agricultural soil 中文意思是什麼
agricultural soil
解釋
耕種地壤- agricultural : adj 農業的，耕種的，農學（上）的。 an agricultural experimental station 農業試驗場。 agricultural...
- soil : n 1 泥土，土壤；土質。2 土地，國土。3 滋生地，溫床。4 農業生活，務農。n 1 臟東西，污物，污穢，污...
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But this additional food is only obtained by a great additional amount of labour ; so that not only an agricultural has much less leisure than a pastoral population, but, with the imperfect tools and unskillful processes which are for a long time employed ( and which over the greater part of the earth have not even yet been abandoned ), agriculturists do not, unless in unusually advantageous circumstances of climate and soil, produce so great a surplus of food, beyond their necessary consumption, as to support any large class of labourers engaged in other departments of industry
但是只有靠大量增加勞動，才能生產出更多的糧食，因此不僅農業人口比起遊牧人口來說空閑時間要少得多，而且由於長期使用不完善的工具和不熟練的技藝（在世界上很大一部分地區直到現在仍是這樣） ，除了在氣候和土壤特別有利的情況下，農民們生產不出超過自身消費量很多的余糧，因而供養不了大群從事其他產業的勞動者。 -
Through analyzing guan zi, zhao guo, fan sheng zhi shu, si min yue ling and other agricultural books, some agronomists on agricultural education, it states that in west han and east han dynasties agricultural science and technology made great progress, such as soil and tillage, drainage and irrigation, farm implements, crop cultivation, gardening, silkworm raising and mulberry growing, environment and ecology, agricultural economics and management
通過對《管子》 、趙過、 《 ?勝之書》 、 《四民月令》等農書及農業科學家農業教育的闡述，指出了兩漢時期的農業教育主要在農業科技教育方面取得進展，具體體現在土壤耕作教育、農田水利教育、農機具教育、作物栽培知識教育、園藝知識教育、蠶桑知識教育、環境生態教育、農業經濟管理教育等方面。 -
Sichuan is one of the agricultural province, locates in the area between the continental climate and oceanic climate, the distribution of precipitation is always disproportional due to the influence of atmosphere circumfluence, the existence of drought and floodwater plus water pollution have produced huge menace to agriculture, water resources utilization, soil erosion and even the life and properties of human being
解決水資源的諸多問題，是擺在全黨、全社會和全國人民面前一項刻不容緩的重大戰略任務。四川作為貧水國的一個農業大省，由於地處海洋性氣候與大陸性氣候交接地帶，受大氣環流影響，降水時空分佈不均，水旱災害極為頻繁，尤其是乾旱對農業生產的威脅最大。 -
Agricultural soils are the ultimate recipient and depository of most applied foliar and soil pesticides.
噴撒于葉面和用於土壤的農藥大多以農業土壤為其最終受體和貯存場所。 -
Then, main projects and synthetic techniques of ecological agriculture construction are discussed. the results indicate that main projects include fertile soil project, water conservancy, forestation and virescence project, agricultural structure adjustment project, agriculture industrialization project, integrated use of agriculture rejectamenta project, high quality and innoxious farm produce project, livestock breeding project, sight - seeing agriculture project, etc. the suited techniques include ecology location scheme technique, agriculture rejectamenta use technique, energy source regeneration technique, sewage biologic depuration technique, innoxious farm produce technique, soil fertility increase technique, ecological control technique of plant disease and insect pests, economizing water technique of dry farming, agriculture environment reconstruction technique, etc. lastly the study brings forward the countermeasure and advice of ecological agriculture development
根據我國生態農業建設成功經驗和濟南市目前生態農業建設基礎，提出濟南市生態農業建設重點工程為沃土工程、農田水利工程、造林綠化工程、農業結構調整工程、農業產業化工程、農業廢棄物綜合利用工程、優質和無公害農產品工程、養殖工程、觀光農業工程等;生態農業建設的關鍵技術為生態位配置技術、農業廢棄物資源化綠色技術、能源再生技術、污水生物凈化利用技術、無公害農產品技術、地力持續培肥利用技術、農作物病蟲草害生態控制技術、旱作農業高效節水技術及農業生態環境綜合整治技術等。 -
Abstract : this paper analyzes causal factors of flood in the middle reaches of changjiang river. due to neglection of environmental management, soil erosion in the upper and middle reaches of the changjiag river, lake sedimentation, large - scale reclamation of marshes, the flood regulation capacity of the lake was descended, and flood stage was risen and prolonged. consequently more and more river levees and lake dikes were reinforced almost every year to prevent the disasters, which made flood level go up and flood period last for more days. the frequency of flood and waterlogging disasters rose and their damage was enlarged. several proposals for flood prevention including agricultural modernization are put forward
文摘: 1998年長江大洪水后開始實施的「平垸行洪，退田還湖」的土地利用調整方案，從長遠來說應尋求農業安全且收入逐漸提高條件下的土地利用，長江中游地區應積極推進農業現代化，提高農業勞動生產率，轉移，減少分蓄洪區的人口，移民建鎮，對區內的土地要促進其規模經營，由優秀的有文化的農民經營，平時只有少量的直接從事農業生產的經營管理人員，農忙時則大量地使用季節性合同工或實現機械化，大洪水時退田還湖，減輕長江幹流大洪水的壓力，減少分洪與特大洪災時的損失，這樣還可促進避洪、冬季農業等的發展，也有利於長江中上游地區陡坡耕地的退耕還林，還可在糧食充足時進行休耕，在旱災、糧食緊張時擴大糧食生產? -
The dissertation reviews the agriculture production history, analyzes the status quo, the change of river system, soil evolvement and the forming course of economic position, and discusses the precondition of the agricultural development of the hhh plain. the agricultural system database of the hhh plain is set up by using mapgis software
總體上考察了黃淮海平原農業生產歷史、現狀形勢；淺析了黃淮海平原的水系變遷，土壤演變過程及其經濟區位條件的形成，初步探討了該平原農業發展的先決條件。 -
The lack of humus and the excessive leaching make this soil almost useless for agricultural purpose.
