草原植被 的英文怎麼說
中文拼音 [cǎoyuánzhíbèi]
草原植被
英文
grassland vegetation- 草 : Ⅰ名詞1 (草本植物的統稱) grass 2 (指用作燃料、飼料等的稻、麥之類的莖和葉) straw 3 (草稿) dra...
- 原 : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
- 植 : Ⅰ動詞1. (栽種) plant; grow; cultivate 2. (樹立) establish; set up Ⅱ名詞(姓氏) a surname
- 被 : Ⅰ名詞1 (被子) quilt 2 (姓氏) a surname Ⅱ動詞[書面語]1 (復蓋) cover; spread 2 (遭受) suffe...
- 草原 : grasslands; steppe; prairie
- 植被 : vegetation; vegetative cover植被層 vegetable layer; 植被帶 [植物學] zone of vegetation; 植被類型 vegetation form
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Vegetation dynamics and soil characteristics of different period abandoned land was conducted in typical steppe at xilinguole league and meadow steppe at hulunbeier league, inner mongolia. the results showed : the function community of annual plants, perennial rhizornatous grasses and perennial rosette grasses were appeared at different succession stage of abandoned land in typical steppe and meadow steppe
本試驗分別在內蒙古錫林郭勒盟典型草原帶和呼倫貝爾盟草甸草原帶對不同撂荒年限的撂荒地植被動態及土壤特性進行了研究,目的是探討草原區撂荒地植被演替的規律,為撂荒地植被的重建提供理論依據。The thesis is based on income question, forest coverage rate and grop production. to beging with, date envelopment analysis is proved that it can be applicated into grain for green in shan - bei district, and then in view of the fact, seven esential factors which have influence on the project are found out : expense of dam, expense of crop, expense of cash tree, expense of defense tree, other economic crop, expense of grass and graziery ; and the output factors include : income of gdp, pure income per captia, the area of decreasing land loss, graziery income, crop production, income of tree, the totle income of economic crop. after the date of each facts are puted into dea model, unefficiencial decision making units ( dmu ) found. the data that are got through adjusting unefficiencial dmus dy dea can offer guide in shanbei district upgrading of an industrial structure. at the same time, taking into account some possible problems in or after grain for green in shan - bei district, the thesis bring out some propesal to improve the circ umstance, enhance the life level and put the relation of population, resource and circumstance into a healthy orbit
因此,加快退耕還林還草,調整土地利用結構和產業結構,已成為實現山川秀美工程和可持續發展戰略的必經之路。論文以解決陜北地區的收入問題,植被問題以及糧食產量問題為出發點,首先從理論上分析了包絡分析方法在陜北地區退耕還林(草)中運用的可行性,然後結合陜北地區目前的實際情況,綜合分析出影響陜北地區退耕還林(草)的關鍵的七個因素作為輸入指標:水利水保設施投入,農作物投入,經濟林種支出,防護林支出,其它經濟作物,草類支出,畜牧業投入;以退耕還林所要解決的最終問題作為輸出指標: gdp收入、農民人均純收入、水土流失減少量、牧業總產值、糧食產量、林業總產值、其他經濟作物總產值。將各指標所對應的數據代入模型后,通過分析求解得出非有效的決策單元,再運用包絡分析方法的一些基本原理對非有效的決策單元進行調整,由此所得的數據對陜北地區的實際投入具有很好的指導意義。A known amount of lycopodium spores was added to each sample to calculate the concentration of pollen ( grains / gram ). pollen was examined at magnifications of 100 + and 400 + and identified using modern pollen collections and published atlases
P2 - 1 :該亞帶木本花粉的濃度達到了9 . 79粒克,而草本植物花粉的濃度相對于p1帶有所下降,氣候條件較好,植被為草甸草原。The great bustard is polyphagia bird, but it feeds mainly on plants. the feeding field habitat selection relate with that whether the grassland burn or not last year. the important factors that determine the feeding field selection are the plant species, vegetative cover score. density hemerrocallis minor and the density of pedacularis sp. on burning grasslandsjthe density of vegetation. insects quanlity. plant species richness and the height of plant are the main factors that determine the feeding field selection on unburning grasslands
大鴇是雜食性鳥類,但以植物性食物為主。對于取食地的選擇往往跟草原上一年是否被火燒過有關。在火燒地,植物種類數、植被蓋度、小黃花菜密度和蒿密度是取食地選擇的重要因素;在非火燒地,植被密度、昆蟲數量、植物物種豐富度及植物高度在大鴇取食地選擇中發揮重要作用。With the four forest community ' s age nearly the same, the order of different forest ground biomass of single tree was quercus liaotungensis > betulaplatyp hylla > popular davidiana > pinus tabulaeformis
該研究揭示了森林群落自然演替的規律,對森林群落的經營管理和在黃土高原丘陵溝壑區進行林草植被建設和生態環境重建具有特殊意義。Forest is replaced by other vegetation types such as the forest steppe or steppe.
森林將被其它植被類型(例如森林草原或草原)所替代。Classification of steppe vegetation was developing principally in connection with the zonal division of the vast steppe areas of russia.
