林木樹種 的英文怎麼說

中文拼音 [līnshùzhǒng]
林木樹種 英文
forest tree species
  • : 名詞1 (成片的樹木或竹子) forest; woods; grove 2 (聚集在一起的同類的人或事物) circles; group 3...
  • : Ⅰ名詞1 (樹木) tree 2 (木頭) timber; wood 3 (棺材) coffin 4 (姓氏) a surname Ⅱ形容詞1 (木...
  • : Ⅰ名詞1 (木本植物的通稱) tree 2 (姓氏) a surname Ⅱ動詞1 (種植; 栽培) plant; cultivate 2 (樹...
  • : 種名詞(姓氏) a surname
  • 林木 : 1. (樹林) forest; woods 2. (生長在森林中的樹木) forest tree; crop; sylva
  • 樹種 : 1. (樹木的種類) varieties of trees2. (樹木的種子) seeds of trees
  1. Tree seedling quality grading of major species for afforestation

    主要造質量分級
  2. A variety of methods including the tabular comparison of data, the tabular comparison of similarity coefficient, the nearest neighbor method and the group - average method of hierarchical agglomerative classification were applied to investigate the forest communities in meizi lake area

    植被樣地中以喬的重要值為指標,採用紙條排隊法、群落相似系數分類法、最近鄰體法、組平均法對梅子湖森植被樣地進行數量分類。
  3. Relatively few foresters or tree breeders consider the presence of edaphic ecotypes.

    考慮到存在土壤生態型的學家或家相當少。
  4. For functional genomics, huge est databases from multiple tissues of a number of tree species have been rapidly accumulated, and molecular analyses on secondary growth and wood formation, flowering, and cold hardiness have given some insights into the metabolic pathways of those tree - specific development processes

    功能基因組學方面,已分析了主要造組織的轉錄組est序列,對次生生長與材形成、開花和抗寒性的形成等過程開展了功能基因組學研究。
  5. It is analyzed that the impacts of vegetation type on shear strength of unsaturated soil through direct shearing tests for unsaturated soil of different depth and various vegetation types which consist of hare soil, tanglehead grassplot, switch sorrel shrubbery and eucalyptus holt under natural moisture contents

    摘要通過對裸地、扭黃茅草地、車桑子灌地和按地四不同植被類型、不同深度土壤在天然含水量情況下的直剪試驗,研究了植被類型對非飽和土抗剪強度的影響。
  6. It has luxuriant forest here with various of rare trees such as korean pine, spruce, manchurian ash, birch, oak an linden, etc. all kinds of wild plant and officinals such as ginseng, dengshen, acanthopanax, fruit of chinese magnoliavine, etc. large amount of mountain delicacies such as an edible fungus, hedgehog, mushroom, brake, etc. abundant mineral resources such as gold, copper, iron, dolomite and limestone, etc

    這里有繁茂,生長著紅松、雲杉、水曲柳、樺、柞、椴等多珍貴;野生藥用植物類繁多,人參、黨參、刺五加、五味子極為豐富;山特產品質優量大,有耳、猴頭、蘑菇、蕨菜、刺嫩芽等,地下資源有金、銅、鐵、白雲石、石灰石等礦藏。
  7. This paper expounds the development and variation of the forestry science , forest and forestry neally in past two cen turies the forestry science in itself goes through a transformation from traditional forestry science to modern forestry s cience. the modern forestry science, with the object of studying the establishment , manageme nt and exploitation of the forestry ecosystem and the core of developing the eco logical environinent functi on of the forestry ecosystem , is a subject that takes an overall play to the mul tiple benefits and function of forest. the cognition of forest also undergoes a variation from a single tree to trees g roup and still to forest ecosystem due to the deep alteration of the understand ing of forestry science and forest , people begin changing their understanding of forestry from a central for m of timber utilizing which formed for a long time to a form that takes developi ng the ecological environment function of forestry ecosystem as its core and fo cal point , and takes an overall play to the ecological , economical and social function of forestry as its leadi ng thought and aim , so as to realize the sustainable development of forestry

