黑土地區 的英文怎麼說
中文拼音 [hēitǔdeqū]
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Research on the measure to water and soil erosion prevention in black earth area
黑土地區防治水
土流失的對策研究
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The elementary idea of the reference units method can be described as follows : firstly, by the setting of double series of reference units, we can control the highest and lowest land quality class of each village or town ; secondly, the class of the arable land will be get through the contrast between the arable land with the reference unit which has been selected in the same area, the difference in quality is the key factor to classify the land. the results show, 87. 6 % of the lands from i to iii distribute on alluvial and lacustrine plains, where the associated soils are mainly grey fulvo - aquic and calcareous concretions black ones. and 61. 4 % of them from iv to vi distribute on slightly rolling parts with mainly yellow - cinnamon soil developed from the diluvial and slope deposits
分等結果表明:臥龍
區等的耕
地中,有87 . 6分佈在沖積、湖積平原
區,主要
土壤類型是在河流沖積物上發育形成的灰潮
土、在湖相沉積物上發育形成的砂姜
黑土;等耕
地中,有61 . 4分佈在壟崗
區,主要
土壤類型是洪坡積物上發育形成的黃褐
土:而、等耕
地集中分佈在丘陵
區,主要
土壤類型是殘坡積物上發育形成的粗骨性黃褐
土,等別結果分佈總體上體現了不同
地貌類型、
土壤條件下耕
地質量的差異。
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Introduce according to the relevant data, persian cat is in around 16 centurieses, from the himalayas cat and angola cat miscellaneous hand over, lift through several years to breed but grow purely. persian cat ' s figure is bigger, wering grown by the hair and thick and airtight, head circle big, the face is flat even, sum breadth the ear is small, circle the eye snub - nosed tone short breadth, the body feels round and smooth because the hair grows, the arms and legs is thick short soft, the tail is fluffy and bulky, giving person a kind of noblest felling. persian cat ' s pressing is canned is divided into a white, black, red by the hair color ' s dissimilarity, yellow, dark gray, blue, double color, tortoise shell color, miscellaneous color, tiger spot color etc. species. take species of the red as among them valuable
根據有關資料介紹,波斯貓是在16世紀左右,由喜馬拉雅貓和安哥拉貓雜交,經過多年的提純繁殖而培育出來的.波斯貓體形較大,被毛長而且厚密,頭圓大,臉扁平,額寬耳小,圓眼塌鼻口吻短寬,軀體因毛長而感覺渾圓,四肢粗短柔軟,尾蓬鬆粗大,給人一種雍容華貴的感覺.波斯貓按被毛顏色不同可分為白色,
黑色,紅色,黃色,暗灰色,藍色,雙色,玳瑁色,雜色,虎斑色等品種.其中以紅色的品種尤為名貴.波斯貓外表美麗大方,叫聲細小甜美,性格溫和,膽大好奇,喜歡與人親近,善解人意,容易調教,是一種深受人們喜愛的高貴寵物.有關波斯貓的起源眾說紛紜,現較統一的說法是在阿富汗
土著長毛貓的基礎上,同
土耳其或亞美尼亞
地區的安哥拉貓雜交培育而成。
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A region of southwest yugoslavia bordering on the adriatic sea. an ancient balkan state, it long resisted the turks and from1910 to1918 was an independent kingdom. montenegro then joined the newly formed kingdom of the serbs, croats, and slovenes, which became yugoslavia after1929
黑山南斯拉夫西南部一
地區,位於亞得里亞海沿岸。古代巴爾干國,它長期抵抗
土耳其,並於1910至1918年間成為獨立王國。后來加入了由塞爾維亞、克羅埃西亞和斯洛維尼亞新組成的王國,這一王國在1929年後成為南斯拉夫
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In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor
針對當前
黑土利用現狀,本文借鑒眾多學者的研究方法和觀點,在吉林農大
黑土區選擇利用方式不同的玉米
地、休閑
地、果園、草
地,在玉米
區進行了不同數量的施肥,通過野外試驗,採集一年自然降雨產流及泥沙樣品,同時採集降雨前後的耕層
土壤樣品,研究了
黑土區地表徑流對氮磷養分特徵及肥力退化的影響,結果表明:
土壤侵蝕和氮磷的流失受諸多因素的影響,降雨量、降雨強度是重要因子,而降雨強度是影響農田
地表徑流養分流失的最重要的氣象因子,特別是暴雨,暴雨徑流中氮磷濃度較平時高得多;隨作物生長,覆蓋度逐漸增加以及不同利用方式下表現的覆蓋度差異,氮磷流失都表現為顯著的差異。
