《应用昆虫学报》 关键词灰飞虱， 低温胁迫， 耐寒力， 发育， 繁殖， 翅型 [gap=1399]wordsLaodelphax striatellus, cold shock, cold hardiness, development, fecundity, wing form
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一些昆虫种类，如蚜虫，出现无翅个体，被称为无翅型。
In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.
结果表明：兰州地区豌豆蚜性雌蚜均为无翅型，而雄蚜均为有翅型。
The results showed that the ovipara of pea aphid in Lanzhou area were wingless, while males were winged.
分蘖期水稻饲养的褐飞虱短翅型比例明显高于孕穗期水稻饲养的褐飞虱。
BPH feeding on rice plants at various stages have dfferent brachypterous ratios, tillering plants cause more brachypterous females than booting rice plants.
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