缺少腐殖質和過度淋濾使這種土壤對農業幾乎無用。 -
Management of n in agricultural ecosystem is one of the most essential factors for agricultural sustainability. injudicious use of nitrogen fertilizer has induced a crucial environmental problem, which includes volatilization of nox to the atmosphere, acid rain, induced leaching of soil nutrients, changes in the global n cycle, and nitrate pollution of groundwater
農田生態系統中長期單一、過量偏施化學肥料特別是化學氮肥，造成農產品品質下降，肥料利用率低，不僅增加了農業生產成本，還嚴重污染環境，已成為農業可持續發展的一個重要制約因子。 -
Plastics - films for agricultural soil desinfection - specification for methyl bromide barrier films and test methods
塑料製品.農業土壤消毒用薄膜.溴代甲烷隔膜規范和試驗方法 -
Article 2 " agro - techniques " mentioned in this law refer to the scientific research results and practical techniques to be applied to crop cultivation, forestry, animal husbandry and fishery, including techniques of breeding good strains, applying fertilizers, preventing and controlling plant diseases and insect pests, as well as plant cultivation and animal husbandry ; techniques of processing, preserving, storing and transporting products and by - products of agriculture ; techniques of agricultural machinery and agricultural aviation ; techniques of irrigation and water conservancy, soil improvement and water and soil conservation ; techniques of water supply and energy utilization in rural areas and agricultural environmental protection ; techniques of agricultural meteorology, and techniques of agricultural management and administration
第二條本法所稱農業技術，是指應用於種植業、林業、畜牧業、漁業的科研成果和實用技術，包括良種繁育、施用肥料、病蟲害防治、栽培和養殖技術，農副產品加工、保鮮、貯運技術，農業機械技術和農用航空技術，農田水利、土壤改良與水土保持技術，農村供水、農村能源利用和農業環境保護技術，農業氣象技術以及農業經營管理技術等。 -
Currently sequestrating co2 to agricultural soil is a. front field in soil carbon cycle studies, among which whether agricultural soil redistribution leads to carbon sequestration has developed scientific, political and social interests
當前，農田土壤固碳過程是土壤碳循環研究中的一個前沿領域，其中農田土壤再分佈過程能否導致土壤固碳已引起科學上、政治上以及社會上廣泛的興趣。 -
Studies on agricultural soil quality evaluation of enshi autonomous prefecture
恩施州農業土壤質量評價研究 -
Soil erodibility and its estimation for agricultural soil in china
中國土壤可蝕性值及其估算 -
Distribution of organic pollutants in agricultural soil in nanjing city
覆蓋變化對長江流域非點源污染的影響及其信息系統建設 -
Using the method of fuzzy cluster analysis, the scientific evaluation and classification were given to the two hundred and sixty pieces of agricultural soil resources in two villages and six towns of longjing city in jilin provice
摘要利用模糊聚類分析方法對吉林省龍井市6鎮、 2鄉的260塊農用土地資源進行了科學的評價與分類。 -
Influence of long - term frtilization on geenhouse gas fuxes fom agricultural soil
長期定位施肥對農田土壤溫室氣體排放的影響 -
Based on analyzing the information system of agricultural soil - water engineering science, one taxonomy according with net - intercommunion is put forward in which agricultural soil - water engineering science is divided into many parts : latest news, subject building, science articles, science units, science fruits, standards and laws, journals and magazines, famous specialist, popular science knowledge, relational link, etc. net - intercommunion ways such as forum on - line bbs, mail - list, index on - line are used in dealing with agricultural soil - water engineering science information
本網站通過對農業水土工程學科信息體系的分析，提出了適應網路化信息傳播的分類方法，將農業水土工程學科分為最新新聞、學科建設、科技文獻、科研院所、科技成果、標準法規、學報雜志、知名專家、科普園地、相關鏈接等幾大版塊，並將網上常用的信息交流手段論壇bbs 、郵件列表、查詢檢索等引入農業水土工程信息處理。 -
Evaluation to heavy metals pollution in agricultural soil in northern suburb of xuzhou city
徐州市北郊農業土壤重金屬污染評價 -
Factors influence agricultural soil releases soc and measures fix c
影響農田土壤有機碳釋放的因子及固碳措施
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