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For example the concrete faced rock - fill dam in frigid zone is distinctive in terms of frost resistance and durability, cushion material seepage prevention and frost heave, adaptability of darn filling with season coordination among construction diversion, flood discharge and the whole construction schedule etc. lianhua construction which is situated in mudanjiang basin of heilongjiang province firstly creates the successful record of construction of large - size faced rock - fill dam in frigid zone, a series of internal and external problems not having a precedent to go by have been solved
如在面板的抗凍耐久性、墊層材料防滲和凍脹特性、壩體填築與季節的適應性、導流和度汛與總體進度的協調等方面,寒冷
地區混凝
土面板堆石壩均有其獨特之處。蓮花工程位於
黑龍江省牡丹江流域,首創了高寒
地區修建大型面板堆石壩的成功記錄,解決了一系列國內外均無先例的難題。
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Effect of topography on ephemeral gully erosion in northeast china with black soils
東北漫崗
黑土區地形因子對淺溝侵蝕的影響分析
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The author analyzed the hindering factors during the process of sustainable development of black soil resources in the black soil zone of northeast china through field work and data collection, and probes into the countermeasures, which are strengthening agricultural development planning, arable land conservation in black soil zone, cultivated technology improvement and basic cultivated land conservation, of sustainable development of black soil resources in the black soil zone
根據實
地調研結合資料,分析了東北
黑土帶
土地資源可持續發展的主要問題;提出了
黑土資源的可持續發展對策,即:加強農業發展規劃;保護
黑土區耕
地,農耕技術上改進,加強農田基本建設等。
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This project provides the important theoretical basis on realization of the execution for goal of generally economic development, on establishment one the important productive base of green foodstuff and food production, on utilization to land resources sustainable and development of social economics sustainable
該項目的研究,為保證
黑龍江
區域總體經濟發展目標實施,建成國家重要的商品糧和綠色食品生產基
地,為實現
黑龍江
區域
土地資源的可持續利用和社會經濟的可持續發展提供重要的理論依據。
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At present, with the development of land, there appear many phenomenon that soil structure was deteriorating, soil was getting hardened and impervious, black soil layer was getting thinner
黑土是我國的主要耕作
土壤,目前隨著
土地的開發,一些
地區土壤結構破壞,板結嚴重,
黑土層變薄,
地力減退。
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Characterization of fresh bc and asphaltenes show that fresh bc structurally rigid and physically condensed. and different to graphite, bc contains a little aliphatic groups and oxygen - containing groups
但現代碳
黑又不同於石墨,它還具有一些含氧官能團、脂珠江三角洲
地區土壤和表層沉積有機質的非均質性研究肪碳等結構。
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Effect of some special compound fertilizer on shajiang meadow soil
作物專用摻混肥在砂姜
黑土地區施用的增產效果及效益分析
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Absolute amounts of soil erosion is not large for the falling gradient in black soil region, but the nutrient is high in erosion soil, the nutrient of erosion soil and runoff is high, which leads to soil fertility degeneration, while n and p nutrient pour into water with surface runoff, it leads to water nutrient enrichment and pollution, and becomes one of confined factors of water nutrient enrichment
吉林農業大學碩士學位論文
黑土地表徑流氮磷養分特徵及其與肥力退化的關系由於
黑土耕作
區坡度平緩,
土壤侵蝕的絕對量並不很大,但由於
土壤中攜帶的養分高,養分流失的較多,流失的養分將引起肥力的退化,而且氮磷等養分隨
地表徑流流出匯入各種水體,引起水體富營養化和污染,成為水體富營養化的限制因子。
