natural forest 中文意思是什麼

natural forest 解釋
天然森林
  • natural : adj 1 自然界的；關于自然界的。2 天然的；未開墾的；野生的。3 固有的 生來的 天賦的（opp acquired）...
  • forest : n. 福雷斯特〈姓氏，男子名〉。n. 1. 森林，山林。2. （英國）皇家狩獵場。vt. 在…造林；使長滿樹林，使成為森林。
  1. Abstract : hill mourning the special and advantageous natural conditions, ailaoshan become enormous natural biological species of germplasm resources gene pool, yunnan as " animals and plants " kingdom of " natural museum " and " specimen garden, " is a variety of integrated science experiments, is the ideal many disciplines scientific investigation and research base, is the scientific expedition, adventure, photography, research and returned to the natural forest of choice for this paper, through the ailaoshan reptilia from the investigation, ailaoshan the right reptilia is a more systematic and well described

    摘要：哀勞山特殊而優越的自然條件，使哀牢山成為巨大的天然生物種的種質資源的基因庫，成為雲南"動、植物"王國中的"天然博物館"和"標本園" ，是多種自然科學的綜合實驗地，是眾多學科的理想的科學考察和研究基地，是開展科考、探險、攝影、科研、回歸自然、森林的首選之地，本文通過對哀牢山爬行綱的抽取調查，對哀牢山的爬行綱給出一個較系統的，完善的敘述。
  2. Faced with an increasing demand for wood and paper products along with diminishing forest resources, china imports timber from many countries, including russia, indonesia, south america, and central africa. these regions have significant problems such as illegal logging and forest crimes, loss of natural forest to agriculture and silviculture and loss of biodiversity

    鑒于國內對木材和紙品的需求日益增加，森林資源卻逐漸減少，中國分別從俄羅斯印尼和中非等多個國家輸入木材，這些國家的非法伐木情況和森林罪行猖獗，而且天然森林遭改辟成耕地和造林地，以及生態多樣性銳減等問題均十分嚴峻。
  3. Response of soil respiration to soil temperature and moisture regimes in the natural forest of quercus aliena var. acuteserrata

    銳齒櫟林土壤呼吸對土壤水熱變化的響應
  4. Interspecific association of dominant species in betula luminifera natural forest communities of shaowu, fujian province

    光皮樺天然林群落優勢種群的種間聯結性研究
  5. Mongolica young stand, secondary natural forest, and the mixed forest of larix olgensis and fraxinus mandshurica rupr. countermeasures for controlling soil degradation were also recommended. the study got following results : ( 1 ) from young stand to mid - age of larix olgensis, with the closure of canopy and the decrease of undergrowth vegetation cover, soil acidity, enzyme activity, total inorganic phosphorus, available k, soil moisture and total porosity decreased significantly ; while soil organic matter content, humus component content, the amount of three main types of microbes, acid phosphatase activity, and bulk density in rhizosphere soil and non - rhizosphere soil increased with the increase of the amount of forest floor litter ; from mid - age stand to near mature stand, with the decrease of stand density and crown cover as well as the restoration of undergrowth vegetation after preliminary thinning, soil organic matter content, fulvic acid, exchangeable acidity, exchangeable aluminium, neutral phosphatase activity, total amount of inorganic phosphorus, the amount of actinomycetes, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil apparently increased ; from near matu re stand to mature stand, soil activity acidity, organic matter content, humus component content, available phosphorus, total amount of amino acid, available k, soil enzyme activity, soil moisture, and total porosity in rhizosphere soil and non - rhizosphere soil decreased, but total phosphorus, soil acidity ( in particular, exchangeable aluminium ), and bulk density increased

    結果表明： （ 1 ）從落葉松幼齡林到中齡林，隨著林冠的郁閉和林下植被蓋度的急劇下降，林地土壤酸度、土壤酶活性、無機磷總量、速效鉀、土壤水分含量、總孔隙度呈明顯下降趨勢，而根際和非根際土壤有機質含量、腐殖質各組分含量、三大類微生物數量、酸性磷酸酶活性和土壤容重隨著凋落物的增加呈明顯上升趨勢；從中齡林到近熟林，由於撫育間伐，林分密度及郁閉度下降，林下植被蓋度逐步得到恢復，根際與非根際土壤有機質含量、富里酸、交換性酸、交換性鋁、中性磷酸酶、無機磷總量、放線菌數量、土壤水分含量、總孔隙度呈明顯的上升趨勢；從近熟林到成熟林，隨著林齡的增大，根際與非根際土壤活性酸、有機質含量、腐殖質各組分含量、有效磷含量、氨基酸總量、速效鉀、土壤酶的活性、土壤水分含量和總孔隙度呈下降趨勢，而根際與非根際土壤全磷含量、土壤酸度（特別是交換性鋁）和容重呈增加趨勢。
  6. Develop a proposal to sfa on collective owned natural forest management issues to allow the community to manage and use the forests in sustainable manner in qinling national ecology function zone

