crop production technology 中文意思是什麼

crop production technology 解釋
作物生產技術
  • crop : n 1 農作物,莊稼;收獲;收成;〈the crops〉 一季的收獲量,產量。2 (同一時期出現的人物等)一批,...
  • production : n 1 生產,產生;【物理學】(粒子的)生成;製造;(電影的)攝制;(戲劇的)演出;著作。2 產品,製...
  • technology : n. 1. 技術,工程,工藝。2. 製造學,工藝學。3. 術語(匯編)。
  1. Precision agriculture ( pa ) is a very important direction for agriculture development in 21st century. pa will promote the change from extensive agriculture to knowledge and technology - based agriculture. in developed countries, pa is considered as a revolution of crop production and management at the threshold of the new millennium

    精細農業是21世紀農業發展的一個重要方向,將推動粗放型農業向知識型、技術型的現代農業轉變,在發達國家已被認為是跨世紀作物生產管理的一場革命。
  2. The mission of the conservation and production research laboratory is to 1 ) develop improved water management methods and irrigation technology for sustaining or enhancing crop productivity, improving water use efficiency, reducing ground water use, and enhancing water and soil quality ; 2 ) develop management practices that optimize the use of water, soil, climatic, and nutrient resources for economically and environmentally sustainable crop and livestock production systems under dryland and limited - irrigation conditions ; 3 ) develop systems for utilizing renewable energy sources ( wind, solar, and biofuels ) for pumping irrigation, livestock, and farmstead water and generating electric power ; 4 ) develop regimens that reduce environmental risks posed by accumulations of feedlot wastes by reducing the phosphorus content, improving nutrient utilization, and applying manure to grasslands

    描述:美國農業部保持與生產研究實驗室的主要任務是: 1 .開發水資源管理方案或灌溉技術,提高用水效率,減少地下水使用,改善土壤和水質; 2 .使水資源、土壤資源、氣候和養分資源達到最優化,以保證在乾旱和灌溉條件有限的地區種植業和畜牧業能可持續發展; 3 .開發可再生能源用於灌溉、畜牧飼養和發電; 4 .通過減少磷成分,降低飼養場廢棄物的環境風險,將其施用於牧草地,提高養分利用率。
  3. Energy crop sweet sorghum breeding and energy conversion technology on ethanol production from sweet sorghum stem

    能源作物甜高粱良種培育及其莖稈制取乙醇技術
  4. Including actuality evaluation, environmental identification analysis, dynamic harmonious analysis, dynamic simulation analysis and policy decision putting into optimization scheme. the results showed as follows. 1, in the current agricultural production structure, output value of animal husbandry and crop planting occupy 93. 4 % of agricultural total output value, and forestry and fishery do not get fully reasonably develop ; the wild economic vegetables and fruits resources and water resources etc, are the superiority environment factors of agriculture development of this area, and the slope farmland and service system etc, are limited environment factors, and the science - technology and labor quality etc, are potential environment factors ; there exists some problems in the agricultural production system, for example, single productive constitution do n ' t correspond with varieties of resources, rich plant resources exploitation scarcity and economical crop development lag

    本文選擇四川盆周山區這一特定地貌區域作為研究對象,以滎經縣為代表研究了該區農業生產結構的優化調整,包括農業生產系統的現有結構評價、環境辨識分析、動態協調分析、動態模擬評價分析和實施優化方案的決策建議,結果表明: 1 、滎經現有結構為以畜牧業和種植業並重的豬糧為主的農業生產結構,二者產值占農業總產值的93 . 4 ,林業、漁業未得到充分合理發展;野生經濟菜果資源、水資源等為該區農業發展的優勢環境因子,坡耕地、服務體系等為限制環境因子,科技、勞動力素質等為潛力環境因子;同時該區農業生產系統存在著生產結構的單一性與資源多樣性的利用不協調、豐富的植物資源開發不足、經濟作物發展滯后等問題。
  5. His presentation, entitled " the energy crop - sweet sorghum breeding and bioethanol conversion technology " described the sweet sorghum plantation in heilongjiang provingce in the year 2004 and in liaoning province in 2005, compared sweet sorghum with bulrush in salt march, analyzed the economical index of producing bioethanol with sweet sorghum, and equipments and plant developed for the production. mr. wu chuangzhi, research fellow deputy director general of guangzhou institute of energy conversion, chinese academy of sciences china, spoke on biomass gasification electricity generation and its industrialized application model

    他指出,該技術具有靈活性較大多功能單位投資較低完全國產化,技術可復制性強等特點,適應谷殼木屑秸稈豆殼等各種原料,可實現200至6000kw不同發電規模,目前已簽訂合同23項,建成21項,並就其在中國東北華北華東華南和東南亞國家等不同地區的應用情況和前景進行了分析。
  6. Based on the conclusions of the study of greenhouse in foreign countries, the development of greenhouse and standardizing, greenhouse structure, crop and environment model, environment control technique in china ; analyzed the disadvantages of greenhouse production, such as low technology, low level and low management ; and made a new annotation of the development of this production in our country