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In heilongjiang province, there is the biggest natural forest area in china, and there are vast songnen plain and sanjiang plain. on people ' s impression, it is in this region that there is vast primeval forest, wide prairie and fertile black field. as a famous productive base of log and commodity grain in china, heilongjiang province has made a great contribution to our country
黑龍江
區域有我國最大的天然林
區,又有遼闊的松嫩平原和三江平原。該
區域有浩瀚的原始森林,廣闊的大草原和肥沃的
黑土地,長期以來作為國家重要的木材生產基
地和著名的商品糧生產基
地,為國家的經濟建設做出重大貢獻。
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Spatial and temporal variability of soil quality in typical black soil area in northeast china in 20 years
20年來東北典型
黑土地區土壤肥力質量變化
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The soil macro - arthropods were hand - sorted in the field. [ result ] a total of 2 357 soil macro - arthropods individuals was captured and fell into 5 classes, 9 orders and 70 families. [ conclusion ] the results suggest that the types of land use affect the species richness and abundance, and human activity has a significant impact on the soil macro - arthropods community
選取吉林省中部
黑土區農田、居民點園
地和「三北」防護林等典型農業
土地利用生境作為研究樣
地,於2003年7月和9月分別進行大型
土壤節肢動物調查,研究大型
土壤節肢動物的群落組成與生態分佈。
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Owing to the disbandment of the task force ( black spots ) team on 1 april 2004, the number of cases for clearance of environmental black spots on private and government land in the new territories will drop sharply from 347 in last year to 44 in 2004. after the disbandment of the task force ( black spots ) team, will the work concerned be taken up by the district lands offices
由於清理環境專責組將於今年4月1日解散,政府在清理新界私人及政府
土地上的環境
黑點數目,由去年的347宗,大幅下降至44宗。請問在解散清理環境專責組后,政府是否將有關工作交由分
區地政處處理?
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With the disbandment of the task force ( black spots ) team in april this year, the clearance of environmental black spots on private and government land in the new territories will be taken over by the district lands offices. in this connection, will the government inform this council that this task will be specifically handed over to which staff grades in the district lands offices and what is the number of staff involved
由於清理環境專責組在今年4月解散,清理新界私人及政府
土地上的環境
黑點工作,將交由分
區地政處處理;就此,政府可否告知本會,有關工作將具體交由分
區地政處那些職系人員負責,涉及的人數多少?
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The plants growing on the land surface can be affected by the occurrence and movement of water and salt in the aeration zone. in order to understand the characteristics of occurrence of water and salt in the aeration zone, we installed three tensionmeter systems. which includes 35 ceramic cups, in the soil of ejnqi oasis on the downstream of heihe river in inner mongolia province. the moisture potential distribution in aeration zone was observed, and the samples of water and soil were collected along the heihe river
為了了解綠洲包氣帶水分、鹽份的分佈特徵,我們在
黑河下游的內蒙古額濟納旗綠洲安裝了3組35支負壓計,觀測包氣帶中的水
土勢,並沿
黑河河谷從下游的額濟納旗到中游的張掖採集
土樣和水樣,測試
土壤的易溶鹽和潛水的化學成分,從包氣帶中水
土勢和鹽份兩個方面來研究乾旱
地區水分和鹽份在包氣帶中賦存和運移規律。
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According to the observation data and outcomes of artificial rainfall, based on the overland flow formulas established slope farmland runoff model
摘要在野外模擬降雨的基礎上,建立基於一維聖維南運動方程的黑土區坡耕地徑流模型。