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ancient forest     
相关语句
  古森林
     By mean of pollen analysis, 14C determination, and inverstigation on the distribution of anciant river courses in the area the ancient forest was considered to exist in 7500 to 2500 years ago.
     从孢粉分析和~(14)C测定的结果和这一地区古河道分布的情况看,古森林存在于距今7500—2500年之间.
短句来源
     A STUDY ON THE REMAINS OF ANCIENT FOREST IN MIANNING, SICHUAN
     冕宁“古森林”的研究
短句来源
     The forest remains were unearthed at Chenghuang of Yehaizi in Mianning county, Sichuan Province. The specimens from the relict wood, fruits or cones, and leaves or needles have been identified, as well as the C~(14) age and the chemical and physical properties of wood determined. It follows from the results that the ancient forest, which existed in the area Yehaizi 6058±167 years ago, was a subtropical mixed forest composed of many coniferous and evergreen or deciduous broadleaved tree species.
     根据在四川省冕宁县野海子沉黄中发掘的森林植物遗迹,通过其木材、果实、叶的标本鉴定,木材C~(14)距今年龄及理化性质测定,证明距今6058±167年前该地的“古森林”,是由多种针叶树种与常绿、落叶阔叶树种组成的亚热带针阔混交林。
短句来源
     Based on the comparative study of the eastern and western terraces taken shape in lower Pleistocene in Shenhu Bay,it is shown that there exist moving faults since Holocene in the area,which provides with new evidences for the interpretation of symbiotic origin of both the palaeontological wonders,ancient forest and ancient oyster reef.
     通过对深沪湾地区晚更新世以来东部与西部阶地对比研究,证明了在深沪湾地区全新世以来活动断层的存在,从而为古生物奇观———古森林与古牡蛎礁共生的成因解译提供了新证据。
短句来源
     By the comprehensive study of the strata and recent tectonics since late Pleistocene in the surveyed area,it is considered that the intergrowth of ancient forest and ancient oyster reef results from the sea-level elevation and subsidence and neotectonic activity.
     同时在对深沪湾地区晚更新世以来的地层及新构造等综合研究基础上,提出了深沪湾的古森林与古牡蛎礁共生是海平面升降与新构造活动的共同作用下形成的认识。
短句来源
  古代森林
     The Destruction and Utilization of Ancient Forest Resources in Japan
     日本古代森林资源的破坏与利用
短句来源
     China Ancient Forest Culture in
     《太平广记》反映的中国古代森林文化
短句来源
     Study on Ancient Forest Resource in Shaanxi Province
     陕西古代森林资源管见
短句来源
     PRIMARY STUDY ON MANAGEMENT SYSTEM OF ANCIENT FOREST NATURE RESERVE IN CHINA
     我国古代森林自然保护区管理制度初探
短句来源
     Describes the change of ancient forest resource in Shaanxi Province by reviews, of regional history and archaeological informations.
     本文运用大量考古、地方志及文献资料论证了陕西古代森林资源的变迁情况。
短句来源
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  “ancient forest”译为未确定词的双语例句
     FOSSIL CHARCOAL AND ANCIENT FOREST FIRE
     古炭屑与古森林火
短句来源
     A lot of ancient forest trees have been found on the central Hebei plain (about 1300 squre km) since the end of 1950s.
     五十年代末以来,冀中平原1300平方公里范围内,发现埋有大量古林木.
短句来源
     These famous and old-age trees offer scientific basis and rich genetic base for Wenzhou modern forestry,make turist resources of Wenzhou city have value of natural beauty. They offer scientific basis of studying ancient forest vegetation origin, succession,tree species component, structure characteristics, climatic change,economic development and human history.
     为温州市现代林业的发展提供了科学的依据和丰富的物种基因库,为温州市旅游风景资源展示了自然美的珍贵价值,又是为研究温州古代原始森林植被起源、演替、树种组成、结构特征和历史各时期的气候变化、经济发展及人文历史提供了最科学的依据。 今后要加以保护和发展。
短句来源
     The Matto submerged forest was found in spring of 1998 as stumps, roots and erect trunks from the continental shelf at depth between 20 and 30 m, and in 2 to 3 km off the recent marginal area of the Tedori-gawa alluvial fan at Hama-sogo and Kurabe, Matto City, the Hokuriku region, Central Japan. This discovery proves the development of ancient forest in the early Holocene.
     松任市水下森林于1998年发现,位于日本中部北陆地区松任市Hama-sogo和Kurabe附近手取河现代冲积扇2-3km外的20-30 m水下,呈树桩、树根或直立的树干保存。
短句来源
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  ancient forest
Ancient forest edges thus act as a barrier for seeds of species of the surrounding arable field.
      
