鸟体恙螨一新属新种 ( 真螨目: 恙螨科 )NEW GENUS AND SPECIES OF BIRD CHIGGER MITES ( ACARIFORMES: TROMBICULIDAE )以上结果为恙螨的媒介意义提供了具有分子水平的直接证据,对HFRS的流行病学和预防具有重要的理论意义和实用价值.The above results indicated that chigger mite is atransmitting vector...
They'd mined the hillside for the ores.他们曾在这个小山坡上开采矿石.After enduring the hardship of the arduous fieldwork , the prospecting team discovered many new ores.地质勘探队员餐风饮露,历尽辛苦, 找到了不少新的矿藏.This is not always true - as with...