適應土壤 的英文怎麼說
中文拼音 [shìyīngtǔrǎng]
適應土壤
英文
adapted soil-
The plants of natural ecosystems are usually well adapted to the edaphic and climatic character of their region.
自然生態系統的植物，通常十分適應當地的土壤和氣候特點。In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions
本文從試驗及試驗資料入手，取得以下主要成果和結論：對鹽堿地水稻節水灌溉技術進行優化研究，系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響，採用了多目標模糊優化的方法，對灌水技術進行綜合評判，優選了節水灌溉技術，論證該地區宜採用水稻控制灌溉技術；闡述控灌技術通過調節和控制水稻的需水規律，降低水稻高產情況下的無效水量消耗，從水稻生理、生態節水兩方面分析了控灌技術節水機理，針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點；通過控灌與淹灌的定量對照比較，從根系、莖蘗、冠層葉片及綠葉動態到株高，土壤水分變化，抗病蟲害、抗倒伏能力，稻田土溫變化，產量構成因素及稻米品質等諸多方面進行動態比較，分析控灌技術高產優質機理；在鹽堿稻地採用控制灌溉+間歇淋洗模式，跟蹤測試田間水鹽變化狀況，驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性，通過分析水稻控制灌溉淋洗條件下水稻生理生態指標，提出優化控制灌溉+間歇淋洗組合模式，為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。Roll over protective structure ( rops ) is a device which installs on out of construction vehicle. the main functions are : when the vehicle rolling over. rops can prevent the vehicle from rolling over further, and reduce the possibility of rolling vehicle injures operator ; when the vehicle traveling on freezing soil. concrete and rock, it has large resist continuous impact ability ; when the vehicle overturning rops can support the whole vehicle. arrangement of falling object protective structure ( fops ) can block objects ( such as trees, rocks ) so that supply protection for operator. this problem is that research rolling over and falling objects protective structure of bulldozer by learning research condition of rops / fops and relative lay down international standard. on the base of theory analysis. detrudes counting formula of rops / fops deformation through founding mechanics analysis model of rops / fops at the stage of elasticity and plastoelastic. and finds a set of feasible nonlinear finite element analysis counting. lt calculates rops / fops plastoelastic deforma variable of 320hp bulldozer, bulldozer has been carried out by optimizing design method
其主要功能是：當車輛滾翻時， rops能刺入未凍土壤而阻止車輛的進一步滾翻，降低滾翻的車輛對系著安全帶司機軋傷的可能性；保證rops在碰撞和沖擊變形不大的地面（如凍土、混疑土上、巖石）時，能具有相當大的抗連續沖擊能力；當車輛已經處于顛覆狀態時，已經變形的rops應能支撐住整車。落物保護裝置（簡稱fops ） ，其構件的布置方式要能遮蔽墜落的物體（如，樹木、巖石等） ，以便對司機提供適當的保護。本課題主要通過了解國內外有關對rops fops的研究情況和有關國際標準的制定，對大型推土機傾翻和落物保護裝置進行研究，在理論分析的基礎上，通過建立rops fops的力學分析模型，推導彈性、彈塑性階段rops fops變形的計算公式，建立一套可行的rops fops的非線性有限元分析計算方法。In order to solve this problem, we find a kind of herbages plant - sabaigrass ( eulaliopsis binata ) which not only can accommodate the badly environment of purple soil but also have excellent water and soil conservation effect and good economic benefit. this study adopt quantitative and qualitative methods, through comparative study of four different utilization types : sabaigrass treatment, grass tree solid plating treatment ( planting sabaigrass under fruit trees treatment ), bare land treatment, natural wild grassland treatment, study water and soil conservation effect, soil water condition, soil constructors condition, soil fertility condition and soil surface temperature, then evaluated the water and soil conservation effect of plating sabaigrass in purple soil bare sloping field and probed into water and soil conservation mechanism. the main results are as follows : 1
本研究針對湖南省衡邵盆地紫色巖地區日益惡劣的生態環境，從紫色土荒坡地水土流失治理入手，在尋求出既適應紫色土荒坡地惡劣環境又有良好水土保持作用和一定經濟效應的作物? ?龍須草的基礎上，用定性和定量相結合的方法，以「龍須草純種」 、 「龍須草與果樹立體種植」 （簡稱林草立體種植，下同） 、 「空曠地」 、 「自然野生雜草地」四種不同的土地利用方式進行對比研究，從水土保持效應、土壤水文狀況、土壤結構、土壤肥力狀況、地表溫度狀況等方面分析、評價紫色土荒坡地種植龍須草防治水土流失的效應，並對其機理進行了初步探討，主要研究結果如下： 1This paper aimed at present status that most researches assembled in chemical products, adopted different determine methods, represented the transformation characteristic of nitrogen among water and soil of the sulphureous urea, confirmed the nutrient release speed, found out the optimum determine method in agricultural production application