    就集體所有天然森林的管理，向陜西林業局提出一份建議書，允許社區在秦嶺國家生態功能區，以可持續的方式管理和使用森林。
  7. Based on investigation of natural forest vegetation in chaoguanxigou watershed of rocky mountain area of north of china, the composition of species, structure of dbh of trees and species diversity of trees and shrubs in the course of forest succession are researched

    摘要基於華北土石山區潮關西溝流域天然森林植被調查的基礎上，對森林植被群落演替中群落樹種組成、胸徑結構和生物多樣性變化進行了研究。
  8. Discussions on management of natural forest disaster

    關于自然災害林木採伐管理的思考
  9. Such collaboration has already led the indonesia forestry ministry to issue a decree establishing an elephant conservation centre in riau and halt to natural forest conversion

    在雙方通力合作下，印尼林業局頒布法令，在廖內群島興建大象保育中心，同時禁止將天然森林改作其他用途。
  10. Whereas, for the natural forest consisted of native species, the niche overlap was low and the interspecies relationship was harmonious. the composition structure of community thereby was more stable

    而由本地樹種組成的天然林，生態位重疊小，種間關系協調，群落組成結構的穩定性更高。
  11. This will both revitalize tokyo s forest industry and contribute to natural forest renewal

    既復興了東京的森林工業，也為自然森林的新生做出貢獻。
  12. Although the original forests have been cleared over most of the country, remnants of the old natural forest in the killarney area indicate that oak interspersed with holly and birch predominated, with ash, hazel and yew forests occurring in limestone areas

    原始森林曾經蓋滿愛爾蘭的很多地方而現在留存在killarney地區的古老的自然森林可以顯示出樺樹占領了主要的地位，而橡樹和冬青樹只是點綴其中。岑樹、榛樹和紫杉樹生長在石灰石地區。
  13. A simple introduction to forest fireproof of natural forest reserve on middle reaches of huanghe river valley in henan province

    長江上遊人工林與天然林土壤結構質量及保水抗蝕性研究
  14. Shaoguan is a key forest zone in china, a center of timber forest, water - source forest, natural forest and a key center of bamboo of guangdong, and an ecological barrier for the pearl river delta

    韶關是中國重點林區，廣東用材林、水源林、天然林和重點毛竹基地，珠江三角洲的生態屏障。
  15. In view of the present situation and existential issue of ecological economy of natural forest in diverting water from the south to the north source region, necessities requirement of recover and protection of natural forest are expounded, some basal conditions and favorable factors are analyzed, and policy and suggestions to actualize are advanced

    摘要針對南水北調中線水源區天然林的現狀和存在的生態經濟問題，闡述水源區天然林恢復與保護建設的必要性，分析實施天然林恢復和保護的基礎條件和有利因素，提出天然林恢復、保護與生態經濟建設實施的政策建議。
  16. " despite this and the indonesian government s no natural forest conversion policy, app continues to clear forested areas, " foead said

    Foead總結道：盡管印尼政府實施上述政策，然而由於印尼缺乏有關更改天然森林用途的法例，故此金光集團的伐木活動從未停止。
  17. Chins have implemented natural forest protection project, grain for green program, fast - growing and high - yielding progrm, and shelterbelt forestry project etc. in succession since the year of 1998

    摘要1998年以後，國家相繼實施了天然林保護工程、退耕還林工程、京津風沙源治理工程、野生動植物保護及自然保護區工程、速生豐產用材林工程和防護林工程6個林業重點工程。
  18. Aiming at a series of ecological problems ensured from long - term pursuit for pure stand management of phyllostachys pubescens blindly in fujiang province, such as speedingup destruction of natural broad - leaved forest, serious impact on the implementation of natural forest protection engineering, and daily worsening of moso s damage by pests, snow - fall, icebreak, in - depth analysis is given out to inhabit divergences, operation traits, management conditions

    針對福建長期以來盲目推廣毛竹純林而產生的一系列生態問題，特別是加速了天然闊葉林的毀滅，嚴重阻礙了天保工程的實施，毛竹病蟲害，雪壓，冰掛危害日趨嚴重。
  19. It ' s the inevitable choice to protect current natural forest and to grow reserved woods in order to improve the ecological environment

    保護現有天然林，科學合理的培育后備森林資源，是建設和改善生態環境的必然選擇。
  20. In heilongjiang province, there is the biggest natural forest area in china, and there are vast songnen plain and sanjiang plain. on people ' s impression, it is in this region that there is vast primeval forest, wide prairie and fertile black field. as a famous productive base of log and commodity grain in china, heilongjiang province has made a great contribution to our country

    黑龍江區域有我國最大的天然林區，又有遼闊的松嫩平原和三江平原。該區域有浩瀚的原始森林，廣闊的大草原和肥沃的黑土地，長期以來作為國家重要的木材生產基地和著名的商品糧生產基地，為國家的經濟建設做出重大貢獻。
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