新疆玛纳斯河æµ

2 1 baetidae baetis sp 1 cm

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Unformatted text preview: 水生昆虫作为一 种灵敏的生物指标, 广泛地应用于水质评价与监测之中 , 这也是昆虫学在实际应用中的新 领域。而我国已鉴定的为数不多的水生和半水生昆虫标本与其丰富的物种资源相比极不 相称 , 尤其是对幼虫的分类研究较少。 蜉游目是一类原始而古老的昆虫。蜉蝣一生中的大部分时间是生活在水中的 , 其分 布受温度、 底质、 水质和水流的速度等的影响很大。 我们对新疆玛纳斯河部分流域中的蜉蝣目昆虫进行了调查并采集, 获得了该区水生 蜉蝣目昆虫幼虫的种类组成、 种群密度及分布等方面的资料。这些资料有助于我们更好 地了解我区的蜉蝣目昆虫情...
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