    摘要在總結國外設施園藝行業研究現狀,對國內設施園藝產業發展、標準化進程以及設施結構、作物和環境模型、環境控制技術等科研進展的基礎上,指出中國設施園藝行業發展的存在科技含量低、設施水平低下和運行管理水平低等多方面的不足之處,並對今後中國設施園藝行業的發展方向作了探討。
  7. Balanced npk fertilization offers a well known and relatively easy technology for increasing crop production rapidly in china. however, this is not the only technology available

    氮磷鉀平衡施肥為中國盡快增加糧食產量提供了一項人所共識、相對易行的技術。當然,這不是唯一可行的技術。
  8. Pakistan is endowed with the climatic versatility, land suitability, water avahability and the appropriate technical knowledge on scientific crop production technology to produce high crop yields as can be seen from data in table 2

    巴基斯坦氣候多樣、土地適宜、有效水充沛,並有適當作物生產科學技術知識以取得高產,可參看表2 。
  9. The agricultural production holds an important position in baoding area, winter wheat and summer corn are the main grain crops and cotton is the main cash crop. the water resources used in agriculture include rainwater resources used directly by crops and surface water resources or underground water resources which is used through irrigation. there have been lots of rainwater waste because of lacking in research on rainwater resources utilization and in perfect engineering technology in baoding area. to make full use of rainwater is important to alleivate the water resources crisis and improve the ecological environment, the main objectives can make more rainwater turn into soilwater that can be utilized by crops directly and decrease the crops requirments for the surface and ground water resources

    用於農業生產的水資源包括直接利用的雨水資源和通過灌溉補充的地表水資源和地下水資源。目前,保定市對直接用於農業生產的雨水資源尚未進行深入細致的研究,而且雨水資源的利用工程技術措施尚不完備,這種情況造成了雨水資源的浪費。顯然,充分利用雨水資源,即盡可能多的把天然降水轉化為可被作物利用的土壤水,減少作物對現有水資源(地表水資源和地下水資源)的需求,對于緩解保定市水資源供需矛盾,改善水環境與生態環境有重要的現實意義。
  10. The reality and function of agricultural information technology in china was summarized in 5 aspects : agricultural resources, agricultural disaster, crop yield estimation, environmental monitoring and evaluation, and agricultural production management and technological consultation

    從農業資源、農業災害、農作物估產、環境監測評價,以及農業生產管理與技術咨詢服務等5個方面,概述了我國農業信息技術的應用狀況及其作用。
  11. They are agricultural productive materials price growth rate, sown area of grain crops growth rate, grain yield per area growth rate -, natural disaster covered grain areas growth rate, net grain import change rate, grain reserve change rate, population growth rate, per income growth rate, city and town population growth rate, food industry production value growth rate, year - end pig number growth rate, medical & pharmaceutical and textile industry production value growth rate, grain marketization degree, inflation rate using the previous year as base year ( preceding year = 100 ), public grain purchases price growth rate, investment in agricultural science and technology growth rate, investment in agricultural infrastructure growth rate, growth rate of graduates number from agriculture, forestry, science & technology universities and colleges and specialized secondary schools, government expenditure for agriculture and agricultural credit growth rate, international grain price growth rate, rmb exchange rate growth rate, last grain price growth rate, economic crop price growth rate, meanwhile, a new method is attempted to be used in this paper and the grain price early - warning problem is transformed into machine learning problem by introducing statistic learning theory and svm method which are gaining popularity in machine learning field at present in the world

    在此基礎上,篩選出23個警兆指標:農用生產資料價格增長率、糧食播種面積增長率、糧食單產增長率、糧食受災面積增長率、糧食凈進口量變化率、糧食儲備變動率、人口增長率、人均收入增長率、城鎮人口增長率、食品工業產值增長率、豬年末頭數增長率、醫藥紡織工業產值增長率、糧食市場化程度、以上年為基年的通貨膨脹率、國家糧食定購價格增長率、農業科技投入增長率、農業基礎設施投入增長率、農、林、科技高校大、中專畢業生人數增長率、財政支農資金比重及農業信貸增長率、國際糧食市場價格增長率、人民幣匯率增長率、上期糧食價格增長率、經濟作物價格增長率。同時論文在預警方法上作了新的嘗試,把糧食價格預警問題轉換成一個機器學習問題,引進當前國際上機器學習領域中比較熱門的統計學習理論和支持向量機方法,用順序回歸演算法對歷史數據進行學習建立了糧食價格預警模型。
  12. A county - wide dynamic optimization model is used to evaluate the potential contributions associated with the adoption of sophisticated irrigation system technology and anticipated biotechnological advances in crop production on ground water conservation

    描述:採用一個全國性的動態優化模型來估計復雜灌溉系統技術帶來的潛在作用,並預測生物技術在農作物生產中利用地下水方面的好處。
  13. Since myr is considered as a part of high - yielding crop production system, it is important to show some general information of high crop production technology related to myr in thailand

    既然最高產量研究( myr )被認為是作物高產生產體系的一部分,就有必要了解與最高產量研究有關的生產技術的一般情況。
  14. Or the scientific crop production technology need be demonstrated and transferred to farm level

    或許科學的作物生產技術需要示範推廣到農場一級。
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