而优势物种和功能群组成对土壤全氮的影响作用相对较弱。
Contrast to soil available nitrogen, soil total nitrogen was not influenced by the environmental factors.
孔石莼是一种资源量较大的大型绿藻,在我国主要海区均是优势物种。
Ulva pertusa, a kind of marine macroalgae, is a preponderant algae in Chinese sea area.
此例中的橡树因而被称为优势物种,但也有许多其他种类的植物,像灌木、小树、苔藓、地衣和藻类。
The oak tree in this example is therefore called the dominant species but there are also many other types of plants, such as bushes, small trees, mosses, lichens and algae.
定置式陷阱采集之结果显示各样区各季之昆虫采集结果呈现明显的差异,多数样区以热带大头蚁为主要优势物种。
The results of installed traps suggested that the composition of insects differed among different seasons and plots. The ant speciesPheidole megacephalais the dominant one in many sampling plots.
由于所有的本能行为都有进化优势,否则就不会被留传下来了达百万年之久,很可能吃些脏东西也能帮助我们作为一个物种生存下来。
Since all instinctive behaviors have an evolutionary advantage or they would not have been retained for millions of years, chances are that this one too has helped us survive as a species.
像斯密改善产品设计论一样,这些进化已经不再使单个的老鹰具有相对优势,但它们的最终结果却使得老鹰作为一个物种而变得更有生命力。
Like Smith's product design improvements, these mutations no longer confer relative advantage to individual hawks, but their ultimate effect was to make hawks more effective as a species.
人类比大多数物种幸运,他具备超前思考,未雨绸缪的优势。
But humankind is luckier than most species. It has the advantage of being able to think ahead, and to prepare for the changes to come.
而鲍曼表示,a .tesselata是很幸运的:这种生物是两种有亲缘关系的物种的杂交后代,所以它有杂交优势。
According to Baumann, A. tesselata is lucky: it appears to be descended from a union of two related species, giving it a hybrid vigor.
看来它们已经在生态系统中细化,每个物种都能用自己的方式利用优势。
It appears they had divided up the ecosystem, each species taking advantage of it in its own way.
其它四次大灭绝对生物进化产生了巨大的影响,动物因此逐渐处于优势地位,但是,奥陶纪末期大灭绝发生前后,处于支配地位的动物物种没有发生变化。
Although the four other Big Five extinction events led to huge changes in which animals rose to prominence, the same animals that dominated before the end-Ordovician dominated afterward.
尽管第一个长出木本的植物体积很小,但接下来的其他植物种群便能够因此迅速从木本结构优势种获利,仅仅几百万年的时间,其中一些具有木本的植物便进化得像现在的树一样了。
Although the first plants sporting wood were small, subsequent species quickly took advantage of wood's structural strength: in just a few million years, some had attained treelike stature.
要知道,横斑猫头鹰可吃的食物种类比斑点猫头鹰要多得多,这是他们的一大优势。
They have an advantage because they eat a wider variety of prey.
GLM与GAM对于深入研究单个植物种与环境间的关系具有优势。
GLM and GAM have advantages in probing deeply into the relationship between plant species and environment.
因此设计者应重视将动植物种类如何成功地引入基地中,增加湿地的生物学优势,减少由于忽略植被而造成的湿地退化。
Hence designers should focus on successful introduction of flora and fauna to the site to initiate the biological benefits of the wetland and reduce the opportunities for degradation due to neglect.
水盾草在所调查的大部分沉水植物群落中基本上为优势种或共优种,并且其优势度与物种数呈显著负相关。
Cabomba had been the dominant or co-dominant species in the most investigated submerged plant communities, and its dominance negatively correlated with the number of species markedly.
有杂草的枣园,节肢动物各类群的物种数明显高于无杂草的冬园,并且优势种不明显。
The arthropod species and individuals at the jujube yard with weeds were considerably higher than those without weeds.
该地区集中分布着一批古老残遗物种,这些物种大多为群落的建群种或优势种,对维持草原化荒漠区脆弱的生态系统具有重要作用。
Many ancient relic species centrally distributed in the area, most of them were the constructive or dominant species of desert community, their existence played an import.
毫无疑问,能够对环境中的危险或者威胁作出快速反应是物种进化的优势。
There is no doubt that rapid response to threats or danger in the environment is an evolutionary advantage to a species.
结果表明,白蜡虫泌蜡期天敌群落共有捕食和寄生性天敌18种,各群落的优势种和物种组成变化较小,群落相似性程度较高,相似性系数最高达95.12%,最低为73.86%。
The results showed that there were 18 species of natural enemies in the communities. The highest coefficient of community similarity was 95.12%, and the lowest coefficient was 73.86%.
高繁殖力和高生长率的物种在竞争中具有优势,确保其能在消落带生存。
The plant species with high propagation capability and growth rate had the advantage in competition, which ensured their survival in the water-level fluctuation zone.
通过对农业资源的优势分析,认为青海省在冷凉气候资源、农业可利用土地后备资源和可开发植物种类资源等方面具有较好的比较优势。
In the article, the agro-resource was analyzed and cool climate, un-utilize land resource for farming and un-develop plant resource have the comparative advantages at Qinghai Province.
通过与邻近地区的优势科、植物种的相似性系数的比较,讨论了浙江省境内中、北亚热带的分界线。
The demarcation line between North and Central Subtropics in Zhejiang is also discussed by analysing the similarity coefficient of species and the list of advantage family in the adjacent regions.
该地区的红树植物种类计有8科、12属、12种,以红树科植物占优势。
In this district, the mangrove plants consist of 12 species belonging to 12 genera in 8 families.
浙江仙居俞坑森林群落植物种类丰富,优势种不明显,群落中植物种类以常绿阔叶树种为主,落叶阔叶成分也有一定比例。
The Yukeng forest community in Xianju County of Zhejiang Province has abundance of plant species, of which the dominant population is not so clearly classified.
而高水位时,部分物种淹没死亡,余下以禾本科和沙草科植物为优势种草本植物群落。
Some of the species are flooded and vanished during the flood season. Only some tall grasses survive with high tolerance of submergence. The dominant species belong to Gramineae and Cyperaceae.
草本优势种会抑止其它草本植物种类的进入,延缓弃耕地演替速度。
The superior species of herb were able to hold back the entering for other herbs and delayed the succession velocity of old-field.
草本优势种会抑止其它草本植物种类的进入,延缓弃耕地演替速度。
The superior species of herb were able to hold back the entering for other herbs and delayed the succession velocity of old-field.
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