    論述了學、森業近兩個多世紀以來的發展和變化.學經歷了由傳統學向現代學的轉變.現代學是以森生態系統的營建、經營管理和利用為研究對象,以發揮森生態系統的生態環境功能為核心,全面發揮森的多效益和多功能為目的的學科.對森的認識也經歷了由單株群體到森生態系統的變化.由於對學及森認識的深刻變化,人們對業的認識也就從長期形成的以材利用為中心,轉變到以發揮森生態系統的生態環境作用為核心和重點,全面發揮森的生態、經濟和社會功能作為業的指導思想和目標,以實現業的可持續發展
  8. Especially in the north slope, the broad - leaved wood of red pine, the animal ( insect ), plant ( tall tree, shrub, herb ) and the tree grows plentiful. the living creature is numerous, and the complete vegetative chain of formation is with the food net, provided the proper and living space for the animal ( insect ) and plant ( tall tree, shrub, herb )

    長白山作為我國北方溫帶地區最高的山峰,保存了最為典型和完整的森生態系統,特別是在長白山北坡的紅松闊葉帶,豐富,生物繁多,形成完整的食物鏈和食物網,對生活于其中的動物(昆蟲) 、植物(喬、灌、草本)提供了適宜的生活空間。
  9. The aesculus chinensis, euptelea pleiospermum, cercidiphyllum japonicum, taxus chinensis, picea brachytyla arid emmenopterys henryi oliv compose and stand structure of were studied, and the comparability matrix among those main woods distribution ere studied, and the protection propagation countermeasures were put forward, which are important for researching and protecting these rare woods in funiu mountain natural reserve

    經調查,基本摸清了國家保護植物七葉、領春、連香、紅豆杉、雲杉、香果6珍稀分的組成與結構,研究了主要分之間的相似性矩陣,同時提出了保護繁育對策,對開展研究和保護珍稀具有重要意義。
  10. Ii ) some native spcies, eg. crateagus wilsonii, cerasus szechuanica, malus prati, toxicodendron verniciflua, are dominants and co - edificators in almost every woody communities

    2 )華中山楂、四川櫻桃、川滇海棠、漆等鄉土在幾乎所有本群落階段(針葉純除外)都是優勢或共建
  11. The model of vertical eco - landscape was designed according to the slope and contour line : in the top land over 25, trees were planted to form a water - conserving forest ; in the slope land between 15 and 25, peach trees were planted ; between 5 and 15, loquats trees were planted ; less than 5, special species of fruit trees, melons and vegetables were planted ; the bottom field was characterized with water area of " rice and fish ", " lotus and fish "

    其垂直生態景觀模式按坡度和等高線布置:在坡度大於25的山坡頂形成水保區,坡上15 25的陡坡植桃,坡中5 15的斜坡植枇杷,坡下小於5的緩坡地帶植特水果、瓜類及蔬菜,坡底形成「稻魚」和「藕魚」特色水域區。
  12. Refers to farmland which is plowed constantly for growing crops, including cultivated land, newly cultivated land in the current year, farmland left without cultivation for less than three years and fallow land in the current year, rotation land, rotation land of grass and crops, farmland with some fruit trees, mulberry trees and other trees and cultivated seashore land, lake land, and etc

    指年初可以用來植農作物、經常進行耕鋤的田地,除包括熟地、當年新開荒地、連續撂荒未滿三年的耕地和當年的休閑地(輪歇地) ,還包括以植農作物為主並附帶植桑、茶、果和其他的土地,以及沿海、沿湖地區已圍墾利用的「海塗」 、 「湖田」等面積。
  13. Cultivated area ( area under cultivation ) : refers to farmland which is plowed constantly for growing crops, including cultivated land, newly cultivated land in the current year, farmland left without cultivation for less th an three years and fallow land in the current year, rotation land, rotation land of grass and crops, farmland with some fruit trees, mulberry trees and other trees and cultivated seashore land, lake land, and etc

