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broadleaf相关的网络例句

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与 broadleaf 相关的网络例句 [注:此内容来源于网络,仅供参考]

Evergreen broadleaf tree is the principal part of fore stry reserves and the most important component of forestry ecosystem.

常绿阔叶林是南方森林资源的主体,是森林生态系统中重要的组成部分,可改善人类生态环境。

They look somewhat lonely and pitiful compared to the strong vitality of the broadleaf tree forests.

这不禁让人感到,在阔叶林旺盛的生命力对照下,老松的处境有所凄凉和悲哀。

The strategy of protection and development of evergreen broadleaf tree is put forward , based on its ecological effects on four streams and one river in Zhangzhou.

笔者就常绿阔叶林对福建漳州四溪一江生态效应,提出保护与发展的策略。

As it is entangled with fantastically shaped stones, oak trees, and anonymous broadleaf tree forest, you can feel the magnificence of a mountain and mystery of nature.

奇岩怪石和橡树、不知名的阔叶林相互融合在一起,显示出了山峰的伟岸,同时也透出了自然的神秘。

Walking between the so-called mountain field roads, you can find the broadleaf tree area spreaded widely.

沿着山路上山,迎面而来的是广阔的阔叶林。

The strategy of protection and development of evergreen broadleaf tree is put forwa rd,based on its ecological effects on four streams and one river in Zhangzhou.

笔者就常绿阔叶林对福建漳州四溪一江生态效应,提出保护与发展的策略。

Passing the natural forest in which the broadleaf tree forests such as oak trees and ash trees grow in a group, you can see a wide prairie.

走过郁郁葱葱的橡树和大叶蜡树组成的阔叶林小路,等待游客的是广阔的草地。

The preferred habitat types of Cabot's tragopan in each season were: evergreen-deciduous forest and the broadleaf strips in spring; the broadleaf strips and shrubs in summer and evergreen-deciduous forest and shrubs in autumn; the habitat selected in winter was the same as that in spring but were more relied on by the birds.

黄腹角雉所偏好的栖息地类型,在春季为常绿阔叶--落叶混交林和人工针叶林中的阔叶林条带;夏季为阔叶林条带和灌草丛;秋季为常绿阔叶--落叶混交林和灌草丛;冬季与春季相同,但对这两种类型栖息地的依赖性比春季更强。

In the middle and eastern China, annual mean surface albedoes from 30°N to 50°N had been changed for the extension of area covered by broadleaf-evergreen trees and broadleafdeciduous trees at 6ka BP. This extended coverage replaced modem needleleaf trees and needleleaf/broadleaf trees in the south side of this area, and replaced groundcover in the west of the area.

在我国东、中部的30°N-50°N范围内,由于落叶阔叶林和常绿阔叶林生长范围的扩大,向北方替代了针叶林和针阔混交林,向西代替了草原植被,造成冬季以及全年反射率、土壤蓄水等下垫面状况的显著变化。

P in Shule River Alluvial Fan Oasis in Gansu subsidized by CNSF. Through field geological and environmental observations and sampling, quartz OSL dating, organic carbon ~(14)C dating, as well as analysis of TOC,grain size and Pollen assemblage of the samples from ten sediment profiles in front fine grain sediment zone of the Shule River Fan, the results obtained as follows:(1)The vegetation evolution history on Shule River Alluvial Fan and circumjacent since about 13 ka B.P. could be divided into 6 phases: about 12.1-13.1ka, a sparse coniferous and broadleaf trees - shrub grassland, cold and wet climate; 9.2-12.1ka, shrub grassland, temperature rising but precipitation and humidity getting down; 5.8-9.2ka, sparse forest with the most flourish shrub grassland under the optimal climate; 4.3-5.8ka, coniferous and broadleaf mixed forests -shrub grassland, temperature rising slightly and getting dry; 4.3-2.8ka, grass vegetation and climate became more dry; 2.8-2.3ka, coniferous forests -shrub grassland, precipitation and temperature getting down, but a higher relative humidity.

本文依托于&甘肃疏勒河冲积扇5万年来古天气环境与古水文演化&项目,以疏勒河冲积扇为研究对象,通过对疏勒河冲积扇扇缘细土带全新世古天气和古水文演变进行了20余个剖面的观测和取样、石英OSL和~(14)C测年、粒度组成和TOC分析以及孢粉鉴定,获得了以下成果和熟悉:(1)距今约13ka年来冲积扇和周边植被演化经历了6个阶段:约13.1~12.1ka,以针叶林为主的针阔混交林~灌丛草原,天气冷湿;12.1~9.2ka,灌丛草原,气温升高,降水量较低;9.2~5.8ka,疏林灌木草原,植被茂盛,温度和降水最佳;5.8~4.3ka,以针叶树为主的针阔混交林~灌丛草原,气温较高,降水减少;4.3~2.8ka,草原植被,天气变干;2.8~2.3ka,针叶林~灌木草原,降水减少,温度降低,相对湿度有所增加。

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