Bolderslev Skov (113 ha) is the largest contiguous ancient forest remnant in Denmark.
      
Seed bank composition doesnot change significantly with distance to the ancient forest.
      
After a longer period of reforestation,the seed bank approaches that of the ancient forest, suggesting seed bankdepletion, although the seed bank is permanently replenished to some extent byseed bank forming species from local disturbances.
      
Newly established forests should therefore be situated at a minimal distance of the ancient forest source.
      
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The forest remains were unearthed at Chenghuang of Yehaizi in Mianning county, Sichuan Province. The specimens from the relict wood, fruits or cones, and leaves or needles have been identified, as well as the C~(14) age and the chemical and physical properties of wood determined. It follows from the results that the ancient forest, which existed in the area Yehaizi 6058±167 years ago, was a subtropical mixed forest composed of many coniferous and evergreen or deciduous broadleaved tree species. Also...

The forest remains were unearthed at Chenghuang of Yehaizi in Mianning county, Sichuan Province. The specimens from the relict wood, fruits or cones, and leaves or needles have been identified, as well as the C~(14) age and the chemical and physical properties of wood determined. It follows from the results that the ancient forest, which existed in the area Yehaizi 6058±167 years ago, was a subtropical mixed forest composed of many coniferous and evergreen or deciduous broadleaved tree species. Also discussed are the burying and preservation of the forest and the survival of its remains, the succession of forest, and the changes in ecological environments.

根据在四川省冕宁县野海子沉黄中发掘的森林植物遗迹,通过其木材、果实、叶的标本鉴定,木材C~(14)距今年龄及理化性质测定,证明距今6058±167年前该地的“古森林”,是由多种针叶树种与常绿、落叶阔叶树种组成的亚热带针阔混交林。文中对“古森林”的埋藏与保存,森林植物群落的演替,以及生态环境的变化进行了讨论。

A lot of ancient forest trees have been found on the central Hebei plain (about 1300 squre km) since the end of 1950s. The trees are proved to be the trace of ancient forests through discovering the tress with fixed densities and the layers of their dead branches and leaves, and fossils of heads and horns of David's deers (a kind of ancient animal in North China, wildlife of which disappeared now). By mean of pollen analysis, 14C determination, and inverstigation on the distribution of anciant...

A lot of ancient forest trees have been found on the central Hebei plain (about 1300 squre km) since the end of 1950s. The trees are proved to be the trace of ancient forests through discovering the tress with fixed densities and the layers of their dead branches and leaves, and fossils of heads and horns of David's deers (a kind of ancient animal in North China, wildlife of which disappeared now). By mean of pollen analysis, 14C determination, and inverstigation on the distribution of anciant river courses in the area the ancient forest was considered to exist in 7500 to 2500 years ago.

五十年代末以来,冀中平原1300平方公里范围内,发现埋有大量古林木.枯枝腐叶层的存在,埋藏木的密度,以及麋鹿头角化石的发现,证明古林木乃是古森林的遗迹.从孢粉分析和~(14)C测定的结果和这一地区古河道分布的情况看,古森林存在于距今7500—2500年之间.

Describes the change of ancient forest resource in Shaanxi Province by reviews, of regional history and archaeological informations. The forest resource had been exploited and utilized gradually in keeping activities. Thus the ancient forest resource had undergone a process of declination. Eventtually, this evidence will provide a reference for the rehabicitation of forestry in Shaanxi province.

本文运用大量考古、地方志及文献资料论证了陕西古代森林资源的变迁情况。随着人类历史的进步,对森林资源不断进行开发利用,陕西古代森林资源经历了一个由盛到衰的过程,为今后振兴陕西林业提供了借鉴。

 
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