    耕地面積:指年初可以用來植農作物、經常進行耕鋤的田地,除包括熟地、當年新開荒地、連續撂荒未滿三年的耕地和當年的休閑地(輪歇地)外,還包括以植農作物為主並附帶植桑、茶、果和其他的土地,以及沿海、沿湖地區已圍墾利用的「海塗」 、 「湖田」等面積。
  14. Effects of selective cutting of different intensities on the tree layer structure and species diversity of evergreen broadleaved forest

    擇伐作業對常綠闊葉結構及物多樣性的影響
  15. The study shows that the early and late seed rains of constructive tree species in evergreen broadleaved forest at chongqing simian mountain had no activity. the bigger the seeds of the species and the earlier or later the seeds of the species matured, the higher the proportion of the seed rain damaged by animals. the quantitative variation of seed rain, active seed rain and seed bank did not take place at the same time. at early time, the number of seed banks of castanopsis fargesii, lithocarpus glabra, quercus myrsinrefolia, castanopsis plasyacantha, cinamomum subavenium. which own more active seed rain increased by geomitric series. the seed banks of castanopsis orthacantha and schima argentea were small, only survived a short time, and did not sprout next year. the quantitative dynamics of seed banks and their increasing or decreasing rates were decided by the proportion damaged by animals, dying speed of seeds and their resistance to pathogens and adverse circumstances, and the state of seed germination

    對重慶四面山常綠闊葉建群子雨、子庫的研究表明,建群早期和晚期的子雨無活力;子偏早或偏晚成熟及大籽粒的,其子雨被取食的比例大;子雨、有活力子雨、子庫三者的數量變化不一致;有活力子雨量較大的栲、石櫟、小葉青岡、扁刺栲、香桂等,其子庫密度在早期以近幾何級數的方式增長,元江栲、銀子庫小,存在時間短,翌年無一年生萌發苗;子庫數量動態、消減率動態決定於子被取食的強度、子衰老的速度以及子對病菌、逆境的抗性和子萌發的整齊性
  16. Many forest tree species have multiple archegonia which, after fertilization produce a number of proembryos.

    許多林木樹種都有頸卵器,受精以後便產生許多原胚。
  17. Tests in korean pine seed stands in linkou forest bureau have approved that prescribed burning is an effective measure for the prevention of forest fires and the safety of korean pine seed stands, as well as for the control of forest diseases and insects and the promotion of the tree growth

    業局通過對紅松母下的細小可燃物進行計劃燒除實驗,證明這方法不但是預防森火災、保證紅松母安全的有效措施,而且還可消除森病害蟲和增加生長量。
  18. According to reference, this research is the first time to transfer practically productive aim - gene to tetraploid black locust, and it is also the first time to transfer badh gene to forest - tree. this research provide a useful way in improving resistance to soline - alkali and drought of forest tree

    據資料檢索,該研究屬首次將具有生產意義的目的基因導入四倍體刺槐,也是首次將甜菜堿醛脫氫酶基因導入林木樹種,在培育耐鹽抗旱型方面進行了有益的探索。
  19. It replenished the blankness of birch genetic transformation, and provided a new path for genetic improvement in this species

    為白樺的遺傳改良與高新技術育開辟了一條新途徑,也為其他林木樹種的遺傳改良提供了理論依據。
  20. Based on the investigation on the structure and niches of secondary forests in jiulongkeng, guangze, fujian province, the distribution law was studied and natural succession tendency was worked out for primary arbors and shrubs in different slope direction, which provides scientific fundamental for artificial stimulating natural regeneration

    摘要通過對福建光澤九龍坑不同坡向天然次生分組成和生境的調查,研究主要喬灌在不同坡向分中的分佈規律,分析出不同坡向分的天然演替趨勢,為人工促進天然更新提供科學依據。
分享友人