阻挡蚊虫，普通150D网纱只防大型飞虫无法阻挡蠓虫和跳蚤，南方潮湿地区应认准细网眼78% similar
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