种

The dominant species of pests is differential in the various seasons: Macrosiphum avenae and Rhophalsiphum padi is dominant species in spring, Delphacidae and Laphygma exigua is dominant species in summer, Helticus minutus and Acrididae is dominant species in autumn.

在害虫中，不同季节优势种不一样，春季的优势种是麦长管蚜和缢管蚜，夏季的优势种是灰飞虱和甜菜夜蛾，秋季的优势种是黑跳盲蝽和土蝗。

Clade Ⅰ consists of the species of Pyrgomorphidae and Chrotogonidae, Clade Ⅱ consists of the species of Pneumoridae, Clade Ⅲ consist of species of Pamphagidae and Clade Ⅳ contains species of Catantopidae, Oedipodidae, Arcypteridae, Gomphoceridae and Acrididae.

三、在对斑翅蝗科系统发育的研究中，我们共测定了斑翅蝗科4亚科15种蝗虫的16S rDNA序列片段，并从GenBank中下载了斑翅蝗科6种、其它蝗科9种的16S rDNA相应序列片段，然后对这共计30种蝗总科昆虫的16S rDNA序列片段进行了同

Recorded 51 molluscal species in the intertidal zone along Qingdao coast , which belong to 3 classes 27 families. Among them thereare 2 species of Amphineura, 25 species of Gestropoda, 24 species of Lamellibranchia.

对青岛沿海潮间带的贝类资源进行了初步的调查和分析，共得标本51种，隶属于3纲、27科，其中，双神经纲2种，腹足纲25种，瓣鳃纲24种

The investigation results showed that there were 26 species of the waterfowl of Anatidae, belonging to 7 orders, of which 1 species belong to gradeⅠ key state-protected species and 3 species (Cygnus columbianus, Anser albifrons and Branta ruficollis) belong to gradeⅡ key state-protected species.

结果表明：共调查记录到雁鸭类7属26种，其中国家重点保护动物4种，包括国家Ⅰ级重点保护动物1种［中华秋沙鸭］和国家Ⅱ级重点保护动物3种［小天鹅(Cygnus columbia-nus)、白额雁和红胸黑雁］。

Androdioecious Describing species in which there are two forms, one bearing only male flowers, the other bearing only hermaphrodite flowers (or occasionally bearing male and female flowers, i.e. MONOECIOUS).

雄花两性花异株的：同一种植物具有两种现象，一种只具有雄性花，另一种只具有两性花（有时也同时具有雌花和雄花，例如雌雄同株的）。

There are 64 families, 114 genera and 198 species, including 7 families, 8 genera and 19 species of peridophyte, 2 families, 2 genera and 2 species of gymnosperme, 55 families, 104 genera and 177 species of angiospermae.

结果表明：古田山自然保护区常绿阔叶林植物种类十分丰富，计有维管束植物64科114属198种，其中蕨类植物7科8属19种，裸子植物2科2属2种，被子植物55科104属177种。

According to the investigation on the wild flower in Qimuzhang Nature Reserve,Gongdong province,a total of 47 families,66 genera and 80 species of wild flower,including 10 families,11 genera and 13 species of Pteridophytes;2 families,3 genera and 3 species of the Gymnospermae;35 families,52 genera and 64 species of Angiospermae were identified.

对广东七目嶂省级自然保护区珍稀野生花卉资源调查结果表明，区内有47科66属80种，其中蕨类植物10科11属13种；裸子植物2科3属3种，被子植物35科52属64种，并对其基本组成、多样性等进行分析。

The order Odonata could be further subdivided into three suborders: around 2,500 species of Anisoptera, 2,500 species of Zygoptera and only 2 species of Anisozygoptera diverse damselflies

地球上现存的蜻蛉共约5，000种，分属於3亚目，其中俗称蜻蜓的不均翅亚目约有2，500种，俗称豆娘的均翅亚目约有2，500种，而称为蟌蜓的间翅亚目仅有2种

Macro-invertebrate from Annelida, Mollusca and Arthropoda were found in six sections from Baihe to Zhejiang road in the Suzhou River, among which four species were from Oligochaeta, two species from Hirudinea, five species from Gastropoda, two species from Bivalvia and several species from Insecta.

苏州河白鹤至浙江路段6个採样断面大型底棲动物隶属於环节动物门、软体动物门及节肢动物门。其中寡毛纲4种、蛭纲2种、腹足纲5种、双壳纲2种及昆虫纲摇蚊科幼虫与潜蝇蛹。

The result showed that the critical low temperature of annonaceae was 1 ℃,affected by the duration of low temperature.

结果表明：2个品种番荔枝忍受低温的临界温度为1℃；低温持续时间对临界低温有影响，细鳞种番荔枝于3℃处理18 h的相对电渗率与1℃处理6 h的相近；细鳞种番荔枝束缚水和自由水的比值、可溶性蛋白质和可溶性糖含量均高于粗鳞种番荔枝，其耐寒性略强于粗鳞种番荔枝。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。