草原植被的分類主要是在俄國廣闊草原區的地帶劃分方面發展起來的。On the contrary, stem - derived forms of clonal plants more f requently occur in colder and drier habitats corresponding to higher latitude and / or higher elevation. individual types of clonal growth with sprouting are more frequent in warmer and wetter habitats, such as shrub forest, broad - leaves forest and bamboo forest. individual types of clonal growth with rhizome are more frequent in colder and drier habitats, such as alpine shrub forest, grassland and desert steppe
根起源克隆植物中,根出條型植物的生境條件和根起源克隆植物的相同,出現在灌叢、闊葉林和竹林中的頻率較高;莖起源克隆植物中,根莖型植物的生境條件和莖起源植物的相同,出現在水生植被、草甸和草原中的頻率較高,而匍匐莖型植物在較溫暖、濕潤、陰郁的生境中出現頻率較高。Management of soil moisture for desert steppe vegetation rehabilitation in western loess plateau
黃土高原西部荒漠草原植被恢復的土壤水分管理研究In the new historical stage when the strategy for developing west china is being implemented, in order to get material results in vegetation construction, long - term pratices of construction of forest and grass vegetation in the loess plateau have to be examined
在我國實施西部大開發戰略的新的歷史時期,為取得植被建設實質性的成效,不能不使人們對黃土高原長期造林種草的實踐進行反思和總結。Five vegetation communities : herbosa, shrubs, coniferous forest, theropencedrymion, and evergreen broad - leaved forest in the red soil region of the lijiang valley are selected as the five successive stages of the typical restoration process of degraded ecosystems to study variation of structure and biomass of the vegetation of the five different stages
摘要利用時空替代原理,選取灕江流域紅壤區退化生態系統恢復過程中具有代表性的草叢、灌叢、針葉林、針闊混交林、常綠闊葉林5個階段作為演替序列,研究自然恢復過程中各演替階段的植被結構動態和生物量變化。The middle and lower parts of woodland and grassland had higher soil water contents during rainy season, which resulted from smaller evapotranspiration and more infiltrated water with a lower gradient. however, upslope runoff infiltration was another reason for hillslope with a lower cover ratio, such as bare land
雨季林草地坡中下部土壤水分含量較高的原因,可能主要與其蒸散較小且坡度較緩導致入滲水量較多有關;但是對于植被覆蓋度較低的坡地(如裸地) ,坡中下部土壤水分含量較高還與上方來水有較大的關系。3. the great bustard is big - sized bird that build nest on the ground and the nests distribute in sparse group. most of their nests locate on the middle slope of hillocks, especially on the southern middle slopes towards to the sun, the biggest gradient is not more than 8 ?, the most important 3 factors that determine nest - site selection are height of plant. density and thickness of hay. 4
大鴇是營地面鬆散型群巢的大型鳥類,多將巢築在海拔190 230m的草原崗坡的坡腰上,且以偏南向的朝陽緩坡的坡腰上為多,最大坡度不超過8 ,植被高度、密度和枯草厚度是決定其巢位選擇的3個最重要的因素。Industrial pollution to rangeland vegetation and its reclamation approaches
工業污染對草原植被的破壞及其恢復途徑Duration of ungrazing period in the spring affects the flourishing of the pasture vegetation, though not very vigorously
同時,禁牧期的長短對草原植被也有一定的影響,但是不顯著。In order to construct vegetation in line with local conditions, in addition the paper analyzes the viewpoints relevant to vegetation properties of the loess plateau along with regional differentiation of bio - climatic conditions and vegetation zonality. it is shown that the loess plateau might be regionalized into different vegetation zones of forest and steppe. it could n ' t be believed that zonal environment do n ' t be possessed in the loess plateau
為因地制宜地建造植被,本文還分析了黃土高原植被屈性的有關觀點,以及生物氣候條件在不同地域之間的分異性和植被地帶性特徵,說明黃土高原可表徵為森林、草原等地帶,不能認為黃土高原不具有森林發育的地帶性環境。Deferred spring grazing contributes to the sustainable development of the pasture vegetation
春季禁牧有利於草原植被的可持續利用。Zheng huiying & li jiandong. 1993. the grassland vegetation and its utilization and conservation on the songnen plains. science press, beijing
鄭慧瑩,李建東. 1993 .松嫩平原的草地植被及其利用保護.科學出版社,北京The grassland is one of the most important vegetation types in china and the most important renewable resource and raw material site of stock raising. it is a natural green protective screen of the earth which plays an important role to human existence and development
草地植被是我國最重要的植被類型之一,是重要的可更新資源和畜牧業的原料基地,又是地球表面天然的綠色屏障,對於人類的生存和發展起著重要的作用。Li jiandong. 1979. some problems on the type and the division of grassland vegetation in northeast. proceedings of the 3rd grassland science congress in northeast in 1979 42 - 47
李建東. 1979 .東北草原植被類型及植被區劃中的幾個問題. 1979年第三次東北草原學術會議論文集42 - 47分享友人