查询词典 alpine hemlock
- 与 alpine hemlock 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The pure yet complex patterns combined with the influence of Australian timber alpine huts and international alpine resorts provided the basis for the resulting architectural form.
结合澳大利亚高山木屋和国际高山度假村的影响于一身,这个纯粹而复杂的图案为此设计形状提供了基础。
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Alpine meadow and wetland,closely correlated with the amount of water stock in the riverhead of China,is the most important ecosystem of the Qinghai-Tibetan Plateau.This ecosystem is the primary support for the industrial and agricultural and the living using water in the middle east of China,which makes the conservation of alpine meadow and wetland in the Qinghai-Tibetan Plateau have importantly practical significance.
高寒草甸及湿地是青藏高原上最为重要的生态系统,它的状况直接关系到我国江河源头的蓄水量,也关系到我国中部和东部广大地区的工农业及人民生活用水,因此对青藏高原高寒草甸与湿地的保护具有重要的现实意义。
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Alpine meadow and wetland, closely correlated with the amount of water stock in the riverhead of China, is the most important ecosystem of the Qinghai-Tibetan Plateau. This ecosystem is the primary sup port for the industrial and agricultural and the living using water in the middle east of China, which makes the conservation of alpine meadow and wetland in the Qinghai-Tibetan Plateau have importantly practical significance.
高寒草甸及湿地是青藏高原上最为重要的生态系统,它的状况直接关系到我国江河源头的蓄水量,也关系到我国中部和东部广大地区的工农业及人民生活用水,因此对青藏高原高寒草甸与湿地的保护具有重要的现实意义。
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Microhabitat variety shows significant effects on plant morphological performances. To understand adaptation strategy of alpine species to resources heterogeneity, response of biomass allocation and morphological characteristics to nutrient and light heterogeneity were studied for three component species (Saussurea macrota, Salvia przewalskii and Senecio scandens) in alpine meadow of the Qinghai-Tibetan Plateau.
为了解高寒植物幼苗对生境资源异质性的适应策略,以高寒草甸中常见的3种草本植物大耳叶风毛菊、甘西鼠尾草和千里光为材料,比较研究了这3种植物幼苗对不同光照和养分资源的响应。
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The result indicated that: with the change of ecological factors and intensification of human activities,strong stability of grassland community structure of the local alpine meadow type along the highway in this region was found,proportion of medium xerophilous、rhizomous grass increased;alpine grassland community had relatively low stability,grassland community successed naturally to adapt to the new environment;...
结果显示:随着生态因子发生变化和人类活动的加剧,该区公路沿线高寒草甸类草地群落结构表现出了较强的稳定性,中旱生耐旱的根茎型禾草比重有所增加;高寒草原植物群落稳定性相对较差,草地群落为适应新的生境而发生了自然演替;沼泽化草甸亚类草地植物群落中群落伴生种的种类增加,优势种嵩草属植物在群落中的比重有所下降。
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CO2 emission rate higher in the heavily degraded alpine meadow than in the moderately degraded alpine meadow during the plant growing seasons.Ruderal is the dominant species and poison grass is secondary in heavily degraded meadow and Grass or Cyperaceae is only a few.
不同退化程度原状草地CO2通量季节变化五种原状草地CO2释放速率具有明显的季节动态,其变化趋势基本一致,且均表现为正排放。
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Based on these observations, we hypothesised that (1) the length of the breeding season, food resources and predation are critical for the evolution of passerine reproductive patterns in alpine meadows;(2) that alpine meadow passerines used single-investment and accumulative-investment strategies;(3) that the typical clutch size was actually the most efficient for reproductive purposes;(4) and that the transition from neonate to fledgling passerines is a relatively fixed process as compensatory growth does not appear to occur;(5) and that growth period is volatile.
高寒草甸雀形目鸟类受适合繁殖季节长度、食物资源和捕食压力的影响,或选择逐步投资对策,或选择一次投资对策;每个种群的常见窝卵数就是最适窝卵数;雏鸟的发育模式相对固定,不存在补偿性生长,但是生长期长度是可变化的。
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Therefore, we selected common species of Ranunculaceae. comparative primordial plants in Alpine Meadow at Eastern QinghaiTibetan Plateau, and studied the reproductive strategies, such as reproductive allocation, especially sex allocation, to understand how the plants adapt the environmental conditions. The results showed:(1) At higher altitude, the self-incompatible plant, such as Trollius ranunculoides tended to become limited by pollination rather than by nutrient availability, while the self-compatible plants, such as Anemone rivularis and A. obtusiloba seemed not to be limited by pollen availability, which suggested that ability of self pollination for alpine plants may be a mechanism of reproductive assurance.(2) Influences induced by high altitude on the reproduction of these species occurred on different reproductive characters, which suggest species-specific adaptive strategies. The influences are dependent on plant size to some extent.
因此,我们选择在青藏高原东部的高寒草甸,以比较原始的植物类群—毛茛科植物为研究对象,选择一些常见种探讨其繁殖对策,如繁殖分配和性分配问题,试图揭示这些植物如何适应环境条件,最后的结果表明: 1高寒草甸高海拔区,自交植物(如小花草玉梅A.rivularis和钝裂银莲花A.obtusiloba)的繁殖不受花粉限制,而完全异交植物(毛茛状金莲花T.ranunculoides)的繁殖受花粉限制,表明高海拔地区植物的白花授粉能力可能是一种繁殖保障机制,能够避免恶劣环境对植物有性繁殖的不利影响; 2海拔高度对植物的影响因种而异,不同的物种受影响的繁殖性状不同,即使同属亲缘种间也存在差异,表明不同物种对相似环境压力的适应对策不同;而且,海拔高度对植物的影响在一定程度上依赖于植物个体大小,说明植物通过调整其个体大小与繁殖性状的关系来适应环境梯度的变化; 3植物花期和果期的繁殖分配并不完全随海拔升高而减小(只有小花草玉梅的果期RA随海拔升高而减小30%),与Iwasa和Cohen的预测不完全一致(他们认为繁殖分配随生长季缩短而减小)。
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Results indicate that Alpine meadow is higher than Alpine shrubland in
结果表明,草甸样地的粘粒含量、P_、N_、ORG、P_、N_、K_的含量都高于灌丛样地,且两样地速效养分差异极其显著,但草甸样地土壤的ORG、N_、K_的变异系数却明显小于灌丛样地,特别是K_的CV值,灌丛样地比草甸样地高出了53.37%;相关分析还表明,相对于草甸,灌丛样地中各养分元素之间的相关性明显增强。
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This research used pane sampling,random sample 50 soil samples in 0-20cm of each site in two adjacent sites representing the Alpine meadow and Alpine shrubland respectively, and note detailed its living surroundings of each soil sample of shrubland according to under shrubs and between shrubs in study area in Hongyuan county of the northwestern plateau of Sichuan province, and analyzed the character of these soil samples.
以川西北高原红原县为研究区,用方格取样法,在相邻的高寒灌丛草甸和高寒草甸样地中分别随机取0-20cm土样50个,对每个取自灌丛样地的土样将其生境分为灌丛下和灌丛间并进行详细的记录,还分析了所取土样的土壤性状。
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- 推荐网络例句
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It is possible that houses were outrageously priced one year ago and that they are still priced much higher than the national average.
情况有可能是,这里的房价曾贵得离谱,现在的房价仍然远高于全国的平均指数。
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This is a mother's love for her child.
这是母亲对孩子的关爱。
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This lack of uniformity of the force of gravity results from a number of factors.
引力这种非均匀性是由许多因素引起的。