生態型分化 的英文怎麼說
中文拼音 [shēngtàixíngfēnhuà]
生態型分化
英文
ecotypic differentiation- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
- 態 : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 生態 : organism s habits; modes of life and relation to their environment; ecology生態變異 ecocline; 生...
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They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。The method of modified simplex was applied to optimize the models, and the fitting results show that liu - logistic model was more suitable than logistic model to the actual growth trend of form. taxus chinensis var. mairei population, and the highest growth rate of basal area was the tenth age class, namely the phase when breast diameter was 68 ~ 76 cm
以胸高斷面積代替種群生物量,分別採用logistic常規模型及劉金福提出的logistic改進模型對南方紅豆杉種群的增長動態進行研究,運用改進單純形法對模型進行優化,擬合結果表明改進模型比logistic常規模型更符合南方紅豆杉種群的增長趨勢,南方紅豆杉種群的最大增長速度出現在第10齡級,即胸徑為68 76cm時期。Through the analysis on the discrepancy between the indexes of land use and landscape structure of both the periods, the change of the eco - environment caused by the causations of both the nature and the human activities is pointed out that the total area of the studying region is somewhat reduced ; the alkali - saline land therein is utilized for fishery breeding ; a part of the unused land and water area are basified ; the sorts of landscape are rich and uniform and serious fragmentations are locally occurred
通過分析兩期土地利用及景觀結構指數之間的差異性,指出由自然和人為原因引起的生態環境的變化:研究區總面積有所減少,鹽堿地改良後用于了魚蝦養殖,部分未利用地和水域鹽堿化,區域景觀類型豐富且均勻,局部破碎嚴重。We use integrated research approach combining studies of ecosystem processes, remote sensing, gis, and computer modeling, to analyze and quantify ecosystem dynamics of major biomes of china in the context of global change. our researches are multidisciplinary, and focusing on terrestrial ecosystem processes at multiple - scales
以陸地生態系統學為指導學科,綜合多尺度生態系統過程檢測與分析、遙感和gis技術應用、計算機模型模擬,研究和預測全球變化背景下區域生態系統結構及其功能的變化趨勢。In this paper, two major types, the natural vegetation and crop vegetation in luota are studied. we can gain the different distributive area by remote sensing technology, in accordance with conifer forest, broadleaf forest, thick shrub forest, shrub forest, herbs shrub forest, herbs naked rock and crop vegetation. the valuation of the output of standing trees, water conserbancy, soil conserbation to control erosion and purify the air is the main basis which is used to value the functions of the forest ecosystem of the conifer forest and broadleaf forest of luotathe result reveal that the total ecological function value of the forest which area is 1388. 8 hm2 is estimated up to 18. 36 million yuan per annum. the synthetic valuation system of luota vegetation is put forward by the valuation of per hm2 in evergreen - deciduous forest, conifer forest, conifer and broadleaf forest, broadleaf forest, scatteredtree - shrub forest, coppice - shrub forest, herbs shrub forest, econamic crop and cereal crops. the plant resources is valued according to the ornamental and green plant. lumber trees and medical plant. ornamental plant includes hosta plantaginea. lilium brownii van viridulum, spiraea cantomiensis and so on. lumber tuees includes zzzelkova schneideriana, emmenopterys henryi, catalpa fargesii and so on
本文把洛塔現存植被分為自然植被與栽培植被兩大類進行研究,通過遙感技術對現存植被按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農作物植被等類型進行分佈面積的統計,在此基礎上,以林產品價值、涵養水源價值、保護土壤價值和凈化空氣價值作為估算的主要參考依據,對已成林的針葉林與闊葉林進行森林生態系統的價值估算,得出面積為1388 . 8hm ~ 2的針葉闊葉林的森林生態價值為1836 . 37萬元,參照這一生態價值量,把洛塔植被按常綠落葉林、針葉林、針闊混交林、闊葉林、疏林?灌叢、矮灌叢、荒草灌叢、經濟作物和糧食作物,以每hm ~ 2的價值量提出了洛塔植被的綜合價值體系。On the base of compendious introduction of position, condition of traffic, choice substratum of this topic and studying significance of bamei eco - tourism region, the thesis has especially narrated strategic significance of developing tourism and regional geological background, has detailed introduced type and feature of tourism resource of bamei eco - tourism region, has deeply analyzed relation of tourism market supplying and needing ; after studying feasibility of conversion of resource and production, the author took the opinion of deeply development of tourism products, and detailed discussed on deeply development of tourism products of bamei eco - tourism region
