礦質土 的英文怎麼說
中文拼音 [kuàngzhítǔ]
礦質土
英文
mineral soil-
The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno
研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。Unless economic conditions encourage farmers to invest in mineral fertilizers, soil degradation ( figure 1 ) may be expected, threatening the ability of communities to feed themselves in the future
除非經濟條件鼓勵農民對礦質肥料投資,否則就會造成土壤退化,而威脅民眾未來糧食自給的能力(圖1 ) 。Quality turkey mineral sand is used and advanced equipments are introduced for the bathing device, combined with hot spring which contains diversified minerals and aromatic essential oil, it is the outstanding mineral sand bath in southeast asia
採用優質土耳其礦砂,引進先進設備,配合含有多種礦物質的溫泉水及各類香熏精油,目前是東南亞地區最具特色的礦砂浴。Quality turkish mineral sand is used and advanced equipments are introduced for the bathing device, combined with hot spring which contains diversified minerals and aromatic essential oil, it is the outstanding mineral sand bath in southeast asia
採用優質土耳其礦砂,引進先進設備,配合含有多種礦物質的溫泉水及各類香熏精油,目前是東南亞地區最具特色的礦砂浴。Analysis of mineral elements in soil of tea plantation and tea in shandong province
山東茶園土壤與茶葉礦質元素的分析Fuzzy comprehensive assessment of the underground watercontaminated by the leaching water of dumping area of open pit coal mine
露天煤礦排土場地下水環境質量影響的模糊綜合評價In this paper, regarding the analysis of stability factors of majiatian tailings fill dam, namely regional geologic structure, rock - soil body of dam foundation, poor geology phenomenon, leach consolidation and chemical consolidation of tailings, seepage water of dam body and king - size flood water of majiatian tailings reservoir, a preliminary demonstration on probability of earthquake liquefaction and seepage failure of dam bodys tailings sand soil, of the dam body failure resulted from abutment landslide and of the flood water overflowing crest, as well as on the contribution of leach consolidation and chemical consolidation of tailings to the stability of dam body has been performed
通過對馬家田尾礦庫區域地質構造、庫區不良地質觀察、尾礦淋濾固結和化學固結、壩體滲透水和庫區特大洪水等因素對馬家田尾礦堆積壩體穩定性影響的分析,初步論證了壩體尾礦砂土的地震液化、滲透破壞、壩肩滑坡使壩體失穩和洪水漫頂的可能性,以及尾礦淋濾固結和化學固結作用有助於壩體的穩定性。In this paper, regarding the analysis of stability factors of majiatian tailings fill dam, namely regional geologic structure, rock - soil body of dam foundation, poor geology phenomenon, leach consolidation and chemical consolidation of tailings, seepage water of dam body and king - size flood water of majiatian tailings reservoir, a preliminary demonstration on probability of earthquake liquefaction and seepage failure of dam body ' s tailings sand soil, of the dam body failure resulted from abutment landslide and of the flood water overflowing crest, as well as on the contribution of leach consolidation and chemical consolidation of tailings to the stability of dam body has been performed
通過對馬家田尾礦庫區域地質構造、庫區不良地質觀察、尾礦淋濾固結和化學固結、壩體滲透水和庫區特大洪水等因素對馬家田尾礦堆積壩體穩定性影響的分析,初步論證了壩體尾礦砂土的地震液化、滲透破壞、壩肩滑坡使壩體失穩和洪水漫頂的可能性,以及尾礦淋濾固結和化學固結作用有助於壩體的穩定性。The content of mineral nitrogen content ( nh4 + - n + no3 - n ) decreased during the incubation period after applying nh4 + - n fertilizer and urea. it maybe relates to the nh4 + - n fixation, volatilization, and its nitrification. ( 4 ) fertigation by drip irrigation increased the n uptake and accumulation of dry matter of summer maize, and improved the activity of crop photosynthesis
與滴灌施用硝態氮肥相比,施用銨態氮肥和尿素后在培養期間土壤礦質態氮( n03一n + nh獷一n )的含量有降低的趨勢,降低的原因可能與nh4 +一n在土壤中的固定、揮發及硝化等過程有關。The atmospheric supply of nutrients is usually small relative to the supply of nutrients found in mineral soils.