針對目前對緩釋肥料釋放特性的研究集中在化工製作領域這一現狀，採用不同的測定方法，闡明含硫尿素中的養分氮在水及土壤中的轉化特點，確定養分的釋放速率，以求找出適合農業生產應用的方法。Based on the principles of restoration ecology and main aim of karst vegetation restoration at present, take huajiang canyon with a typical degraded vegetation area located in southwest guizhou as an example, we study bio - ecological features of the volunteer plants with some economic values and the soil environment, for the purpose of making some models of the pioneer plants to popularize
根據恢復生態學原理和喀斯特區植被恢復的目標，以位於貴州省西南部的典型喀斯特植被退化區花江峽谷為例，通過研究該區具一定經濟價值和推廣價值的先鋒植物的生物生態學特徵和土壤環境，研究適于推廣應用的先鋒植物群落模式。The paper fristly compared the fertile soil with the incinerated sterile soil on the number of micro - algae, soil ph value, soil organic matter soil available phosphorus and soil nitrogen. and then, the author put fertile soil, which included micro - algae, proportionally into sterile samples and cultivated them respectively under illumination condition ( micro - algae can live and reproduce ) and dark condition ( micro - algae will die in some time ). the above indices were measured in 0, 30, 60 and 90days respectively, the analyse of the interrelation between the change of micro - algae ' s number and the changes of soil ph value, soil organic matter, soil available phosphorus and soil nitrogen indicated : ( l ) soil micro - algae which were native to fertile soil conld adapt to the changed circumstance and light acted as a decisive role to the distribution of soil micro - algae. under dark condition, the micro - algae ' s number declined gradually and went to zero in the end, while under illumination condition, on the 90th day, the micro - algae ' s number of per gramme was 6 - 7 times more than that of the beginning
本文首先對肥沃土壤與經高溫焚燒后的貧瘠土壤中的微藻數量、土壤ph值、有機質含量、有效磷含量和全氮量進行比較研究，然後將包含微藻的綠化苗圃地肥土按不同比例接種進入貧瘠土樣中，分別在光照條件和黑暗條件下進行培養，在0天、 30天、 60天和90天分別檢測以上指標，比較有光條件和無光條件下，即有藻條件和無藻條件下貧瘠土樣所發生的變化，並分別對微藻數量的變化與土壤ph值、有機質含量、有效磷含量和全氮量的變化之間做相關性分析，以評估肥沃土壤中的微藻接種進入貧瘠土壤后的生長情況以及對貧瘠土壤的改良作用。研究結果表明： （ 1 ）土壤微藻對環境有較強的適應能力，且光照對其分佈起了決定性的作用。Distributing pattern of soil properties, including soil moisture and nutrients beneath the natural shrubs of sabina vulgaris and its ecological adaptability of clonal traits to sandy habitats in mu us sandland were studied using field experiments
應用野外實驗生態學方法研究了毛烏素沙地天然臭柏灌叢地土壤資源的分佈格局及天然臭柏克隆特性對沙地環境的生態適應性。In the present study, a compartment cultivation system and histochemical staining were used to investigate the influence of soil available p level, plant p status and soil organic p on the growth and metabolic activity of am fungi. differences in metabolic activity among am fungal isolates and the relationship between metabolic activity and mycorrhizal effectiveness were al so investigated. in addition, am fungi from a wide range of environmental conditions ( originally isolated from north, central and south china ) were used to study the ecological adaptability of am fungi and the influence of edaphic conditions on am fungal growth and metabolic activity
本研究採用分室根箱、組織化學等手段研究了土壤施磷水平、植物磷營養狀況、土壤有機磷對am真菌生長和代謝活性的影響；不同am真菌的代謝活性及其與菌根效應之間的關系，並對我國華北、華中和華南地區篩選出的高效菌株進行了生態適應性的比較，以期在理論上闡述宿主植物生長狀況及土壤條件對菌根真菌生長和代謝活性的調控機制，篩選出具有廣泛生態適應性的am菌株。Pneumatophores are an adaptation to waterlogged, poorly aerated soils, allowing roots to exchange gases
呼吸根是對充滿水的、通氣性差的土壤的一種適應，使得根能夠進行氣體交換。( am ) fungi exhibit low host specificity and form mutualistic associations with a wide range of host plant species over a wide range of environmental conditions. some characteristics of am fungi, including hyphal growth, distribution and metabolic activity, are closely related to mycorrhizal efficiency and to ecological function of am fungi, and may be influenced by host plant and soil conditions