文章在簡略介紹了八美生態旅遊區地理位置、交通條件、選題依據及研究意義的基礎上,重點敘述了本區發展旅遊業的戰略意義及其區域地質背景;詳細介紹了八美生態旅遊區旅遊資源類型及資源特色,深入分析旅遊市場供需關系;在對資源-產品轉化可行性研究之後,提出了旅遊產品深度開發的理念,並按近期、中期和遠期三個階段對八美生態旅遊區旅遊產品深度開發進行詳細深入地探討。The multiplex, steady, sustainable supply system of mineral resource should be built by improving investment circumstances to attract foreign capitals, exploring mineral resource to increase deposits, taking advantage of foreign mineral products, protecting and utilizing reasonably the mineral resource ; the mining environment should be improved and the ecological mine should be built by exploring new pattern, carrying clean production and so on. mining enterprises should prompt core competence by forming large mining groups, exploiting human resources, increasing economic benefit, optimizing the industry and product structure and so on. epilog : it summarizes this paper ' s basic view and points out the problems that we should continue to solve in the future
樹立環境意識和生態意識,使人和自然協調發展;大力改善投資環境,吸引外部資金,探礦增儲,充分利用國外礦產資源,保護、節約、合理利用礦產資源,建立多元、穩定的礦產資源可持續供應體系;通過探索新機制,依靠科技進步,推行清潔生產等措施來改善礦山環境,建設生態礦山;礦山企業通過不斷創新,組建大型礦業集團,以人為本大力開發人力資源,經濟集約增長,優化產業結構和產品結構等措施,提升企業的核心競爭力,使經濟、社會和環境相互協調,實現礦山企業的持續、健康發展。According to its cause and characteristics of landuse, we can classify such area into two typical areas : area with soil and water erasion and area with land desert
根據其成因和西部土地資源利用特點,可將西部土地生態脆弱區劃分為兩種類型:水土流失嚴重型生態環境脆弱區和土地沙漠化型生態環境脆弱區。Based on an analysis of the history and present status of the farmland - pastoral ecotone in the northern part of china, a new point of view was proposed in this paper for the construction of eco - environmental systems, namely, the industrial structure has to be modified so as to make a functional integration between different parts of the whole system : to give priority to a combination between cultivated grassland and in - shed feeding of domestic animals, and at the same time, to employ a new model of animal husbandry so that the degradated natural grassland can be recovered ; to develop a new type of processing industry for agricultural and forestal products so as to create a pluralistic enterprise structure ; to make a better use of water resources by taking advantages of the abundant resources of energy and minerals, and to restrain the expansion of industries of high environmental cost ; to employ techniques of integration management and restoration ecology, and to speed up the process of woodland and grassland recovery ; to make a thorough plan for arrangements of hills, waters, roads, farmlands, forests and pastures in order to gain an integration at landscape level
摘要在簡要分析中國北方農牧交錯帶形成歷史和現狀的基礎上,提出了北方地區生態環境建設必須從產業結構調整出發、進行系統功能整合的思路:把人工飼草業舍飼畜牧業擺在農牧交錯帶經濟發展的優先位置,推行新型畜牧業經營管理模式,促進天然草場改良復壯;發展「綠色」農林牧產品精細加工業,建立多元化產業結構;發揮能源和礦產資源優勢,合理利用水資源,限制以破壞環境為代價的產業的發展;推廣區域綜合治理與生態恢復技術,加大退耕還林還草的力度;山、水、路、農、林、牧統一規劃,實現生態系統在景觀水平上的整合。The land occupied in the process of urbanization is divided into cropland, garden plot, woodland, grass / rangeland, water area, wilderness. according to the characteristic of land occupation in the process of urbanization, the ecological loss of land is environmental loss, land restoration costs and available ecological loss
本文將城鎮化進程中佔用的土地類型分為耕地、園地、林地、牧草地、水域、未利用地六種,根據城鎮化進程中佔用土地造成土地生態損失的特點,將土地生態系統的生態損失分為有效生態損失、環境損失、恢復費用三部分。Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources
基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地下水資源預測預報工作的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全面的評述,指出了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地下水資源變值系統理論相結合,探討了地下水動態資料分析和地下水資源預測預報的新思路;綜合分析了現今各類地下水管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。In the analysis of ecological relationship between vegetation and environment, we got 11 community types by combining twinspan with dca. the first axis of oca indicated the elevation level and heat gradient while the second axis indicated slope factor. the analysis shows that the resource of tourism in pangquan gully is abundant and the construction is rational