來自大氣的養分供應量,一般少於礦質土壤本身的養分供應量。Arbuscular mycorrhiza can improve the ability of resisting drought from several aspects : hyphal enhances plants ' chances of absorbing water from soil ; it can improve plants ' phosphorus and another minerals ' nutrition, increase the content of chlorophyll ; observably enhance transpiration and stoma conduction ; reduce the flow of water, permanent languish point, stoma resistance ; change the balance of hormone, promote accumulation plant proline and capability of nitric reductive enzyme
叢枝菌根真菌可以通過以下幾個方面增強植物抗旱性:通過菌絲增加植物對土壤水分的吸收;改善植物的磷營養及其他礦質元素營養;能顯著提高蒸騰速率和氣孔導度;乾旱條件下降低植株葉片水勢、永久凋萎點、葉片飽和虧、氣孔阻力和恢復時間;改變激素平衡。While considerable work has been done for the effects on crops jess work was conducted for the effects on soil quality, especially soil environment in rhizosphere. the objectives of this study were, therefor to discribe the characteristics and effects of applying re on soil mineral nutrition with a soil culture experiment as well as the effects of re on translocation and uptake of mineral ions in rhizosphere with a simulating rhizosphere experiment
本研究以油菜和水稻為供試材料,通過土壤培養試驗和根際模擬試驗並結合室內分析研究稀土對土壤礦質營養的作用及對根際礦質離子遷移、吸收的影響,以期從根? ?土系統出發,為稀土農用增產機理和環境風險性評價提供理論參考依據。Soil quality - determination of particle size distribution in mineral soil material - method by sieving and sedimentation iso 11277 : 1998 iso 11277 : 1998 corrigendum 1 : 2002
土壤質量.礦物土壤材料顆粒尺寸分佈的測定.採用篩分Sand mineralogy of soils constitutes varying proportions of mica, quartz and feldspars
砂質土壤礦物質由各種比例的雲母、石英和長石組成。Am fungi are the widely distributed soil microbe, which can promote host - plant to take up mineral elements from soil, regulate metabolism action inside the host - plant, and enhance anti - reversibility of plants, and promote plant growth, and increase yield of plants, and improve quality of plants
摘要叢枝菌根真菌是廣泛分佈的一類土壤微生物,與植物共生后,能夠促進宿主對土壤中礦質元素的吸收,調節宿主體內的代謝活動,增強植物的抗逆性,促進植物生長,增加作物產量,改善作物品質。Results showed that there were obvious differences in contents between plant and their soil
所涉及的稻作材料和土壤中各種礦質元素的含量差異較大。Variaton of combined humus in soil organo - mineral complexes in process of gras sland restoration
退化草場恢復時土壤有機礦質復合體中結合態腐殖質變化Effects of rainwater - harvesting cultivation on soil moisture and mineral nitrogen accumulation in field of winter wheat
集雨栽培冬小麥田土壤水分和礦質氮Today ' s soil tends to lack essential minerals so these are no longer found in the food we eat, in large enough quantities
今天的土壤日趨缺乏人體所必需的礦物質,所以我們所吃的食物中往往缺乏這些礦質元素。So, combining the characteristic of the lu " an mine area, the author first introduce its position terrace and geological composition water geology and the sociological economy condition, and make a detail statistic analysis of the current land resource in the area. through this, the author gets the damage type damage degree and damage area of the land in this area, and make a prediction of the damage condition in the coming ten years
為此,本論文結合潞安礦區的特點,首先對其所處的地理位置、地形地貌及地層地質構造、水文地質及礦區的社會經濟概況作了簡單的介紹,然後對本礦區現有的土地資源作了較為詳細的統計分析,得出了本礦區土地的破壞類型、破壞程度及破壞面積,並對以後近十年的破壞情況進行了預測。分享友人