叢枝菌根共生體由宿主植物和真菌共同組成，菌根真菌的生長、代謝活性、菌絲分佈以及生態適應性等特徵不但與菌根效應、菌根真菌的生態功能密切相關，而且受到宿主植物和土壤條件的影響。Comprehensive evaluation of soil fertility for cultivated land based on gis and soil basal niche - fitness model
土壤基礎生態位適宜度模型在耕地土壤肥力綜合評價中的應用Because the appreciate interplanting period is between wheat heading and milking stage, when wheat needs 1500 - 1800 m3 / ha water, water supply should both ensure wheat requirement and prepare suitable soil moisture for maize emergence
因為適宜套種期是小麥抽穗灌漿期，小麥需水1500 ~ 1800米3 /公頃，供水應保證滿足小麥需要和玉米出苗的土壤濕度。The result of experimentation on coupling effect of water and fertilizers on spring corn in the three gorges reservoir area indicate that water stresslead the effect low of highness and lai, and the most effect is made in shooting stage ; it has a significant positive correlation between the yield of corn and biomass, and hasn ' t none significant positive correlation between the yield of corn and the weight of roots ; the coupling effect of water and n is significant, but the coupling effect of water and k is not significant, the maximum yield of corn condition fitting - water and medium n, corn absorbs n has a threshold value during the growth, and using superfluous n is able to prick up soil drought and crop drought ; water is the leading factor which effects the yield of corn, next is n and k
摘要三峽庫區春玉米盆栽水肥耦合試驗研究結果表明，水分脅迫導致玉米株高和葉面積指數降低，以拔節期受到影響最大；玉米產量與生物量呈顯著正相關關系，產量與根重無顯著正相關關系；水氮耦合效應顯著，適宜水分和中氮處理下玉米的產量最高，玉米生長發育對氮肥的吸收存在一定的閾值，過多施用氮肥會加劇土壤乾旱和作物乾旱，水和鉀耦合效應對玉米產量影響不顯著；水分是影響玉米產量的主導因素，其次是氮效應和鉀效應。The sub - model for design of population density was developed according to the principle of determining boll number from target yield, fruit node from boll number, fruit branch from fruit node and population density from fruit branch by integrating the effects of sowing date, cutout date, effective temperature accumulation above 12, variety type, and fertilizer and water management levels. sowing rate was then decided by integrating the effects of different soil water and salt contents, ph, temperature and sowing style on seedling emergence rate with relative weight method
基於「以產定鈴、以鈴定節、以節定枝、以枝定苗」的原理，同時考慮播種日期、打頂日期、 12的有效積溫、品種株型特性、肥水管理水平差異等因素來確定適宜的種植密度；在此基礎上，應用相對權重法計算土壤含水量、含鹽量以及整地質量和播種方式等多個生態環境因子對出苗率的綜合影響，進而確定播種量。A plant adapted to living in a dry, arid habitat ; a desert plant
旱生植物適應在乾燥含堿的土壤里生長的植物；沙漠植物The common species of two mine fields were gconstrictum and gintraradices. all these species whch had better ecological adaptation better ability to resist heavy metal toxicity should be the potential species for application in bioremediation
這些種具備良好的重金屬污染土壤中從枝菌根菌的種群分佈特徵與菌根效應研究的生態適應性和對重金屬污染的較強的耐性，是種質資源開發的重點。In plants, there is an ecological and physiological mechanism of adaptability to soil water stress, which provides the signal and basis for the diagnosis of water deficit
植物本身具有一種適應土壤水分脅迫的生理生態調節機制，以度過不良的生長環境，這為水分虧缺診斷提供了信號和依據。The two species with big niche in soil moisture, soil salt and organic matter overlapped greatly ( 0. 4203 ) each other, indicating similarity of adaptation to soil salt
二者在土壤鹽分維上的生態位重疊最大（ 0 4203 ） ，表明了這兩個優勢種在適應土壤鹽分方面有相以的特性。It repeatedly became clear that comcat had a slight enhancing effect on seed germination but a significant effect on especially root growth in young seedlings of several test crops, subsequently leading to the establishment of strong seedlings that were better adapted to utilize the available soil water as well as nutrients
從而更清楚地看到康開/碧護對種子發芽期有微弱提高作用，但對幾種作物的在種子的播種其的根生長具有很大作用，從而起到非常強育苗作用適應土壤水和營養物質。分享友人