第一軸基本上反映了各植物群落所在環境的海拔和熱量梯度,從左到右,海拔在體呈升高趨勢,熱量呈下降趨勢;第二軸基本反映了各植物群落所在的坡度梯度,從下到上呈良好的發展趨勢,從群落類型來看,各群落類型在排序圖上有規律地分佈,得出龐泉溝植被結構合理,分佈符合自然進化規律,龐泉溝生態旅遊資源未受到破壞,人為因素不明顯。According to the changes of the structure of chromatin and the morphology of cell, the process of the typical spermatogenesis of cipangopaludina chinensis can be divided into five stages : spermatogonium, primary spermatocyte, secondary spermatocyte, spermatid and mature sperm
中國圓田螺典型精子發生時,根據染色質和細胞形態的變化,可將其發生分為以下五個時期:精原細胞、初級精母細胞、次級精母細胞、精細胞和成熟精子。To achieve non pollution, ecological strategy target on chemical indu stry area, this article put forward planning and designing idea which is more marketlized, industurized and ecologized and planning and allocation structure which covers two areas and five districts after analyzing the existing problem of xining chemical industry area
摘要本文通過對西寧市化工園區存在問題的分析,圍繞建設無污染生態型化工園區的戰略目標,提出了市場化、產業化、生態化的規劃設計理念和「兩帶五區」的規劃布局結構。The model of rice ecological balanced fertilization is based on the conservation of mass and the relation of transmuting of the availability nutrition, the balanced fertilization is the best combination of fertilizer input which can meet the needs of high quantity, low investment, none - pollution, and so on
生態平衡施肥模型是建立在質量守恆定律和有效養分轉化關系的基礎上,生態型肥料是同時滿足高產、低投、沒有污染等多目標的最佳肥料投入組合。Biodiversity in addition has become a hot point of recent study. many researches on species diversity of mains millerwere reported, the studies on genetic diversity were rarely reported, especially for the species such as malus toringoides hughes, which is rich in morphological and genetic diversity
遺傳多樣性和生態環境多樣性、景觀多樣性和人文多樣性等幾個方面,而蘋果屬植物物種多樣性的研究比較多,但種內的多樣性及其類型分化的研究少有報道,對于形態和遺傳物質多樣性都相當豐富的變葉海棠更是如此。By embarking on the history of being borne and developing of eco - efficiency, on the basis of theories of relationship between economy and resources and environment, and theory of eco - economy, by using of analytic methods of deduction, induce, empiricism, combining microcosm with macrocosm, comparing, setting up math - economical models, etc, aiming at “ what is eco - efficient organization ”, “ why it is necessary to develop eco - efficient organizations ” and “ how to develop eco - efficient organizations ”, the thesis tries to systematically establish basic framework for the development of eco - efficient organizations in china
與此同時,著重依據資源環境與經濟關系、生態經濟等理論,綜合運用演繹歸納、實證、微中觀與宏觀相結合、比較、數理經濟建模等分析方法,以生態效率型組織「是什麼」 、 「為什麼」要發展、 「怎麼樣」發展為研究主線,論文試圖相對系統和完整地構建我國生態效率型組織發展理論。論文主體內容分四部分:第一篇論述生產與服務組織生態效率化發展的必然性。Part of the thesis gives a thorough analysis on the counter - measures of anti - magnetic nucleate towns development according to the characteristics of sub - developed area in developed region. and gives five counter - measures of anti - magnetic nucleate towns, i. e, agriculture integration and development of distinctive enterprises ; out - going urbanization of population within the limits ; construction of ecological small towns ; planning in the light of local conditions ; improvement of social security system so as to give yuebei mountain area some help in small towns planning and construction
第四部分針對「發達地帶次發達地區」的特性,就「反磁力型」中心鎮的發展對策進行深入分析,即經濟上以農業產業化和特色產業為依託,實施小范圍人口城市化戰略,立足建設生態型小城鎮,規劃手法因地制宜,健全保障體系,以期對粵北山區、乃至與其相類似的發達地帶次發達地區的小城鎮規劃建設有所裨益。Relation between young spike differentiation of ecotypes of wheat at different sowing date in spring and temperature and leaf emergence
不同生態型小麥春播條件下幼穗分化進程與溫度和葉片出生的關系It discussed building the model of ecotype urbanization having the characteristic in chongqing city from three aspects : industrial structure, space layout and town scope system. at the same time, this part analyzed the motive power of ecotype urbanization in the three gorges reservoir region
從產業結構、空間布局和城鎮規模體系三方面探討了建立有重慶市三峽庫區特色的生態型城市化模式,同時分析了重慶市三峽庫區實現生態型城市化的動力機制。分享友人