泥質壤土 的英文怎麼說
中文拼音 [nízhírǎngtǔ]
泥質壤土
英文
silty loam-
The soil self - purification, the influencing and determinate factors of the soil environmental capacity, and its application in controlling the area gross pollutants, constituting the soil - environmental quality standards, the irrigation water quality standards and the contaminative mud standards in farmland were discussed
論述土壤自凈作用，土壤環境容量影響和確定因素，土壤環境容量在區域污染物的總量控制、土壤環境質量的標準的制定、農田灌溉水質標準、污泥農田施用標準等方面的應用。Soil is the base of agriculture production, the key measure to prevent water and soil loss is to conserve soil, but most soil nutrient is lost with the sediment loss, and serious water and soil loss make the soil thickness degrease, the soil nutrient be deficient and lean, the land quality degrade and the yield of plant decrease, all this results is going to threaten the people ' s transplanting and the agriculture sustainable development, and restrict the economy development of three gorges regions
同時，土壤是農業生產的根本，治理水土流失的關鍵是要保住土壤，而土壤養分絕大部分是隨著泥沙流失的，嚴重的水土流失造成土層淺簿、養分貧瘠，土地質量退化，產量下降，對三峽庫區移民工作和農業可持續發展造成嚴重威脅，制約三峽庫區經濟發展。因此進行三峽庫區坡耕地土壤侵蝕機理研究，探索減輕坡耕地土壤流失的方法措施，具有全局性的重大意義。An improved method for extraction of soil humic acid was used to isolated dissociative humic acid ( ha - i ) and enwrapped humic acid ( ha - ii ) from paddy soil and pohakee peat. quantified and characterized ha - i and ha - ii with 13c nmr, py - gc - ms, optical and elemental analysis. the results indicate that two humic acids are highly different in structure, and ha - ii is more condensed
採用一種改進的腐殖酸萃取方法從珠江三角洲稻田土壤和pahokee泥炭中分離出了游離腐殖酸（ ha - ）和包裹腐殖酸（ ha - ） ，並採用元素分析、 ~ （ 13 ） cnmr 、 py - gc - ms和有機巖石學方法對ha -和ha -進行了定量和定性研究，結果表明兩種腐殖酸在性質和結構上是有區別的。Based on the research of intertidal flat topography measure at home and abroad, this article avoids some problems troublesome, such as the dependence of the station of tide gauging, precise match of images and so on. first, we monitor soil water content of intertidal flat through building correlation model between soil water content of intertidal flat and landsat tm data, then we analyse the correlation between soil water content and topography of intertidal flat, last, we extract topography of intertidal flat combining with gis
本文在總結國內外潮灘地形測量研究的基礎上，避開對潮位站的依賴和影像精配準問題，以江蘇大豐港堤附近淤泥質潮灘為研究區域，通過遙感方法建立潮灘土壤水分與tu光譜值的定量數學模型，提取潮灘土壤含水量信息，然後通過潮灘土壤水分與地形的定量關系，結合gis技術反演潮灘地形。The central concept of histosols is that of soils that are dominantly organic. they are mostly soils that are commonly called bogs, moors, or peats and mucks
有機土的主要特性是其組成以有機物質為主。有機土主要是通常被稱為泥沼、沼地、澤地或沼澤的土壤。Evaluation of the effects of environment of drinking water and simulated forecast of the water quality ' s changes ; analysis of the surface water and soil pollution
集中式飲用水源環境影響評價及水質變化模擬預試；地表水及底泥、土壤污染分析。Earthworms are used at nutrilite because they help to aerate the soil, speed up decomposition of plant material plowed back into the soil, add natural humus material called castings and break up water channeling through tunnels for dispersion
39健爾力利用蚯蚓幫助疏通土壤的空氣，加快植物分解並重新溶入泥土中，為泥土加入天然的腐植質，同時，蚯蚓在泥土中四處鉆動，有助水分滲透。The retention and accumulation of organic matters, n and p in sediment of wetlands the contents of organic matters and tn ( total nitrogen ) are higher in the layers below 40cm in reed ( phragmites communis ) and wild rice ( zizania latifolia ) wetland sediments, compared with that in the same layers of field soil
有機質、 n 、 p在溝渠濕地底泥中的累積效應蘆葦（ phragmitescommunis ）和茭草（ zizanialatifolia ）濕地底泥對有機質、 tn 、 tp有持留和累積作用。 40cm以下深度的底泥中沉積了遠較農田高的有機質和tn ， tp在蘆葦和茭草濕地底泥中的含量均高於處于相同層次的土壤中的含量。In the sandy layer, the soil composition gradually increases and a ku - lau rock rock formed by coral fossil structure appeared lying in the south - north direction. the ku - lau rocks were structured with the bricks lying in the east - west direction
沙土層內，土壤質逐漸增加，出現南北向咕?石結構，與東西向磚塊堆積結構，其中咕?石表現先敷上白灰，其次再為水泥。Sludge. organic soil conditioners. growth media. determination of dry matter
污泥.有機土壤改良劑.生長培養基.干物質的測定The results show that topographic slope gradient has important influence on soil and water loss, the bigger slope gradient and the more soil and water loss, and the slope gradient 15 is a relative threshold of soil erosion modulus, but the influences of topographic height and slope aspect are slight
結果表明：地形坡度是影響徑流和泥沙產生的重要因素，產生徑流和泥沙的模擬值隨地形坡度的增大而增大，地形坡度15是坡耕地土壤侵蝕模數的相對質變點；地形高程和坡向對產生徑流和泥沙的影響不大。分享友人